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  Monitoring Relays (191 items)

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Voltage monitoring relay; overvoltage,too low voltage; EMR6 (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Supply voltage: 24...240...
Eaton
EMR6-VF600-A-1
from £ 227.42*
per piece
 
 piece
Voltage monitoring relay; overvoltage,too low voltage; EMR6 (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Supply voltage: 24...240...
Eaton
EMR6-VM600-A-1
from £ 225.13*
per piece
 
 piece
Voltage monitoring relay; phase failure; 230VAC; IP20; IN: 4 (1 offer) 
Manufacturer: RABBIT Mounting: for DIN rail mounting Operating temperature: -20...70°C Number of inputs: 4 Number of outputs: 1 IP rating: IP20 Supply voltage: 230V AC Type of module: voltage monit...
Rabbit
DZN
from £ 58.43*
per piece
 
 piece
Siemens 5TT3421 circuit breaker (2 offers) 
Siemens 5TT3421
Siemens
5TT3421
from £ 72.73*
per piece
 
 piece
Voltage monitoring relay; phase sequence,phase failure; EMR6 (2 offers) 
Manufacturer: EATON ELECTRIC Mounting: for DIN rail mounting Operating temperature: -25...60°C Power supply: from tested wiring system IP rating: IP50;IP20 at terminal side Leads: screw terminals B...
Eaton
EMR6-F500-G-1
from £ 106.203*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BP20
from £ 82.64*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BN20
from £ 75.70*
per piece
 
 piece
Siemens
3UG45111BP20
from £ 75.98*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BN20
from £ 71.12*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BQ20
from £ 71.56*
per piece
 
 piece
Siemens
3UG45112BQ20
from £ 74.60*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AN20
from £ 62.06*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AQ20
from £ 65.48*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AP20
from £ 66.64*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AN20
from £ 65.33*
per piece
 
 piece
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