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Product Specifications, Description, Applications, Advantages, and FAQ**
The ABB 70EA02A-ES (with reference numbers HESG447308R1 and HE666775-318/79) is a high-performance industrial control and switching unit designed for efficient electrical circuit management in automation and power distribution systems. It ensures safe, reliable, and precise switching in various industrial environments, making it ideal for high-power applications.
This device is engineered with advanced switching technology that allows it to handle substantial electrical loads and maintain stable performance throughout its operational life. The 70EA02A-ES is suitable for integration into automation systems, power management setups, and motor control centers (MCCs), offering a reliable solution for controlling industrial machinery, equipment, and other electrical circuits.
With its flexible voltage options and compact design, the 70EA02A-ES is built to integrate seamlessly into a wide range of applications, delivering outstanding performance and low maintenance requirements.
| Parameter | Specification |
|---|---|
| Model | 70EA02A-ES |
| Reference Numbers | HESG447308R1 / HE666775-318/79 |
| Product Type | Industrial Control and Switching Module |
| Rated Operational Voltage | Up to 690 V AC |
| Rated Current | 150 A |
| Control Voltage | 24 V DC / 110 V AC / 230 V AC |
| Frequency | 50 / 60 Hz |
| Number of Poles | 3-Pole Configuration |
| Contact Configuration | 3 Main Contacts + 1 Auxiliary Contact |
| Mechanical Endurance | ≥ 1,000,000 operations |
| Electrical Endurance | ≥ 100,000 switching cycles at rated load |
| Insulation Voltage | 1500 V |
| Protection Class | IP20 Front / IP00 Rear |
| Connection Type | Screw / Bolt Terminals |
| Mounting Method | DIN Rail or Direct Panel Mount |
| Operating Temperature Range | -25°C to +60°C |
| Storage Temperature Range | -40°C to +85°C |
| Dimensions (H × W × D) | 200 × 95 × 100 mm |
| Weight | 1.25 kg |
| Compliance | Industrial Control & Safety Standards |
The ABB 70EA02A-ES is an industrial-grade control and switching device designed for high-current switching and precision electrical control in demanding industrial applications. This model is suitable for systems that require reliable electrical performance and minimal downtime. It provides an efficient solution for managing high-power electrical circuits, ensuring optimal safety and long-term reliability in a wide range of environments.
The 70EA02A-ES is compact and easy to integrate into both new systems and retrofit projects. It supports a wide variety of control voltages and can be used in applications involving automation, power management, and motor control.
Key features include long mechanical endurance and high electrical endurance, making it a perfect fit for environments with frequent switching cycles. It is also designed for easy installation on DIN rails or direct panel mounting, further enhancing its usability.
The ABB 70EA02A-ES is highly versatile and used in a broad range of industrial applications, such as:
Motor Control Centers (MCCs) for controlling heavy-duty motors and machinery
Power distribution panels for managing electrical circuits in industrial plants and commercial buildings
Automation systems in manufacturing, robotic assembly lines, and process control
HVAC systems for controlling large air handling units, chillers, and pumps
Material handling systems such as conveyors and automated storage systems
Switchgear systems in power generation and distribution networks
Electrical control systems in industries like mining, food processing, and petrochemicals
The device’s ability to support high-current loads and flexible control voltages makes it suitable for both standard and demanding applications.
The ABB 70EA02A-ES offers several advantages that make it a preferred choice in industrial electrical control:
High Current Rating: With a 150 A current rating, it is well-suited for high-power applications requiring reliable performance.
Flexible Voltage Options: It supports 24 V DC, 110 V AC, and 230 V AC, enabling integration into a wide range of systems.
Long Operational Life: Designed for over 1,000,000 mechanical operations and 100,000 electrical operations, ensuring durability and longevity.
Low Maintenance: Its robust construction and efficient design reduce maintenance needs, providing cost savings over time.
Compact Design: The small footprint allows for easy integration into compact control panels and systems.
Reliability and Safety: The 70EA02A-ES meets global standards for industrial control, providing high reliability and safety in demanding environments.
Easy Installation: The device can be mounted on DIN rails or directly on panels, allowing for fast and flexible installation.
These features make the 70EA02A-ES a reliable, efficient, and versatile solution for industrial control and switching tasks.
| Attribute | Description |
|---|---|
| Brand | ABB |
| Product Series | Industrial Control and Switching Devices |
The 70EA02A-ES is part of ABB’s Industrial Control and Switching Series, which includes a wide range of devices designed to provide high-performance control, switching, and automation solutions for industrial systems.
| Model | Function Type | Rated Current | Control Voltage | Weight (kg) |
|---|---|---|---|---|
| 70EA03A-ES | Heavy Duty Control Switch | 200 A | 24–230 V AC/DC | 1.40 |
| 70EA04A-ES | Power Distribution Switch | 175 A | 24–230 V AC/DC | 1.30 |
| 70EA05A-ES | Load Control Unit | 250 A | 24–230 V AC/DC | 1.60 |
| 70EK01A-ES | Industrial Control Module | 125 A | 24–230 V AC/DC | 1.15 |
| 70EK02A-ES | Automation Control Unit | 100 A | 24–230 V AC/DC | 1.25 |
| Model | Product Type | Rated Voltage | Rated Function / Output | Weight (kg) |
|---|---|---|---|---|
| AF30-40-12-11 | Variable Frequency Drive | 380–480 V AC | 4.0–10.0 kW | 1.80 |
| ESB250 | Motor Protection Breaker | Up to 250 A | Overcurrent Protection | 2.00 |
| OT40F4 | Thermal Overload Relay | 40–50 A | Motor Protection | 0.65 |
| MS300-25 | Contactor | 380–415 V AC | 30 A | 0.80 |
| CP-E 24/50.0 | DIN Rail Power Supply | 24 V DC | 50 A Output | 0.85 |
Q1: What is the primary function of the ABB 70EA02A-ES?
A: The 70EA02A-ES is a control and switching module used to manage electrical circuits and ensure safe and reliable operation in industrial systems.
Q2: What is the maximum rated current for this device?
A: The unit is rated for 150 A of continuous current, making it suitable for medium-to-high power applications.
Q3: What voltage options are available for controlling this device?
A: It supports 24 V DC, 110 V AC, and 230 V AC control voltages.
Q4: Where can this product be used?
A: It is ideal for motor control centers, power distribution panels, automation systems, and HVAC systems.
Q5: How is the ABB 70EA02A-ES mounted?
A: It can be mounted either on a DIN rail or directly onto a panel, providing flexibility for installation.
Q6: Is this product designed for high-power applications?
A: Yes, it is rated for 150 A, making it suitable for a wide range of high-power industrial applications.
Q7: Does this unit require regular maintenance?
A: The 70EA02A-ES has a low-maintenance design due to its robust construction, though periodic inspections are recommended.
Q8: Can this unit be used in automated control systems?
A: Yes, it is compatible with various automation systems and can be used in applications requiring automated control and switching.
Q9: What is the operating temperature range of the ABB 70EA02A-ES?
A: The device operates within a temperature range of -25°C to +60°C, suitable for most industrial environments.
Q10: Is this unit durable enough for harsh industrial conditions?
A: Yes, it is designed to withstand vibration, electrical noise, and temperature extremes, making it ideal for demanding industrial environments.