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  Monitoring Relays (1,266 items)

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Voltage monitoring relay; phase failure; for DIN rail mounting (3 offers) 
Manufacturer: ABB Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body dim...
3
ABB
1SVR550882R9500
from £ 39.07*
per piece
 
 piece
Siemens 5TT3421 circuit breaker (2 offers) 
Siemens 5TT3421
2
Siemens
5TT3421
from £ 72.40*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; 0.1s (3 offers) 
Manufacturer: OMRON Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: transistor Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Bod...
3
Omron
K8DT-PH1TN
from £ 28.11*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; CM-PFD (1 offer) 
Manufacturer: ABB 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 Body dimens...
1
ABB
1SVR590982R0100
from £ 32.04*
per piece
 
 piece
ABB CM-PFE electrical relay (4 offers) 
The CM-PFE relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 208-440 V AC and has a 1 c/o output (closed ci...
4
ABB
1SVR550824R9100
from £ 35.03*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; CM-PFE (1 offer) 
Manufacturer: ABB 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 Body dimens...
1
ABB
1SVR550826R9100
from £ 55.48*
per piece
 
 piece
ABB CM-PFS.P electrical relay Grey (4 offers) 
The CM-PFS.P relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 200-500 V AC and has a 2 c/o output with con...
4
ABB
1SVR740824R9300
from £ 54.13*
per piece
 
 piece
ABB CM-PFS.S electrical relay (3 offers) 
The CM-PFS.S relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 200-500 V AC and has a 2 c/o output with con...
3
ABB
1SVR730824R9300
from £ 47.19*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (3 offers) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals B...
3
Carlo Gavazzi
DPA01DM48
from £ 109.56*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (3 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...
3
Carlo Gavazzi
DPA01CM69
from £ 93.07*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; 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...
2
Carlo Gavazzi
DPA01CM60
from £ 89.185*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (1 offer) 
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...
1
Carlo Gavazzi
DPA53CM48
from £ 103.26*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (3 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...
3
Carlo Gavazzi
DPA01CM44
from £ 77.46*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals B...
1
Carlo Gavazzi
DPA01DM23
from £ 97.35*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; DPA (1 offer) 
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...
1
Carlo Gavazzi
DPA52CM44
from £ 41.86*
per piece
 
 piece
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