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  Monitoring Relays (1,267 items)

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Carlo Gavazzi
PWB02CM4810A
from £ 182.38*
per piece
 
 piece
Carlo Gavazzi
PWB03CM4810A
from £ 182.23*
per piece
 
 piece
F&F
SZR-279
from £ 360.14*
per piece
 
 piece
Phoenix Contact 2866064 electrical relay Green (3 offers) 
Monitoring relay for monitoring 3-phase voltages of 280...520 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, wide-range power supply unit, 2 PDTs
Phoenix Contact
2866064
from £ 159.07*
per piece
 
 piece
F&F
SZR-278
from £ 246.72*
per piece
 
 piece
Siemens
3UG4617-1CR20
from £ 158.13*
per piece
 
 piece
Siemens
3UG4614-2BR20
from £ 108.99*
per piece
 
 piece
Siemens
3UG4512-1BR20
from £ 84.89*
per piece
 
 piece
Siemens
3UG4615-1CR20
from £ 136.71*
per piece
 
 piece
Siemens
3UG4618-1CR20
from £ 162.54*
per piece
 
 piece
Siemens
3UG4615-2CR20
from £ 140.59*
per piece
 
 piece
Siemens
3UG4513-2BR20
from £ 96.61*
per piece
 
 piece
Siemens 3UG45131BR20 electrical relay Grey 3 (2 offers) 
Analog monitoring relay Phase failure and sequence Adjustable undervoltage Asymmetry 20% fixed 3 x 160 to 690 V 50 to 60 Hz AC Hysteresis 5% fixed Delay time 0-20 s 2 change-over contacts screw ter...
Siemens
3UG45131BR20
from £ 96.05*
per piece
 
 piece
Siemens
3UG4614-1BR20
from £ 109.74*
per piece
 
 piece
Siemens
3UG4618-2CR20
from £ 166.53*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
Our offer is only aimed at companies, public institutions and freelancers.