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  Phase error relay  (1,143 offers of 5,559,086 product items)

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Module: voltage monitoring relay; for DIN rail mounting; CM-MPS (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body dimens...
ABB
CM-MPS.23S
from £ 112.95*
per piece
 
 piece
Dold Soft Starter, Soft Start, 4 kW, 480 V ac, 3 Phase, IP20 (Terminal), IP40 (Housing) / 1812802 (1 offer) 
2-phase soft start and soft stop of 3-phase motors up to 4 KW 4 potentiometer for setting of starting torque, deceleration torque, soft start /-stop 3 LEDs for status indication Reset button on fro...
DOLD
UG9019.11/110/61 3AC200-480V 9A 1-10s UH=DC24V
from £ 222.141*
per piece
 
 piece
Dold Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail / 1812795 (1 offer) 
Detection of undervoltage in 3-phase systems Without separately auxiliary voltage (internal supply from all 3 phases) LED indication for operation voltage and contact position De-energised on trip ...
DOLD
RK9871.71 3/N AC400/230V 50/60Hz
from £ 99.935*
per piece
 
 piece
Dold Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2913150 (1 offer) 
Undervoltage relay for detecting short interruptions, IL9079. The IL9079 is an undervoltage relay for detecting short interruptions. Enclosure version for the IL 9079 has a depth of 59 mm. Terminal...
DOLD
IL9079.12/002 3AC230/400V 0.55-1.05UN 0.2-2S
from £ 232.769*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: NO / NC x2 Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type ...
F&F
CZF-331
from £ 19.70*
per piece
 
 piece
Dold Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2913144 (1 offer) 
IL9077 - Over and under voltage relay. Detection of over voltage, under voltage and phase failure Network error diagnosis through more LEDs Response values for over and under voltage separately adj...
DOLD
IL9077.12 3/NAC 400/230V 0.1-20S
from £ 232.769*
per piece
 
 piece
Dold Standstill Monitoring Relay, 1, 3 Phase, 3PDT, DIN Rail / 1812782 (1 offer) 
Safe standstill detection on 3and single-phase motors No external sensors necessary Independent of direction Broken wire detection Forcibly guided safety contacts: 3 NO contacts, 1 NC contact for A...
DOLD
LH5946.48/61 20-400mV UH=DC24V 0,2-6s
£ 614.341*
per piece
 
 piece
GIC Frequency Monitoring Relay, 2 Phase, SPDT, DIN Rail / 7943945 (1 offer) 
GIC Frequency Monitoring Series PD225. Professional range of frequency monitoring relays for industrial and agricultural needs. Wide auxiliary supply voltage 110 to 240 vac or 220 to 440 vac Over f...
GIC
MI81BL
from £ 40.083*
per piece
 
 piece
Finder Voltage Monitoring Relay, 3 Phase / 2482692 (2 offers) 
Monitoring Application = Voltage Electrical Phase = 3 Voltage Sensitivity = Phase Loss, Phase Rotation
Finder
706284000000T
from £ 99.359*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; DPA (2 offers) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals B...
Carlo Gavazzi
DPA55CM44
from £ 56.06*
per piece
 
 piece
GIC Thermistor Motor Protection Monitoring Relay, 1 Phase, DPDT, 110 → 240V ac, DIN Rail / 7943957 (2 offers) 
GIC PTC Thermistor Relay Series PD225. Professional thermistor relay containing protection againt Phase sequence fault. Monitors and protects motors with integrated PTC resistor sensors Protection ...
GIC
MJ83BK
from £ 51.83*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; CP (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: NO Kind of output 2: NO Kind of output 3: NO Power supply: from tested wiring system IP rating:...
F&F
CP-723
from £ 88.54*
per piece
 
 piece
Dold Standstill Monitoring Relay, 1, 3 Phase, DPDT, DIN Rail / 2408844 (2 offers) 
BD5936.17 - Standstill monitor. Wire breakage detection in the measurement circuit Positively driven output contacts: 2 NO, 2 NC for 250 Vac LED displays for motor standstill, wire breakage and ope...
DOLD
BD5936.17 AC50/60Hz 230V
from £ 313.45*
per piece
 
 piece
GIC Thermistor Motor Protection Monitoring Relay, 3 Phase, SPDT, DIN Rail / 7943963 (2 offers) 
GIC Combined Phase Failure ; Thermistor PTC Relay. Professional thermistor relay with protection againt phase sequence, phase loss and phase asymmetry faults. Monitors and protects motors with inte...
GIC
MLD4BS
from £ 50.69*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; CM-MPS (1 offer) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dimensio...
ABB
CM-MPS.23P
from £ 114.98*
per piece
 
 piece
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