ABB 1VCR004291G0005 Shunt Trip Release

• 1. Product Overview

  The ABB 1VCR004291G0005 Shunt Trip Release is an electrical accessory for circuit breakers that allows remote tripping, enabling remote power shutdown or emergency disconnection. It is widely used in industrial, commercial, and public low-voltage distribution systems to quickly cut off power, ensuring equipment protection and personnel safety.

  The shunt trip release operates by energizing a coil, which mechanically trips the circuit breaker, and can be combined with various ABB low-voltage circuit breakers.

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  2. Technical Specifications

  • Model: 1VCR004291G0005

  • Type: Shunt Trip Release

  • Compatible Circuit Breakers: ABB SACE Tmax series low-voltage circuit breakers

  • Rated Control Voltage: 24 V DC / 48 V DC / 110 V AC / 230 V AC (depending on model)

  • Operation: Electrically triggered

  • Trip Time: < 50 ms (fast response)

  • Operating Temperature: -25 to +60 °C

  • Storage Temperature: -40 to +70 °C

  • Protection Rating: IP20

  • Mounting: Directly on the back or side of the circuit breaker

  • Insulation Rating: Meets rated voltage insulation requirements

  • Dimensions (L × W × H): 50 × 30 × 20 mm

  • Weight: ~0.12 kg

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  3. Key Advantages & Features

  1. Remote Fast Trip
     Can remotely trigger the circuit breaker, enhancing system safety.

  2. High Compatibility
     Works with ABB SACE Tmax series and various low-voltage circuit breakers for flexible system expansion.

  3. Fast and Reliable Operation
     Trip time <50 ms ensures rapid disconnection in emergencies.

  4. Easy Installation
     Compact design mounts directly on the circuit breaker without extra space.

  5. High Safety
     Provides electrical isolation, ensuring safe operation for personnel and equipment.

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  4. Typical Applications

  • Industrial low-voltage distribution systems

  • Power substations and distribution rooms

  • Commercial building electrical protection

  • Emergency power shutdown and safety control

  • Automation production lines and critical equipment protection

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  5. Installation & Usage Notes

  1. Verify control voltage matches the shunt trip release rated voltage before installation.

  2. Ensure correct mounting on the circuit breaker to prevent misoperation or failure to trip.

  3. Always power off during wiring to ensure safety.

  4. Avoid use in high humidity, corrosive, or dusty environments.

  5. Periodically inspect the shunt trip release and wiring to ensure long-term reliable operation.

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The structure and details of the product：

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