Mains failure­ monitoring

Product category
Data Sheets

The emergency lighting is activated in the event of a mains failure or undervoltage.

Solution description

The mains failure is monitored with a E3YF400V02 (three phases). If the voltage falls below 85% of the nominal voltage, the output relay trips and turns the emergency lights on.

Benefit/added value

– Detects mains failure
– Fulfils the VDE 0100-718 and VDE 0108-100 standards

E3YF400V02 0.85
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