Motor-driven Mechanism MOD -1

MOD-1-Accessories (Final Power Distribution)-Front

MOD-1-Accessories (Final Power Distribution)-Side

MOD-1-Accessories (Final Power Distribution)

MOD-1-Accessories (Final Power Distribution)-Front

MOD-1-Accessories (Final Power Distribution)-Side

MOD-1-Accessories (Final Power Distribution)

Motor-driven Mechanism MOD -1

The CHINT MOD-1 Motor-driven Mechanism is an intelligent electric operating accessory designed for NXB-125 1P circuit breakers. It allows remote control of breaker opening and closing, enhancing automation, safety, and efficiency in power systems. With an RS485 Modbus communication interface, MOD-1 enables integration with industrial monitoring platforms. Its compact 27 mm width, fast action time, and 10,000-cycle mechanical life make it ideal for tower base stations, industrial automation, and smart energy systems.

Product Information

Function: Enables remote opening and closing of circuit breakers; allows both manual and automatic operation
Compatible Device: NXB-125 1P circuit breakers
Rated Operating Voltage (Ue): DC 48–60V
Ambient Temperature Range: –5°C to +40°C
Humidity Resistance: Up to 50% at +40°C; 90% at +20°C
Altitude: ≤ 2000 m
Action Time:
- Opening ≤ 0.2 s
- Closing ≤ 0.5 s (excluding delay)
Product Width: 27 mm
Installation Mode: DIN rail (guide rail) mounting
Mechanical Life: 10,000 operations (3 times/min)
Insulation Voltage: ≥ 500 V
Mode of Action: Remote control with manual/automatic toggle and indicator light
Communication Function: RS485 interface; Modbus protocol, baud rate 9600 bps; address code 1–247
Indicator Light Status:
- On: Normal operation
- Off: No power or manual mode active
Manual/Automatic Operation:
- In automatic mode: remote control is active
- In manual mode: breaker can be operated locally without automatic response
Dimensions (mm):
- Height: 91.5
- Width: 27
- Depth: 75
Mounting hole spacing: 45 × 65
Certification: RoHS compliant

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MOD-1-ACCESSORIES-(FINAL-POWER-DISTRIBUTION)-Catalog.pdf

462.92KB

2025-12-24

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2209-MOD-1-Accessories (Final Power Distribution)-Manual.pdf

215.18KB

2024-09-22

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MOD-1-Accessories (Final Power Distribution)-Drawing-2D.dwg

86.23KB

2024-12-17

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MOD-1-Accessories (Final Power Distribution)-Drawing-3D.stp

41.13MB

2024-12-17

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FAQs

What is the purpose of the MOD-1 Motor-driven Mechanism?

It enables remote electrical control of circuit breaker opening and closing, making it suitable for automated power management and smart monitoring systems.

Which circuit breakers are compatible with MOD-1?

The MOD-1 is specifically designed for NXB-125 1P circuit breakers, allowing easy field assembly without modification.

What communication interface does it support?

It uses an RS485 Modbus protocol (9600 bps), enabling integration into SCADA and industrial control systems for centralized monitoring.

Can MOD-1 be operated manually?

Yes. When switched to manual mode, the device can be opened or closed locally without triggering automatic actions.

What is its mechanical endurance?

The MOD-1 offers a mechanical life of 10,000 operations, ensuring reliable long-term use in demanding electrical environments.