Company Information
E-mail		[email protected]
Mobile		+8615980777398
Whatsapp		+8615980777398
WeChat		15980777398

1. Product Overview

The Allen-Bradley 20G11BE630JN0NNNNN is a high-power PowerFlex 755 AC Drive designed for large industrial motor-control systems.

It is a 600 VAC, three-phase, 630 A air-cooled drive in Frame 9 construction. The configuration is intended for demanding industrial applications where a compact general-purpose variable-frequency drive is not sufficient.

The catalog configuration includes AC input with precharge and DC terminals, embedded Ethernet/IP, Type 1/IP20 protection, 600 mm deep MCC-style construction, EMC filtering, CM jumper installed, no dynamic braking, and a blank/no-HIM arrangement.

The model is especially suitable for large pumps, fans, blowers, conveyors, mining equipment, water-treatment systems, process machinery, material handling and other high-power applications requiring controlled motor speed and torque.

The JN configuration is an active replacement configuration for the earlier 20G11BE630AN0NNNNN model. The replacement retains the same general 630 A / 600 VAC PowerFlex 755 application class while changing specific catalog configuration details, including the CM-jumper configuration.

2. Brand and Product Family

Item	Specification
Model	20G11BE630JN0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex
Product Series	PowerFlex 755
Series Group	PowerFlex 750-Series
Product Type	High-Power AC Variable Frequency Drive
Drive Construction	Air Cooled
Voltage Class	600 VAC
Input Phase	3 Phase
Output Current	630 A
Frame	Frame 9
Enclosure	Type 1
Protection Rating	IP20
Package	600 mm Deep MCC Style
Input Type	AC Input with Precharge
DC Terminals	Included
Dynamic Braking	None
EMC Filtering	Filtered
CM Jumper	Installed
HIM	Blank / No HIM
Communication	Embedded Ethernet/IP
Current Rating	630 A
Product Status	Active configuration

The PowerFlex 755 family covers a very broad industrial power range, including high-power 600 V applications. The 20G11BE630JN0NNNNN occupies the high-power end of that range and is intended for large industrial motors rather than small machine drives.

3. Main Technical Parameters

Technical Parameter	Specification
Model	20G11BE630JN0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex
Product Series	PowerFlex 755
Product Type	AC Variable Frequency Drive
Input Voltage	600 VAC
Input Phase	3 Phase
DC Bus Voltage Class	810 VDC
Output Current	630 A
Normal-Duty Rating	700 HP
Heavy-Duty Rating	600 HP
Light-Duty Rating	Approximately 800 HP
Frame Size	Frame 9
Cooling	Forced-Air / Air Cooled
Enclosure	UL Type 1
Protection	IP20
Package Depth	600 mm
Package Style	MCC Style
Input Type	AC Input with Precharge
DC Terminals	Yes
Dynamic Braking	None
Internal Dynamic-Braking Transistor	None
EMC Filter	Yes
CM Jumper	Installed
HIM	Blank / No HIM
Local Keypad	None
Ethernet/IP	Embedded
Operating Temperature	Approximately 0 to 40 °C at rated conditions
Storage Temperature	Approximately -40 to +70 °C
Relative Humidity	Approximately 5–95%, non-condensing
Approx. Equipment Weight	1,270 kg
Depth	600 mm
Width	Configuration Dependent
Height	Configuration Dependent
Installation	Indoor Industrial / MCC
Typical Application	Pumps, Fans, Blowers, Conveyors, Mining, Process Equipment
Product Status	Active

The 600 VAC, 630 A, Frame 9, 700 HP Normal-Duty and 600 HP Heavy-Duty characteristics are specifically associated with this configuration. The available product information also identifies the enclosure as Type 1/IP20 and the package as 600 mm deep MCC style.

4. Product Introduction

The 20G11BE630JN0NNNNN is designed for applications in which motor power, current capacity and industrial communication capability are all important.

Unlike a small variable-frequency drive designed to be mounted directly inside a machine, this drive belongs to the large industrial PowerFlex 755 platform.

Its physical construction, cooling system, electrical terminals and Frame 9 architecture are designed around large motor installations.

The drive receives three-phase AC power, converts the incoming electrical power into a controlled DC bus, and then uses high-speed power switching to generate a variable-frequency output for the motor.

This allows the motor’s operating speed and torque to be controlled according to the process requirement.

A simplified power path can be represented as:

600 VAC Three-Phase Supply

↓

AC Input / Precharge Section

↓

DC Bus

↓

Power Inverter

↓

Variable-Frequency AC Output

↓

Large Industrial Motor

↓

Pump / Fan / Conveyor / Blower / Process Equipment

5. What the Model Number Represents

The catalog number contains multiple configuration elements.

For practical identification, the most important characteristics of this model are:

• PowerFlex 755 product family
• 600 VAC voltage class
• 630 A current class
• Air-cooled construction
• Frame 9
• AC input with precharge
• DC terminals
• Type 1 / IP20 enclosure
• 600 mm MCC-style package
• Filtered configuration
• CM jumper installed
• No dynamic braking
• Blank/no-HIM configuration
• Embedded Ethernet/IP

The complete catalog number should be used when ordering, replacing or comparing equipment because two drives with the same voltage and current rating can still have different enclosure, braking, filtering, display or input configurations.

6. 600 VAC Three-Phase Input

The 20G11BE630JN0NNNNN is designed for a 600 VAC, three-phase industrial power system.

This voltage class is particularly useful for large industrial motors.

At high motor power levels, higher operating voltage helps keep current within practical limits.

For example, a large motor installation may require several hundred amperes of current.

The 600 V class provides a suitable electrical platform for this type of high-power equipment.

Before installation, the incoming electrical system should be evaluated for:

• Supply voltage
• Supply frequency
• Transformer capacity
• Short-circuit current
• Feeder capacity
• Protective-device coordination
• Grounding
• Cable sizing
• Motor compatibility

7. 630 A Output Current

The 630 A output rating is one of the most important characteristics of this drive.

It places the 20G11BE630JN0NNNNN firmly in the high-power industrial category.

A drive with this current capacity is intended for large motors and large mechanical loads.

Typical applications include:

• Large centrifugal pumps
• Large process fans
• Industrial blowers
• Heavy conveyors
• Mine dewatering systems
• Material-handling systems
• Water-treatment equipment
• Industrial cooling systems
• Cement-process equipment
• Steel-process auxiliary equipment

8. Horsepower Ratings

The model is commonly identified with:

Duty Category	Rating
Light Duty	800 HP
Normal Duty	700 HP
Heavy Duty	600 HP

The most important point is that horsepower alone should not be used to select the drive.

Motor full-load current, overload requirement and application duty are equally important.

For example, a 600 HP motor with a demanding starting or overload requirement can require a different selection approach than a 700 HP motor driving a low-torque centrifugal fan.

9. Normal-Duty Operation

The commonly specified Normal-Duty rating is 700 HP.

This makes the drive suitable for large industrial applications where the motor normally operates under a relatively predictable load profile.

Typical examples include:

• Large pumps
• Fans
• Blowers
• Process equipment
• Large ventilation systems
• Water-transfer systems
• Industrial circulation systems

Normal-duty selection should always be checked against actual motor current and operating conditions.

10. Heavy-Duty Operation

The drive is also specified for approximately 600 HP Heavy Duty.

Heavy-duty applications normally require greater overload capability or higher torque demand.

Typical examples include:

• Large conveyors
• Mining equipment
• Heavy material handling
• High-inertia machinery
• Equipment with demanding acceleration requirements
• Machinery with frequent load changes

When selecting the drive for these applications, the heavy-duty current rating should be used rather than simply looking at the light-duty horsepower number.

11. Light-Duty Applications

The drive can also be used in suitable variable-torque applications at approximately the 800 HP Light-Duty level.

This is particularly relevant to:

• Centrifugal pumps
• Large fans
• Large blowers
• Cooling-water systems
• Ventilation systems

Variable-torque applications can often benefit substantially from variable-speed operation because the motor does not need to run at maximum speed when process demand is lower.

12. Frame 9 Construction

The 20G11BE630JN0NNNNN uses Frame 9 construction.

Frame 9 is a large industrial drive frame intended for substantial power levels.

Compared with smaller drive frames, it requires considerably more attention to:

• Cabinet layout
• Airflow
• Cable routing
• Floor loading
• Service clearance
• Transportation
• Lifting
• Maintenance access

The drive should therefore be considered major industrial electrical equipment.

13. 600 mm Deep MCC-Style Package

The catalog configuration specifies a 600 mm deep MCC-style package.

Mechanical Parameter	Specification
Model	20G11BE630JN0NNNNN
Frame	Frame 9
Package Style	MCC Style
Depth	600 mm
Width	Configuration Dependent
Height	Configuration Dependent
Enclosure	Type 1
Protection	IP20
Cooling	Air Cooled
Installation	Indoor Industrial
Mounting	MCC / Electrical Room

The 600 mm value should be used as the package-depth reference.

The complete installation footprint will be larger because cable entry, ventilation and maintenance access must also be considered.

The exact height and width should be taken from the configuration-specific mechanical drawing rather than estimated from a generic Frame 9 dimension.

14. Dimensions

Because this is a large Frame 9 MCC-style drive, dimensional information should be handled carefully.

Dimension	Specification
Model	20G11BE630JN0NNNNN
Depth	600 mm
Width	Configuration Dependent
Height	Configuration Dependent
Installation Footprint	Configuration Dependent
Front Service Clearance	Required
Cable Clearance	Required
Cooling Clearance	Required
Maintenance Space	Required
Package Style	MCC Style

The 600 mm depth is a defined package characteristic for the configuration. The actual overall height and width should not be invented or assumed because the complete mechanical arrangement can vary with cabinet and packaged-drive configuration.

15. Weight

The 20G11BE630JN0NNNNN is a very heavy industrial drive.

A listed equipment weight is approximately 2,800 lb, which converts to approximately 1,270 kg.

Weight Parameter	Specification
Model	20G11BE630JN0NNNNN
Approx. Equipment Weight	1,270 kg
Approx. Weight in Tons	1.27 metric tons
Approx. Weight in Pounds	2,800 lb
Shipping Weight	May vary with packaging
Floor Loading	Must be evaluated
Transportation	Heavy Industrial Equipment
Lifting	Heavy-duty lifting equipment required

The 1,270 kg value should be treated as an approximate listed equipment weight rather than a substitute for the final shipment or mechanical documentation.

16. Air-Cooled Design

The drive uses a forced-air cooling system.

At this power level, the switching devices and power components generate significant heat.

The cooling system moves air through the power section to transfer heat away from the semiconductor and electrical components.

A good installation should provide:

• Clean cooling air
• Adequate airflow
• Correct ventilation
• Sufficient cabinet clearance
• Appropriate ambient temperature
• Regular fan inspection
• Regular cleaning

Industrial dust is particularly important.

If dust accumulates around air passages, the cooling system may become less effective, resulting in higher component temperatures.

17. Type 1 / IP20 Protection

The configuration is specified as UL Type 1 / IP20.

This is intended primarily for indoor industrial environments.

It is not a weatherproof outdoor enclosure.

The surrounding installation should protect the drive from:

• Rain
• Water spray
• Condensation
• Excessive dust
• Conductive contamination
• Corrosive chemicals
• Outdoor weather

For outdoor applications, a suitable enclosure or packaged system should be considered.

18. AC Input With Precharge

The model uses an AC input with precharge.

The precharge function limits the initial charging behavior of the DC bus when the drive is energized.

This is especially important on a large drive because the DC bus contains substantial electrical energy.

The general sequence is:

Incoming AC

→

Precharge

→

DC Bus Charging

→

Normal Drive Operation

The precharge system is therefore an important part of the high-power input architecture.

19. DC Terminals

The catalog configuration includes DC terminals.

These terminals can be useful in specific high-power system architectures and DC-bus applications.

However, the DC bus represents a high-energy electrical circuit.

Even after incoming power has been removed, stored energy may remain.

Correct isolation, lockout procedures and verification of a discharged electrical system are essential before service work.

20. EMC Filtering

The 20G11BE630JN0NNNNN uses a filtered configuration.

Variable-frequency drives use high-frequency switching.

This switching is necessary for motor control but can also produce electrical noise.

The EMC filter contributes to controlling conducted electrical interference.

However, good EMC performance depends on the complete installation.

Important factors include:

• Grounding
• Bonding
• Motor cable selection
• Shielding
• Cable routing
• Separation of power and signal cables
• Cabinet construction
• Motor-frame grounding

21. CM Jumper Installed

One of the important differences between this JN configuration and the earlier AN configuration is the CM jumper configuration.

For the 20G11BE630JN0NNNNN, the catalog specification identifies the configuration as:

Filtered, CM Jumper Installed.

This detail should not be overlooked when replacing an older drive.

A replacement may have the same:

• Voltage
• Current
• Horsepower
• Frame
• Cooling

yet still have different grounding or common-mode configuration.

The entire catalog number therefore needs to be checked.

22. No Dynamic Braking

The model is specified with no dynamic braking.

Parameter	Specification
Model	20G11BE630JN0NNNNN
Dynamic Braking	None
Internal Braking Transistor	None
Standard Dynamic-Braking Hardware	Not included
High-Inertia Applications	Additional evaluation required
Rapid Deceleration	External solution may be required

This is important when the motor drives a high-inertia load.

During deceleration, the motor can return energy toward the DC bus.

Possible engineering solutions can include:

• Longer deceleration time
• External braking equipment
• Mechanical braking
• Regenerative drive architecture
• Controlled stopping profiles

The appropriate solution depends on the machine.

23. Blank / No-HIM Configuration

The model is specified with a Blank / No HIM arrangement.

HIM means Human Interface Module.

This does not mean that the drive cannot be monitored or controlled.

It means the standard catalog configuration does not include a door-mounted local HIM.

This is useful in systems where the drive is operated from:

• PLC
• HMI
• SCADA
• DCS
• Ethernet/IP
• Plant control system

This arrangement is particularly practical when the drive is installed inside a centralized electrical room.

24. Embedded Ethernet/IP

Embedded Ethernet/IP is an important feature for industrial automation.

The drive can participate in a networked control architecture.

Typical data exchanged with a controller can include:

• Start command
• Stop command
• Speed reference
• Actual speed
• Output current
• Drive status
• Fault information
• Alarm information
• Diagnostic information
• Parameter information

A typical architecture is:

PLC

↓

Ethernet/IP

↓

PowerFlex 755

↓

630 A Motor

↓

Industrial Machine

25. Pump Applications

Large pumps are one of the strongest application areas for this drive.

Potential applications include:

• Raw-water pumps
• Cooling-water pumps
• Booster pumps
• Mine dewatering pumps
• Process pumps
• Industrial circulation pumps
• Water-transfer pumps
• Wastewater pumps

Variable-speed operation allows the pump to respond to process demand.

For a centrifugal pump, reducing speed can significantly reduce the amount of power required.

This can make a large variable-frequency drive particularly valuable in installations that operate continuously.

26. Fan Applications

Large industrial fans can also be excellent candidates.

Applications include:

• Mine ventilation
• Furnace ventilation
• Industrial exhaust
• Dust collection
• Cooling systems
• Process ventilation
• Large air-handling systems

The drive can adjust fan speed according to the required airflow.

27. Blower Applications

Large blowers are another suitable application.

Examples include:

• Wastewater aeration
• Process air
• Pneumatic conveying
• Industrial ventilation
• Combustion-air systems
• Drying systems
• Process blowers

Blower applications can benefit from variable-speed control when airflow requirements change throughout the process.

28. Conveyor Applications

Conveyor systems can require substantial starting torque.

Controlled acceleration can reduce the mechanical shock associated with direct full-speed starting.

A controlled ramp can reduce stress on:

• Conveyor belts
• Gearboxes
• Couplings
• Shafts
• Bearings
• Mechanical structures

For heavy conveyors, the Heavy-Duty rating should be considered rather than selecting the drive solely according to the motor’s nominal horsepower.

29. Mining Applications

The PowerFlex 755 platform is well suited to large industrial motor applications in mining.

Potential applications include:

• Mine dewatering
• Ventilation
• Conveyors
• Crushing support equipment
• Material handling
• Process pumps
• Large fans

The 630 A current capacity provides considerable capability for large motors.

30. Cement Plant Applications

Cement plants contain many high-power motor systems.

The drive can be considered for:

• Large fans
• Exhaust systems
• Process blowers
• Cooling-water pumps
• Material conveyors
• Dust collection
• Auxiliary process machinery

Centralized communication is useful in large plants where many drives must be monitored from a central control room.

31. Water and Wastewater Applications

Water-treatment and wastewater facilities frequently use large pumps and blowers.

The drive can be applied to:

• Intake pumping
• Transfer pumping
• Distribution pumping
• Aeration blowers
• Wastewater pumping
• Flood-control pumping
• Industrial water circulation

The ability to vary motor speed can help match energy consumption to actual process requirements.

32. Steel and Metal Processing

Large steel and metal-processing facilities also use many high-power motors.

Potential applications include:

• Cooling-water pumps
• Large ventilation fans
• Process blowers
• Material conveyors
• Auxiliary machinery
• Industrial circulation systems

The drive’s high-current capacity makes it suitable for large auxiliary motor systems.

33. Main Advantages

33.1 High 630 A Current Capacity

The 630 A output rating makes this model suitable for very large motors.

This is the fundamental advantage of this configuration over compact drive families.

33.2 600 VAC Voltage Class

The 600 VAC class is appropriate for high-power industrial electrical systems.

33.3 Large Horsepower Capability

The drive is associated with approximately:

• 800 HP Light Duty
• 700 HP Normal Duty
• 600 HP Heavy Duty

This gives it a broad application range.

33.4 Frame 9 Construction

Frame 9 provides a platform suitable for high-power semiconductor components, cooling and large electrical connections.

33.5 Embedded Ethernet/IP

The drive can be integrated into a plant-wide automation system without requiring the operator to stand next to the drive.

33.6 Air Cooling

Forced-air cooling provides a practical solution for large indoor industrial installations.

33.7 MCC-Style Packaging

The 600 mm deep MCC-style package is suitable for centralized electrical rooms and motor-control installations.

33.8 EMC Filtering

The filtered configuration helps support electromagnetic compatibility when correctly installed.

33.9 No-HIM Configuration

The blank/no-HIM configuration is useful for installations that rely on remote control and monitoring.

33.10 Flexible Industrial Applications

The same general drive platform can support:

• Pumps
• Fans
• Blowers
• Conveyors
• Mining equipment
• Water systems
• Cement equipment
• Process machinery

34. Energy-Saving Advantages

Variable-frequency control can provide significant energy-saving potential in variable-torque applications.

For example, a centrifugal pump does not always need to run at full speed.

If process demand decreases, the drive can reduce motor speed.

The same principle applies to:

• Fans
• Blowers
• Cooling systems
• Circulation pumps

The actual energy savings depend on:

• Operating hours
• Load profile
• Motor efficiency
• Pump efficiency
• Fan efficiency
• System resistance
• Required process flow

35. Controlled Acceleration

The drive allows controlled acceleration rather than forcing the motor to immediately reach operating speed.

This can reduce mechanical shock.

For large machines, controlled acceleration can help reduce stress on:

• Gearboxes
• Couplings
• Shafts
• Belts
• Bearings
• Mechanical structures

36. Controlled Deceleration

The drive can also control the rate at which the motor slows down.

This is useful for large rotating equipment.

However, because the model does not include dynamic braking, applications involving rapid deceleration and large inertia should be evaluated carefully.

The correct deceleration strategy may involve a longer ramp or an external braking solution.

37. Centralized Control

The drive is particularly suitable for centralized industrial automation.

A typical arrangement can be:

Operator Station

↓

SCADA / HMI

↓

PLC

↓

Ethernet/IP

↓

PowerFlex 755

↓

Motor

↓

Process Equipment

This architecture allows operators to monitor drive status and motor performance without entering the electrical room.

38. Maintenance Advantages

The PowerFlex 755 architecture is designed for industrial applications where maintenance and diagnostics are important.

Useful maintenance information can include:

• Fault status
• Alarm status
• Drive status
• Motor current
• Speed
• Control references
• Network status
• Operating conditions

A good maintenance program should combine electronic diagnostics with physical inspection.

39. Recommended Maintenance Program

Cooling System

Inspect cooling fans and air passages regularly.

Electrical Connections

Check high-current connections for signs of heating or looseness.

Grounding

Verify grounding and bonding.

Cabinet Environment

Control dust, humidity and temperature.

Network

Check Ethernet/IP communication.

Motor

Inspect motor bearings, insulation and mechanical coupling.

Fault History

Investigate recurring faults instead of repeatedly resetting them.

Ventilation

Make sure cooling airflow remains unobstructed.

40. Thermal Management

A 630 A drive can produce significant heat.

When multiple large drives are installed in one electrical room, the combined thermal load can be substantial.

The electrical room should therefore be designed around:

• Total heat generation
• HVAC capacity
• Airflow
• Ambient temperature
• Exhaust air
• Fresh cooling air
• Equipment spacing
• Dust control

Hot exhaust air should not be allowed to circulate directly back into the drive’s cooling intake.

41. Mechanical Installation

The approximately 1,270 kg equipment weight means mechanical installation requires planning.

The installation team should evaluate:

• Floor loading
• Transportation route
• Door dimensions
• Lifting equipment
• Forklift capacity
• Crane capacity
• Lifting points
• Final equipment position
• Service access
• Future replacement access

42. Electrical Installation

A 630 A drive represents a major electrical load.

The electrical design should consider:

• Incoming feeder
• Protective devices
• Short-circuit rating
• Cable ampacity
• Busbar capacity
• Grounding
• Motor cable
• EMC
• Harmonics
• Transformer capacity
• Motor characteristics

43. Motor Selection

The motor should be selected according to the actual application.

Motor Parameter	Importance
Motor Voltage	Must be compatible with the drive voltage class
Motor Full-Load Current	Primary sizing parameter
Motor Horsepower	Establishes approximate power requirement
Motor Frequency	Important for speed control
Motor Speed	Determines operating range
Motor Inertia	Important for acceleration/deceleration
Starting Torque	Important for conveyors and heavy machinery
Overload Requirement	Determines duty selection
Motor Cooling	Important during low-speed operation
Motor Efficiency	Influences total energy consumption

44. Duty Selection Guide

Application	Recommended Duty Evaluation	Main Consideration
Large Centrifugal Pump	LD / ND	Variable torque
Large Cooling Fan	LD / ND	Variable torque
Large Process Blower	LD / ND	Variable airflow
Large Conveyor	ND / HD	Starting torque
Mining Conveyor	HD	High inertia
Heavy Material Handling	HD	Torque requirement
Large Water Pump	LD / ND	Flow variation
Wastewater Blower	LD / ND	Variable process demand
High-Inertia Machine	HD	Deceleration and overload

45. Five Recommended Same-Series / Related Models

The following are closely related 600 VAC PowerFlex 755 configurations and provide useful alternatives around the 630 A current class.

No.	Model	Voltage	Output Current	LD Rating	ND Rating	HD Rating	Frame	Package
1	20G11BE595JN0NNNNN	600 VAC	595 A	700 HP	600 HP	500 HP	9	600 mm MCC
2	20G11BE760JN0NNNNN	600 VAC	760 A	900 HP	800 HP	700 HP	9	600 mm MCC
3	20G11BE825JN0NNNNN	600 VAC	825 A	950 HP	900 HP	750 HP	9	600 mm MCC
4	20G11BE630AN0NNNNN	600 VAC	630 A	800 HP	700 HP	600 HP	9	600 mm MCC
5	21G11BE630JN4NNNNN-ND-L1-P3	600 VAC	630 A	—	700 HP	600 HP	9	600 mm MCC

The first three models provide a direct current-capacity comparison around the target model. The 20G11BE630AN0NNNNN is the previous configuration of the same basic 630 A product, while the 21G11BE630JN4NNNNN is a newer packaged-drive configuration with additional cabinet options.

46. Same-Series Comparison

Model	Voltage	Current	LD	ND	HD	Frame	Depth
20G11BE595JN0NNNNN	600 VAC	595 A	700 HP	600 HP	500 HP	9	600 mm
20G11BE630JN0NNNNN	600 VAC	630 A	800 HP	700 HP	600 HP	9	600 mm
20G11BE760JN0NNNNN	600 VAC	760 A	900 HP	800 HP	700 HP	9	600 mm
20G11BE825JN0NNNNN	600 VAC	825 A	950 HP	900 HP	750 HP	9	600 mm
20G11BE630AN0NNNNN	600 VAC	630 A	800 HP	700 HP	600 HP	9	600 mm
21G11BE630JN4NNNNN-ND-L1-P3	600 VAC	630 A	—	700 HP	600 HP	9	600 mm

The 630 A model sits between the 595 A and 760 A configurations.

For an application requiring slightly more than the 595 A rating, the 630 A model provides a logical step upward.

If the application requires more current capacity, the 760 A and 825 A configurations provide additional margin.

47. Mechanical Comparison

Model	Frame	Depth	Width	Height	Approx. Weight
20G11BE595JN0NNNNN	9	600 mm	Configuration Dependent	Configuration Dependent	Configuration Dependent
20G11BE630JN0NNNNN	9	600 mm	Configuration Dependent	Configuration Dependent	Approx. 1,270 kg
20G11BE760JN0NNNNN	9	600 mm	Configuration Dependent	Configuration Dependent	Configuration Dependent
20G11BE825JN0NNNNN	9	600 mm	Configuration Dependent	Configuration Dependent	Configuration Dependent
20G11BE630AN0NNNNN	9	600 mm	Configuration Dependent	Configuration Dependent	Configuration Dependent
21G11BE630JN4NNNNN-ND-L1-P3	9	600 mm	Configuration Dependent	Configuration Dependent	Configuration Dependent

For the exact 20G11BE630JN0NNNNN, the available listing provides the approximate 1,270 kg weight. For the other configurations, an exact weight should not be assumed without the corresponding mechanical configuration.

48. Five Same-Brand Popular / Related Models

For a broader product comparison, the following models represent different parts of the Allen-Bradley variable-frequency-drive range.

No.	Model	Product Series	Voltage Class	Approx. Application Level	Typical Application
1	25B-D017N104	PowerFlex 525	480 VAC Class	Small / Medium	Pumps, Fans, Conveyors
2	25C-D017N114	PowerFlex 527	480 VAC Class	Small / Medium	Machine Automation
3	20F11NC2P1JA0NNNNN	PowerFlex 753	480 VAC Class	Medium / High	Industrial Machinery
4	20G11NC2P1JA0NNNNN	PowerFlex 755	480 VAC Class	High	Industrial Process Equipment
5	20G11BE630JN0NNNNN	PowerFlex 755	600 VAC	Very High	Large Industrial Motors

49. Same-Brand Model Comparison

Model	Series	Voltage Class	Typical Power Level	Cooling	Typical Application
25B-D017N104	PowerFlex 525	480 VAC	Small / Medium	Air Cooled	Machine Drives
25C-D017N114	PowerFlex 527	480 VAC	Small / Medium	Air Cooled	Automation
20F11NC2P1JA0NNNNN	PowerFlex 753	480 VAC	Medium / High	Air Cooled	Industrial Equipment
20G11NC2P1JA0NNNNN	PowerFlex 755	480 VAC	High	Air Cooled	Process Machinery
20G11BE630JN0NNNNN	PowerFlex 755	600 VAC	Very High	Forced Air	Large Industrial Motors

50. Which Related Model Should Be Chosen?

Requirement	Recommended Model
Slightly lower current requirement	20G11BE595JN0NNNNN
Approximately 630 A	20G11BE630JN0NNNNN
Need more current than 630 A	20G11BE760JN0NNNNN
Need approximately 825 A	20G11BE825JN0NNNNN
Need previous 630 A configuration	20G11BE630AN0NNNNN
Need newer packaged-drive architecture	21G11BE630JN4NNNNN-ND-L1-P3
Small industrial motor	PowerFlex 525 class
Machine-level automation	PowerFlex 527 class
Medium/high industrial motor	PowerFlex 753 class
Large industrial motor	PowerFlex 755 class

51. Comparison Between the 20G11BE630AN0NNNNN and 20G11BE630JN0NNNNN

This comparison is especially important because the JN model is the replacement configuration for the AN model.

Parameter	20G11BE630AN0NNNNN	20G11BE630JN0NNNNN
Product Family	PowerFlex 755	PowerFlex 755
Voltage	600 VAC	600 VAC
Current	630 A	630 A
Normal Duty	700 HP	700 HP
Heavy Duty	600 HP	600 HP
Frame	9	9
Cooling	Air Cooled	Air Cooled
Package	600 mm MCC Style	600 mm MCC Style
Enclosure	Type 1 / IP20	Type 1 / IP20
Dynamic Braking	None	None
Filtering	Filtered	Filtered
CM Jumper	Removed	Installed
HIM	Blank / No HIM	Blank / No HIM
Input	AC with Precharge	AC with Precharge
Status	Discontinued	Active
Replacement Relationship	Original	Replacement

The key configuration change relevant to the two models is the CM-jumper configuration. The original AN model is listed as having the CM jumper removed, while the JN replacement is listed with the CM jumper installed.

52. Why the JN Configuration Is Important

The JN configuration should not simply be treated as a different suffix.

It represents a specific replacement configuration within the same PowerFlex 755 high-power family.

For a replacement project, the engineer should compare:

• Motor voltage
• Motor current
• Duty class
• Input arrangement
• Grounding
• CM-jumper configuration
• EMC requirements
• Dynamic braking
• HIM requirement
• Communication
• Mechanical dimensions
• Cabinet arrangement
• Cable termination

This is particularly important when replacing a drive that has been operating for many years.

53. No Local HIM — Advantages and Limitations

The blank/no-HIM configuration provides a clean approach for remote-control installations.

Advantages include:

• Reduced local operator hardware
• Centralized control
• Reduced dependence on a door-mounted display
• Easier integration into PLC-based systems
• Suitable for electrical-room installations

However, technicians may prefer a local interface during commissioning and troubleshooting.

For that reason, a portable or compatible HIM can be considered where appropriate.

54. Communication and Automation

The PowerFlex 755 platform is designed for integration into larger industrial automation systems.

A typical application can contain:

SCADA

↓

PLC

↓

Ethernet/IP Network

↓

PowerFlex 755

↓

Large Motor

↓

Process

The drive can provide operational information back to the controller.

This can simplify:

• Remote diagnostics
• Centralized speed control
• Alarm monitoring
• Fault management
• Production monitoring
• Preventive maintenance

55. Large Pump Example

Consider a large water-transfer pump.

A basic operating strategy might be:

Low Demand

→ Reduce motor speed

→ Reduce pump output

→ Reduce power consumption

High Demand

→ Increase motor speed

→ Increase pump output

This is one of the most useful applications of a high-power VFD.

The motor no longer has to operate continuously at full speed simply because the pump is capable of full output.

56. Large Conveyor Example

For a large conveyor, the operating strategy is different.

The major concern is often mechanical torque rather than energy saving alone.

A typical sequence is:

Start Command

↓

Controlled Acceleration

↓

Operating Speed

↓

Process Operation

↓

Controlled Deceleration

This can reduce mechanical shock compared with direct-on-line starting.

57. Large Fan Example

For a large ventilation fan:

High Airflow Demand

→ Higher speed

Reduced Airflow Demand

→ Lower speed

This allows the ventilation system to respond to actual process requirements.

The drive therefore becomes both a motor controller and a process-control device.

58. Safety and Installation Considerations

Because this is a high-power electrical device, installation and maintenance require qualified personnel.

Important considerations include:

• Lockout/tagout
• Grounding
• Stored DC-bus energy
• High-current conductors
• Electrical clearances
• Proper protective equipment
• Correct cable termination
• Correct torque on electrical connections
• Cooling airflow
• Mechanical stability

The approximately 1.27-ton weight also makes mechanical handling a serious consideration.

59. Environmental Considerations

The IP20 / Type 1 configuration is best suited to controlled indoor environments.

The installation should minimize exposure to:

• Dust
• Moisture
• Corrosive gases
• Condensation
• Excessive heat
• Conductive particles

Where the process environment is harsh, additional enclosure protection may be required.

60. Complete Technical Specification Table

Parameter	20G11BE630JN0NNNNN
Brand	Allen-Bradley
Product Family	PowerFlex
Product Series	PowerFlex 755
Series Group	PowerFlex 750-Series
Product Type	High-Power AC Variable Frequency Drive
Voltage Class	600 VAC
Input Phase	3 Phase
DC Bus Class	810 VDC
Output Current	630 A
Light-Duty Rating	800 HP
Normal-Duty Rating	700 HP
Heavy-Duty Rating	600 HP
Frame	Frame 9
Cooling	Forced Air / Air Cooled
Enclosure	UL Type 1
Protection	IP20
Package	600 mm Deep MCC Style
Depth	600 mm
Width	Configuration Dependent
Height	Configuration Dependent
Approx. Weight	1,270 kg
Approx. Weight in Tons	1.27 metric tons
Input Type	AC Input with Precharge
DC Terminals	Yes
Dynamic Braking	None
Internal Braking Transistor	None
EMC Filter	Yes
CM Jumper	Installed
HIM	Blank / No HIM
Local Keypad	None
Ethernet/IP	Embedded
Operating Temperature	Approx. 0–40 °C at rated conditions
Storage Temperature	Approx. -40–70 °C
Relative Humidity	Approx. 5–95%, non-condensing
Installation	Indoor Industrial / MCC
Typical Applications	Pumps, Fans, Blowers, Conveyors, Mining, Water, Cement, Process Equipment
Product Status	Active
Related Previous Model	20G11BE630AN0NNNNN

61. Key Advantages at a Glance

Advantage	Description
630 A Capacity	Suitable for very large industrial motors
600 VAC Class	Designed for high-power industrial systems
800 HP LD	High capacity for suitable variable-torque applications
700 HP ND	Strong general industrial rating
600 HP HD	Suitable for demanding torque applications
Frame 9	High-power physical platform
Air Cooled	Practical thermal management
600 mm MCC Style	Suitable for centralized electrical rooms
IP20 / Type 1	Indoor industrial protection
Embedded Ethernet/IP	Networked automation integration
EMC Filtered	Supports electrical-noise management
CM Jumper Installed	Defined replacement configuration
No Dynamic Braking	Simple configuration for applications without braking demand
No HIM	Well suited to remote-control architectures
DC Terminals	Useful for compatible high-power system arrangements

62. Final Product Assessment

The Allen-Bradley 20G11BE630JN0NNNNN is a high-capacity PowerFlex 755 AC drive intended for large industrial motor applications.

Its defining characteristics are 600 VAC three-phase input, 630 A output current, Frame 9 construction, air cooling, 600 mm deep MCC-style packaging, Type 1/IP20 protection, AC input with precharge, DC terminals, EMC filtering, CM jumper installed, no dynamic braking and a blank/no-HIM configuration.

Its approximately 800 HP Light-Duty, 700 HP Normal-Duty and 600 HP Heavy-Duty ratings provide a broad operating range for large motors.

The product is particularly well matched to large pumps, fans, blowers, conveyors, mining equipment, water systems, wastewater systems, cement equipment, cooling systems and industrial process machinery.

Its 630 A current capacity is the main reason to select it over smaller PowerFlex families.

Its 600 VAC voltage class makes it suitable for large motor installations where the electrical system is designed around 600 V equipment.

Its Frame 9 construction provides the physical and thermal platform required for this power level.

Its embedded Ethernet/IP capability makes it suitable for centralized PLC and plant-automation architectures.

The blank/no-HIM configuration is particularly useful when operators control the motor from an HMI, SCADA system or PLC instead of directly from the drive.

The filtered configuration with CM jumper installed is an important part of the electrical configuration and should be checked carefully during replacement projects.

The approximate 1,270 kg weight means that transportation, lifting, floor loading and installation must be planned as part of the project rather than treated as routine cabinet work.

The 600 mm depth is useful for preliminary layout planning, while the exact height and width should be obtained from the specific mechanical drawing for the installed configuration.

For practical selection, the most important parameters are:

600 VAC + 630 A + Frame 9 + 700 HP Normal Duty + 600 HP Heavy Duty + 800 HP Light Duty + Air Cooled + 600 mm MCC Style + IP20/Type 1 + Embedded Ethernet/IP + Filtered + CM Jumper Installed + No Dynamic Braking + No HIM.

Overall, the 20G11BE630JN0NNNNN is best regarded as a large industrial PowerFlex 755 variable-frequency drive for high-power motor control, particularly where high current, centralized automation, variable-speed operation and industrial-duty construction are required.