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  Monitoring Relays (1,267 items)

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3
Siemens
3UG4615-2CR20
from £ 139.92*
per piece
 
 piece
2
Siemens
3UG4615-1CR20
from £ 138.13*
per piece
 
 piece
2
Siemens
3UG4614-2BR20
from £ 108.95*
per piece
 
 piece
2
Siemens
3UG4614-1BR20
from £ 108.63*
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...
2
Siemens
3UG45131BR20
from £ 94.97*
per piece
 
 piece
3
Siemens
3UG4513-2BR20
from £ 95.41*
per piece
 
 piece
3
Siemens
3UG4512-2BR20
from £ 83.94*
per piece
 
 piece
3
Siemens
3UG4512-2AR20
from £ 71.67*
per piece
 
 piece
3
Siemens
3UG4512-1BR20
from £ 82.37*
per piece
 
 piece
3
Siemens
3UG4512-1AR20
from £ 68.92*
per piece
 
 piece
3
Siemens
3UG45112BQ20
from £ 75.18*
per piece
 
 piece
2
Siemens
3UG45111BP20
from £ 75.89*
per piece
 
 piece
2
Siemens
3UG4511-2BP20
from £ 82.72*
per piece
 
 piece
2
Siemens
3UG4511-2BN20
from £ 74.60*
per piece
 
 piece
2
Siemens
3UG4511-2AQ20
from £ 66.80*
per piece
 
 piece
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