SIEMENS WLETU776 trip device

SIEMENS WLETU776 trip device 

Product Details Introduction

SIEMENS WLETU776 (ETU776) trip device

WLETU776 (ETU776) is a solid-state electronic release for Siemens WL series low-voltage circuit breakers, used for overcurrent protection and metering monitoring in power distribution systems.

core parameters

Model: WLETU776 (ETU776)

Applicable: WL series frame circuit breaker

Rated current: 200-5000A

Rated voltage: ≤ 600V AC

Protection feature: LSI (Long Delay/Short Delay/Instantaneous)

Main Features

Equipped with graphic LCD, it can display parameters, faults, and waveforms

Full function protection: overload, short circuit, ground fault optional

High precision measurement: current/voltage/power/energy metering

Communication interface: supports remote monitoring and parameter tuning

Event record: Store the cause and timestamp of the trip

Wide temperature operation, strong anti-interference, suitable for industrial environments

Compliant with UL 489/UL 1066 standards

purpose

Used in low-voltage distribution systems such as industrial, commercial, and power systems to achieve reliable protection and intelligent monitoring, improving power supply continuity and operation efficiency.

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