ABB HIEE300766R0001 Door Control Unit

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1. Product Overview

The ABB HIEE300766R0001 Door Control Unit is an intelligent control module for medium- or high-voltage switchgear, used for door lock monitoring, door open/close detection, and interlock control. It integrates with ABB switchgear to enable remote monitoring, automatic alarms, and safety interlocks, ensuring the safety of both equipment and personnel.

2. Technical Specifications (Typical)

• Model: HIEE300766R0001

• Type: Door Control Unit

• Main Functions: Door lock control, door status detection, interlock control

• Input Signals: Door open/close status, lock position

• Output Signals: Relay contact output for alarm or interlock

• Communication Interface: Optional Profibus, Modbus, or ABB bus interface

• Operating Voltage: 24–48 V DC (typical)

• Operating Temperature: -20 °C to +60 °C

• Mounting: Switchgear internal module installation

• Protection Class: IP20

• Reliability: Industrial-grade design for long-term continuous operation

3. Advantages & Features

• Safety interlock: Ensures safe operation of switchgear doors and equipment, preventing misuse.

• Status monitoring: Real-time detection of door open/close and lock status, with alarm output.

• Remote monitoring capability: Integrates with automation systems for remote monitoring and management.

• Modular design: Easily integrates into ABB switchgear and other systems.

• High reliability: Industrial-grade design suitable for the internal switchgear environment, providing long-term stable operation.

4. Typical Applications

• Door control and interlock in medium- or high-voltage switchgear

• Power distribution system safety monitoring

• Industrial automation equipment door lock and status monitoring

• Switchgear management in data centers or critical facilities

• Substation and distribution room door safety management

5. Installation & Operation Notes

1. Power matching: Ensure supply voltage matches the 24–48 V DC rating.

2. Correct wiring: Door locks, door switches, and relay outputs must be properly connected to avoid short circuits or signal errors.

3. Environmental conditions: Avoid humidity, dust, and corrosive gases; maintain dry and ventilated cabinet interior.

4. Module integration: Ensure module is securely mounted inside the switchgear.

5. Periodic inspection: Regularly check door signals and interlock operation to ensure system safety and reliability.