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  Monitoring Relays (1,270 items)

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Module: voltage monitoring relay; for DIN rail mounting; DPDT (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
3UG4615-2CR20
from £ 131.33*
per piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (3 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
3UG4615-1CR20
from £ 128.22*
per piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (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
3UG4614-2BR20
from £ 102.22*
per piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (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
3UG4614-1BR20
from £ 102.44*
per piece
Siemens 3UG45131BR20 electrical relay Grey 3 (3 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 £ 88.94*
per piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (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
3UG4513-2BR20
from £ 89.00*
per piece
Module: voltage monitoring relay; for DIN rail mounting; DPDT (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
3UG4512-2BR20
from £ 78.36*
per piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (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
3UG4512-2AR20
from £ 67.05*
per piece
Siemens 3UG4512-1BR20 electrical relay Black, Grey (2 offers)
Siemens
3UG4512-1BR20
from £ 77.65*
per piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (3 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
3UG4512-1AR20
from £ 64.41*
per piece
Siemens 3UG4511-2BQ20 electrical relay Black, Grey (2 offers)
Siemens
3UG45112BQ20
from £ 69.42*
per piece
Siemens 3UG4511-1BP20 electrical relay Black, Grey (3 offers)
Siemens
3UG45111BP20
from £ 70.84*
per piece
Module: voltage monitoring relay; phase sequence; DPDT; IP20 (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 £ 77.29*
per piece
Module: voltage monitoring relay; phase sequence; DPDT; IP20 (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 £ 69.71*
per piece
Module: voltage monitoring relay; phase sequence; SPDT; IP20 (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 £ 60.88*
per piece
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