We supply a wide range of relays for voltage and monitoring in 1-phase, 3-phase, AC and DC networks. Simple, 1-module designs perform basic functions, and 3-module designs for more accurate measurements in multiple ranges with galvanic separation of power supply from the measured circuit. 

-25% Quick info
HRN-41

HRN-41

The relay protects overvoltage / undervoltage of AC and DC in three ranges
More than 10 pcs
£ 52.20 excl. VAT £ 69.60
More variants
-25% Quick info
HRN-42

HRN-42

The relay protects overvoltage / undervoltage AC and DC in three ranges
More than 10 pcs
£ 52.20 excl. VAT £ 69.60
More variants

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