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  Monitoring Relays (822 items)

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Socomec Current Monitoring Relay / 2210446 (1 offer) 
The Socomec RESYS earth leakage relay associated with a remote trip breaking device provide functions such as protection against indirect contact, limitation of leakage currents. They also preventi...
Socomec
49423602
£ 399.99*
per piece
 
 piece
Sifam Tinsley Monitoring Relay, 60 → 300V ac/dc, DIN Rail / 1365726 (1 offer) 
Theta 20 V programmable voltage/current transducer. Sifam Tinsley Theta 20A/20V compact programmable transducers measure and convert AC voltage or current input into a load independent DC output si...
Sifam Tinsley
TT20-V8EF2DRZ00000
£ 98.783*
per piece
 
 piece
Sifam Tinsley Monitoring Relay, 60 → 300V ac/dc, DIN Rail / 1365724 (1 offer) 
Theta 20 V programmable voltage/current transducer. Sifam Tinsley Theta 20A/20V compact programmable transducers measure and convert AC voltage or current input into a load independent DC output si...
Sifam Tinsley
TT20-V8EH2DRZ00000
£ 98.783*
per piece
 
 piece
Sifam Tinsley Monitoring Relay / 1365727 (1 offer) 
Theta Hz Programmable Current Transducers. Sifam Tinsley Theta Hz programmable transducer is used for frequency measurement. The output signal is proportional to measured frequency and is either lo...
Sifam Tinsley
TT25-78FH2DRZ00000
£ 106.435*
per piece
 
 piece
Sifam Tinsley Monitoring Relay / 1365723 (1 offer) 
Theta 20 V programmable voltage/current transducer. Sifam Tinsley Theta 20A/20V compact programmable transducers measure and convert AC voltage or current input into a load independent DC output si...
Sifam Tinsley
TT20-I74H2DRZ00000
from £ 88.91*
per piece
 
 piece
Siemens Voltage Monitoring Relay, SPDT, DIN Rail / 2103508 (2 offers) 
The Siemens Analog monitoring relay used for fill level monitoring, resistance monitoring from 2 to 200 kohm, overshoot and undershoot. It has supply voltage 24 V AC/DC without galvanic isolation t...
Siemens
3UG4501-1AA30
from £ 65.54*
per piece
 
 piece
Siemens Voltage Monitoring Relay, SPDT / 2565445 (1 offer) 
Monitoring Application = Voltage Contact Configuration = SPDT
Siemens
3UG4832-2AA40
£ 168.637*
per piece
 
 piece
Siemens Voltage Monitoring Relay, SPDT / 2565444 (1 offer) 
Monitoring Application = Voltage Contact Configuration = SPDT
Siemens
3UG4832-1AA40
£ 164.05*
per piece
 
 piece
Siemens Voltage Monitoring Relay, SPDT / 2565434 (1 offer) 
Monitoring Application = Voltage Contact Configuration = SPDT
Siemens
3UG4632-2AA30
£ 133.205*
per piece
 
 piece
Siemens Voltage Monitoring Relay, SPDT / 2565433 (1 offer) 
Monitoring Application = Voltage Contact Configuration = SPDT
Siemens
3UG4631-2AA30
£ 133.205*
per piece
 
 piece
Siemens Voltage Monitoring Relay, 3 Phase, SPDT / 2318427 (2 offers) 
Monitoring Application = Voltage Electrical Phase = 3 Contact Configuration = SPDT Series = Sirius
Siemens
3UG4632-2AW30
from £ 95.60*
per piece
 
 piece
Siemens Voltage Monitoring Relay, 3 Phase, SPDT / 2318425 (2 offers) 
Monitoring Application = Voltage Electrical Phase = 3 Contact Configuration = SPDT Series = Sirius
Siemens
3UG4631-2AW30
from £ 95.89*
per piece
 
 piece
Siemens Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2033898 (2 offers) 
The Siemens digital monitoring relay for three-phase voltage with N-conductor used as network monitoring relay with digital setting. It has LCD display and screw type of terminal type. It using sna...
Siemens
3UG4616-1CR20
from £ 145.15*
per piece
 
 piece
Siemens Voltage Monitoring Relay, 1 Phase, SPDT, 10 → 600V ac/dc, DIN Rail / 7586942 (2 offers) 
Single Phase Voltage. 22.5mm wide All devices can be digitally set and have an LCD display, a fault memory can be switched on Simultaneous monitoring for overvoltage and undervoltage over the compl...
Siemens
3UG4632-1AW30
from £ 136.93*
per piece
 
 piece
Siemens Voltage Monitoring Relay, 1 Phase, SPDT, 10 → 600V ac/dc, DIN Rail / 5187102 (1 offer) 
Single Phase Voltage. 22.5mm wide All devices can be digitally set and have an LCD display, a fault memory can be switched on Simultaneous monitoring for overvoltage and undervoltage over the compl...
Siemens
3UG4632-1AA30
£ 125.988*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
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