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Siemens 3VL9400-1UG01 Undervoltage Release Unit

Siemens 3VL9400-1UG01 undervoltage release with 110-127V AC coil for 3VL circuit breakers.

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ManufacturerSiemens

Part number3VL9400-1UG01

Type Undervoltage Release Unit

Coil Voltage 110-127V AC

For use with Siemens 3VL Circuit Breakers (CG, LG frames)

Installation Right-hand accessory compartment

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Provides undervoltage trip function 110-127V AC coil voltage Compatible with 3VL CG and LG frames Mounts in accessory compartment Genuine Siemens spare part

Product description

The Siemens 3VL9400-1UG01 is an undervoltage release unit accessory for Siemens 3VL circuit breakers, including models with CG and LG frames. This unit features a coil voltage of 110-127V AC and is designed for installation in the right-hand accessory compartment. It is supplied as a spare part exclusively for replacement purposes.

This safety component ensures that the circuit breaker trips when the supply voltage drops to hazardous levels, protecting machinery and personnel from potential damage or injury. It is essential for maintaining operational safety in various industrial applications.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3VL9400-1UG01. We are committed to providing high-quality, genuine components to support your maintenance and operational requirements.

Technical specifications

Type	Undervoltage Release Unit
Coil Voltage	110-127V AC
For use with	Siemens 3VL Circuit Breakers (CG, LG frames)
Installation	Right-hand accessory compartment
Application	Spare Part for Replacement Purposes

Common applications

Industrial Power Systems

Machine Control

Safety Circuits

Process Automation

Electrical Protection

Compatible systems

Siemens 3VL Circuit Breakers (CG frame) Siemens 3VL Circuit Breakers (LG frame)

Also known as

Siemens 3VL9400-1UG01 UVR 3VL CG LG frame 110-127V AC release Siemens circuit breaker safety accessory

Replaces / compatible with

This undervoltage release unit serves as a spare part for Siemens 3VL circuit breakers (CG and LG frames) and is intended for replacement in the right-hand accessory compartment.

Technical note

Expert tip

When installing this 110-127V AC undervoltage release, ensure the control circuit voltage is within the specified range for proper and safe operation.

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Frequently asked questions

What is the required AC voltage for the Siemens 3VL9400-1UG01 undervoltage release?

The Siemens 3VL9400-1UG01 undervoltage release unit requires a control voltage of 110-127V AC to operate. This voltage energizes the unit, allowing it to trigger the circuit breaker's trip mechanism when the supply voltage falls below the operational threshold.