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  Phase monitoring relay  (1,141 offers of 5,358,762 product items)

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Siemens Current Monitoring Relay, 1 Phase, SPDT, DIN Rail / 5187168 (4 offers) 
Monitoring Application = Current Electrical Phase = 1 Contact Configuration = SPDT Mounting Type = DIN Rail Minimum Current Sensed = 50mA Maximum Current Sensed = 10A Current Sensitivity = Overcurr...
Siemens
3UG4622-1AW30
from £ 102.54*
per piece
 
 piece
Siemens
3UG45111BP20
from £ 71.98*
per piece
 
 piece
Siemens 0.8 A SIRIUS Motor Protection Circuit Breaker / 7546663 (1 offer) 
Most of the Sirius 3R components are available with cage clamp connections. For the size S00 products, with rating up to 5.5kW, this includes both power and control circuit connections. For higher ...
Siemens
3RV1011-0HA15
£ 78.537*
per piece
 
 piece
Schneider Electric Phase, Voltage Monitoring Relay, 3 Phase, DPDT, 220 → 480V ac, DIN Rail / 146480 (4 offers) 
NF EN 60255-6 and IEC 60255-6. UL, CSA, GL, C-Tick, GOST. RM35 TF multi-function three-phase network control relays. Schneider Electric RM35 TF measurement and control relays for 3 phase supplies, ...
Schneider Electric
RM35TF30
from £ 101.80*
per piece
 
 piece
Siemens Phase, Voltage Monitoring Relay, 3 Phase, DPDT, 160 → 690V ac, DIN Rail / 5187174 (3 offers) 
Monitoring Application = Phase, Voltage Electrical Phase = 3 Contact Configuration = DPDT Voltage Sensitivity = Overvoltage, Undervoltage Mounting Type = DIN Rail Phase Sensitivity = Phase Failure,...
Siemens
3UG4615-1CR20
from £ 130.31*
per piece
 
 piece
Siemens Phase, Voltage Monitoring Relay, 3 Phase, DPDT, 160 → 690V ac, DIN Rail / 5187180 (2 offers) 
Monitoring Application = Phase, Voltage Electrical Phase = 3 Voltage Sensing Range = 160 → 690V ac Voltage Sensitivity = Overvoltage, Undervoltage Mounting Type = DIN Rail Phase Sensitivity = Phase...
Siemens
3UG4617-1CR20
from £ 150.92*
per piece
 
 piece
Siemens Current Monitoring Relay, 1 Phase, DPDT, DIN Rail / 7586955 (2 offers) 
Single Phase Current Monitoring Relay. Current monitoring relays to monitor single phase AC currents and DC currents against the set threshold value for undershoot and overshoot. A current monitori...
Siemens
3UG4641-1CS20
from £ 134.36*
per piece
 
 piece
Schneider Electric Voltage Monitoring Relay, 1 Phase, SPDT, 20 → 80V ac/dc, DIN Rail / 146531 (3 offers) 
NF EN 60255-6 and IEC 60255-6. UL, CSA, GL, C-Tick, GOST. RM17 U Series Voltage Control Relay. Schneider Electric RM17 U single-phase and direct current voltage control relays that monitor over-vol...
Schneider Electric
RM17UBE16
from £ 57.27*
per piece
 
 piece
Siemens
6EP1334-3BA10-8AB0
£ 272.25*
per piece
 
 piece
Siemens
6EP1333-3BA10
from £ 150.79*
per piece
 
 piece
Siemens Phase Monitoring Relay, 3 Phase, SPDT, 160 → 260V ac, DIN Rail / 7586920 (2 offers) 
Line Supply and Three Phase Voltage. 3UG4 relays that monitor current, power factor and active current are ideal for monitoring the load of motors and functionality of electronic loads. These devic...
Siemens
3UG4511-1AN20
from £ 59.04*
per piece
 
 piece
Schneider Electric Voltage Monitoring Relay, 3 Phase, DPDT, 114 → 329V ac, DIN Rail / 146468 (3 offers) 
NF EN 60255-6 and IEC 60255-6. UL, CSA, GL, C-Tick, GOST. RM17 UB3 and RM35 UB3 Three-Phase Voltage Control Relay. Schneider Electric RM17/35 UB measurement and control relays for 3 phase supplies,...
Schneider Electric
RM35UB3N30
from £ 105.84*
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 3UG46331AL30 electrical relay (4 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 £ 87.38*
per piece
 
 piece
Siemens 3UG45131BR20 electrical relay Grey 3 (4 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 £ 90.36*
per piece
 
 piece
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