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  Monitoring Relays (822 items)

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ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7758018 (2 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR730841R1500 CM-SRS.22S
from £ 78.03*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7758037 (3 offers) 
CM-SRS Current Monitoring, Single Phase AC/DC. ,. Depending on the configuration, the current monitoring relays CM-SRS.1 and CM-SRS.2 can be used for over- or undercurrent monitoring in single-phas...
ABB
1SVR740840R0400 CM-SRS.21P
from £ 107.25*
per piece
 
 piece
ABB Current Monitoring Relay, 1 Phase, SPDT / 2255906 (2 offers) 
The ABB is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 220 - 240 V AC and has a 1 out...
ABB
1SVR730841R1200 CM-SRS.11S
from £ 80.51*
per piece
 
 piece
ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT / 8762554 (1 offer) 
CM-UFD Grid Feeding Relays. The expertly designed CM-UFD range of grid feeding relays ensures safe and reliable monitoring of numerous grid parameters when feeding energy into the public grid. Main...
ABB
1SVR560730R3400 CM-UFD.M22
£ 654.955*
per piece
 
 piece
ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT, 57.7 → 240 V ac, 99.9 → 415 V dc, DIN Rail / 8762551 (1 offer) 
Monitoring Application = Frequency, Voltage Electrical Phase = 1, 3 Contact Configuration = SPDT Voltage Sensitivity = Overvoltage, Undervoltage Mounting Type = DIN Rail Time Delay = ±20ms Frequenc...
ABB
1SVR560730R3402 CM-UFD.M33
from £ 467.092*
per piece
 
 piece
ABB Insulation Monitoring Relay, 0 → 1000 V dc, 0 → 690V ac, DIN Rail / 8065957 (1 offer) 
CM-IVN - Coupling Units. CM-IVN series coupling units serve to extend the measuring range of the insulation monitoring relay CM-IWN.x. All devices have two different terminal versions: Screw Connec...
ABB
1SVR760669R9400 CM-IVN.P
from £ 260.994*
per piece
 
 piece
ABB Insulation Monitoring Relay, 1, 3 Phase, DPDT, 0 → 400 V ac, 0 → 600V dc, DIN Rail / 8065917 (3 offers) 
Monitoring Application = Insulation Electrical Phase = 1, 3 Voltage Sensing Range = 0 → 400 V ac, 0 → 600V dc Mounting Type = DIN Rail Frequency Sensing Range = 13.5 → 440Hz Series = CM-IWN Height ...
ABB
1SVR750660R0200 CM-IWN.1S
from £ 474.369*
per piece
 
 piece
ABB Insulation Monitoring Relay, 1, 3 Phase, DPDT, 0 → 400 V ac, 0 → 600V dc, DIN Rail / 8065948 (3 offers) 
CM-IWN - Insulation Monitoring Relays. CM-IWS series relays serve to monitor insulation resistance and can be configured to the requirements of the applications. All devices have two different term...
ABB
1SVR760660R0200 CM-IWN.1P
from £ 489.605*
per piece
 
 piece
ABB Insulation Monitoring Relay, 1, 3 Phase, SPDT, 0 → 250 V ac, 0 → 300V dc, DIN Rail / 8065935 (3 offers) 
CM-IWS - Insulation Monitoring Relays. CM-IWS series relays serve to monitor insulation resistance and can be configured to the requirements of the applications. All devices have two different term...
ABB
1SVR740660R0100 CM-IWS.1P
from £ 221.929*
per piece
 
 piece
ABB Liquid Level Monitoring Relay, 1 Phase, SPST / 2373178 (2 offers) 
Monitoring Application = Liquid Level Electrical Phase = 1 Contact Configuration = SPST Series = CM
ABB
1SVR550855R9400 CM-ENE MAX
from £ 55.10*
per piece
 
 piece
ABB Phase Monitoring Relay, 1, 3 Phase, SPST, 220 → 240V ac, DIN Rail / 4429455 (2 offers) 
Monitoring Application = Phase Electrical Phase = 1, 3 Voltage Sensing Range = 220 → 240V ac Mounting Type = DIN Rail Phase Sensitivity = Neutral Loss, Phase Loss Time Delay = 150ms Series = CM-PBE...
ABB
1SVR550881R9400
from £ 33.76*
per piece
 
 piece
ABB Phase Monitoring Relay, 1, 3 Phase, SPST, DIN Rail / 4429001 (2 offers) 
CM-PBE Phase Loss Monitor. Monitors 1-phase ; 3-phase supply voltages for phase failure. On fault, relay de-energizes ; yellow LED turns off 5% fixed hysteresis 0.5 sec fixed OFF delay
ABB
1SVR550882R9500
from £ 40.38*
per piece
 
 piece
ABB Phase Monitoring Relay, 3 Phase, DPDT / 2319532 (1 offer) 
Monitoring Application = Phase Electrical Phase = 3 Contact Configuration = DPDT Series = CM-MPN
ABB
1SVR750489R8300 CM-MPN.72S
£ 278.725*
per piece
 
 piece
ABB Phase, Voltage Monitoring Relay, 3 Phase, 2CO (SPDT) / 2373181 (2 offers) 
Monitoring Application = Phase, Voltage Electrical Phase = 3 Contact Configuration = 2CO (SPDT) Voltage Sensitivity = Overvoltage, Undervoltage Series = CM
ABB
1SVR740784R3300 CM-PSS.41P
from £ 165.578*
per piece
 
 piece
ABB Phase, Voltage Monitoring Relay, 3 Phase, DPDT, 300 → 500V ac, DIN Rail / 7757902 (2 offers) 
Monitoring Application = Phase, Voltage Electrical Phase = 3 Contact Configuration = DPDTV ac Voltage Sensitivity = Overvoltage, Undervoltage Mounting Type = DIN Rail Phase Sensitivity = Phase Fail...
ABB
1SVR730884R3300 CM-MPS.41S
from £ 163.81*
per piece
 
 piece
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