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Siemens 3VL9400-1UD01 Undervoltage Release Unit

Siemens 3VL9400-1UD01 undervoltage release with 24V AC coil for 3VL circuit breakers.

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ManufacturerSiemens

Part number3VL9400-1UD01

Type Undervoltage Release Unit

Coil Voltage 24V AC

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

Installation Right-hand accessory compartment

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12-month warranty

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Provides undervoltage trip function 24V AC coil Compatible with 3VL CG and LG frames Mounts in accessory compartment Genuine Siemens spare part

Product description

The Siemens 3VL9400-1UD01 is an undervoltage release unit accessory for Siemens 3VL circuit breakers, including those with CG and LG frames. This unit operates with a 24V AC coil and is designed for installation in the right-hand side accessory compartment. It is provided as a spare part exclusively for replacement purposes.

This accessory is vital for safety in electrical systems, ensuring that the circuit breaker trips under undervoltage conditions to protect machinery and prevent damage. It's an essential component for stable power infrastructure and critical equipment.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens 3VL9400-1UD01. We are committed to delivering reliable and genuine components to support your operational continuity.

Technical specifications

Type	Undervoltage Release Unit
Coil Voltage	24V 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 Distribution

Machine Safety

Automation Control

Electrical Protection Systems

Manufacturing Operations

Compatible systems

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

Also known as

Siemens 3VL9400-1UD01 UVR 3VL CG LG frame 24V AC release Siemens circuit breaker accessory

Replaces / compatible with

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

Technical note

Expert tip

Ensure the 24V AC control power supply to this undervoltage release is stable and reliable for its proper safety function.

What happens next?

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Frequently asked questions

What circuit breaker frames are compatible with the Siemens 3VL9400-1UD01 undervoltage release?

The Siemens 3VL9400-1UD01 undervoltage release unit is compatible with Siemens 3VL circuit breakers that have CG and LG frames. It is designed to fit into the right-hand accessory compartment of these specific frame types.