Earth Leakage Relays
Earth leakage relays (also known as ELRs or by the alternative name of differential relays) are specialised latching relays that are used to monitor the leakage of current to earth on 3-phase electrical systems, interrupting the circuit in the event that a dangerous voltage leak is detected. Earth leakage relays can be found in domestic distribution boards and are used to sense insulation failu...
Showing 1-20 of 42 products
BD 47.135
BD 47.135 Each (Exc. Vat)
Check stock
1
BD 89.530
BD 89.530 Each (Exc. Vat)
Check stock
1
BD 95.087
BD 95.087 Each (Exc. Vat)
Check stock
1
BD 95.087
BD 95.087 Each (Exc. Vat)
Check stock
1
BD 95.087
BD 95.087 Each (Exc. Vat)
Check stock
1
BD 221.591
BD 221.591 Each (Exc. Vat)
Check stock
1
BD 119.861
BD 119.861 Each (Exc. Vat)
Check stock
1
BD 193.423
BD 193.423 Each (Exc. Vat)
Check stock
1
BD 78.882
BD 78.882 Each (Exc. Vat)
Check stock
1
BD 75.291
BD 75.291 Each (Exc. Vat)
Check stock
1
BD 90.328
BD 90.328 Each (Exc. Vat)
Check stock
1
BD 196.440
BD 196.440 Each (Exc. Vat)
Check stock
1
BD 280.433
BD 280.433 Each (Exc. Vat)
Check stock
1
BD 315.759
BD 315.759 Each (Exc. Vat)
Check stock
1
BD 407.994
BD 407.994 Each (Exc. Vat)
Check stock
1
BD 285.332
BD 285.332 Each (Exc. Vat)
Check stock
1
BD 244.999
BD 244.999 Each (Exc. Vat)
Check stock
1
BD 243.780
BD 243.780 Each (Exc. Vat)
Check stock
1
BD 283.974
BD 283.974 Each (Exc. Vat)
Check stock
1
BD 260.418
BD 260.418 Each (Exc. Vat)
Check stock
1