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Datasheet - EMR DU21D1

COO (Country of Origin):: CN

The 3-phase voltage monitoring relay with multifunction capabilities. It is designed for monitoring and protection in 3-phase mains systems. With its adjustable thresholds and tripping delay, it can accurately monitor undervoltage, phase sequence, phase failure, and asymmetry.

3-phase voltage monitoring relay with adjustable thresholds and tripping delay
Multifunction capabilities including monitoring of phase sequence, phase failure, and asymmetry
Optional connection of neutral wire
Two potential free change-over contacts with high switching capacity
Compact and robust design
Easy installation and operation

Select all	Attribute	Value
	Brand	Selectron
	Electrical Phase	Three
	Voltage Sensing Range	66 - 400V ac
	Contact Configuration	DPDT
	Mounting Type	DIN Rail

	Select all
	Brand Selectron
	Electrical Phase Three
	Voltage Sensing Range 66 - 400V ac
	Contact Configuration DPDT
	Mounting Type DIN Rail

Selectron Monitoring Relay, Three Phase, DPDT, 66 - 400V ac, DIN Rail

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