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  Monitoring Relays (144 items)

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Siemens
3UG4622-2AA30
from £ 99.77*
per piece
 
 piece
Siemens
3RN2012-1BW30
from £ 98.85*
per piece
 
 piece
Siemens
3RN2012-2BW30
from £ 98.85*
per piece
 
 piece
Siemens
3UG4621-2AA30
from £ 98.77*
per piece
 
 piece
Siemens
3UG4633-2AL30
from £ 96.75*
per piece
 
 piece
Siemens
3UG4513-2BR20
from £ 95.41*
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 £ 94.97*
per piece
 
 piece
Siemens
3UG4621-1AA30
from £ 94.77*
per piece
 
 piece
Siemens 5TT3400 electrical relay (1 offer) 
Siemens 5TT3400
Siemens
5TT3400
from £ 94.14*
per piece
 
 piece
Siemens
3RN2012-1BA30
from £ 93.71*
per piece
 
 piece
Siemens
3RN2012-2BA30
from £ 92.64*
per piece
 
 piece
Siemens 3UG46331AL30 electrical relay (2 offers) 
Digital monitoring relay Voltage monitoring, 22.5 mm from 17-275 V AC/DC Overshoot and undershoot Self-powered Spike delay 0.1 to 20 s Hysteresis 0.1 to 150 V 1 CO contact With or without error buf...
Siemens
3UG46331AL30
from £ 91.25*
per piece
 
 piece
Siemens 7KM9300-0AM00-0AA0 circuit breaker (1 offer) 
Siemens 7KM9300-0AM00-0AA0
Siemens
7KM9300-0AM00-0AA0
from £ 87.27*
per piece
 
 piece
Siemens
7KT1655
from £ 84.74*
per piece
 
 piece
Siemens
7KT1651
from £ 84.43*
per piece
 
 piece
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