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- Yokogawa
- PW482-11
- Power Supply Module
- Japan
- 146.5 × 199.5 × 49.7 mm
- 1kg
- Xiamen, China
- New & In Stock
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Industrial Power Supply Module Technical Report
Model: PW482-11
1. Product Overview
The PW482-11 is an industrial-grade rack-mounted power supply module designed for use in automation control systems requiring stable and continuous DC power distribution. It is typically installed inside system cabinets or control racks where it supplies regulated power to controllers, I/O modules, and communication components.
This unit is designed for integration into modular automation architectures rather than standalone operation. It focuses on long-term reliability, electrical stability, and compatibility with redundant system configurations used in industrial environments.
The PW482-11 is commonly used in process control systems where downtime is not acceptable and continuous operation is required.
2. Brand Classification
The product belongs to a globally established industrial automation manufacturer known for developing process control systems, field instrumentation, and distributed control system (DCS) hardware.
Its product lines are widely applied in:
- Industrial automation systems
- Process control infrastructure
- Measurement and monitoring systems
- Power and signal distribution modules
The PW series is part of its modular power supply family used in rack-based control architectures.
3. Series Information (PW Series)
The PW series represents a family of modular power supply units designed for industrial control racks.
Key characteristics of the series:
- Rack-mounted plug-in structure
- Modular hot-swappable design
- Support for redundant power configuration
- Industrial-grade electrical isolation
- Continuous 24/7 operation capability
- Designed for distributed control systems (DCS)
The PW482-11 is the standard AC input configuration within the PW482 family.
4. Product Function Description
The PW482-11 functions as a regulated AC-to-DC power conversion module used in industrial control systems.
Core functional roles:
- Converts AC input into stable DC system power
- Supplies power to rack-mounted control modules
- Maintains voltage stability under fluctuating load conditions
- Supports redundant power system architecture
- Provides electrical isolation from external disturbances
It is typically installed in parallel configurations to ensure uninterrupted system operation.
5. Product Applications
The PW482-11 is widely used in industrial automation environments, including:
- Petrochemical processing control systems
- Power generation monitoring systems
- Water treatment automation platforms
- Refinery control and instrumentation systems
- Manufacturing production line control cabinets
- Distributed control system (DCS) installations
- Industrial monitoring and data acquisition systems
These environments require continuous, stable, and redundant power supply solutions.
6. Product Advantages
The PW482-11 provides several engineering and operational advantages:
- Stable performance under continuous industrial load conditions
- High reliability for 24/7 operation
- Modular design enables easy replacement and maintenance
- Supports redundant power configuration for high system availability
- Strong resistance to electrical noise and transient disturbances
- Compact rack-mounted installation saves cabinet space
- Designed specifically for control system integration
7. Technical Specifications
| Parameter | Specification |
|---|---|
| Model | PW482-11 |
| Input Voltage | 100–120 V AC (industrial standard range) |
| Input Frequency | 50/60 Hz |
| Output Type | Regulated DC system output |
| Output Power | System-dependent configuration |
| Efficiency | High-efficiency industrial design |
| Protection Functions | Overvoltage / Overcurrent / Thermal protection |
| Redundancy Support | Supported |
| Installation Type | Rack-mounted plug-in module |
| Operating Temperature | -20°C to +70°C |
| Cooling Method | System airflow / forced cooling |
8. Mechanical Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions (W × H × D) | 146.5 × 199.5 × 49.7 mm |
| Weight | approx. 1.0 kg |
| Mounting Type | Rack plug-in module |
| Housing Material | Industrial-grade metal enclosure |
9. Related Models (Same Series / Similar Function)
| Model | Description | Key Parameters |
|---|---|---|
| PW481-11 | Lower power AC input variant | AC input / rack module / ~1.0 kg / 146.5×199.5×49.7 mm |
| PW482 | Standard PW482 base model | AC input / mid-capacity / redundancy supported |
| PW482-51 | Enhanced configuration version | AC input / improved stability / rack module |
| PW484-11 | DC input version | 24 V DC input / industrial rack module |
| PW401-11 | Compact power module | Lower capacity / compact installation |
10. Popular Models (Same Manufacturer Ecosystem)
| Model | Function | Key Parameters |
|---|---|---|
| CP451 | Central processing module | Rack CPU / industrial controller / system core module |
| AI835 | Analog input module | Multi-channel signal acquisition / rack installation |
| AO845 | Analog output module | Process control output module / industrial automation |
| DI840 | Digital input module | Discrete signal acquisition / industrial control systems |
| DO840 | Digital output module | Relay/output control module / system integration |
11. Engineering Notes
The PW482-11 is designed as part of a modular control system power architecture rather than a standalone device. Its performance depends heavily on:
- Rack configuration design
- Load distribution across modules
- System redundancy planning
- Thermal management inside control cabinets
In industrial applications, it is commonly deployed in redundant pairs to ensure uninterrupted system operation.
12. Conclusion
The PW482-11 is a stable and reliable industrial power supply module designed for integration into automation control systems. Its modular architecture, redundancy support, and continuous operation capability make it suitable for mission-critical environments where power stability directly affects system performance.
It remains a core component in rack-based industrial automation infrastructures.