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  Monitoring Relays (1,271 items)

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Siemens 5TT3400 electrical relay (2 offers) 
Siemens 5TT3400
Siemens
5TT3400
from £ 88.03*
per piece
 
 piece
Siemens 5TT3170 auxiliary contact (2 offers) 
Siemens 5TT3170
Siemens
5TT3170
from £ 96.73*
per piece
 
 piece
Siemens 5SV8111-4KK circuit breaker (2 offers) 
Siemens 5SV8111-4KK
Siemens
5SV8111-4KK
from £ 890.80*
per piece
 
 piece
Module: meter; 24VDC; on panel; IP65; 96.2x96.2x56.3mm; Modbus TCP (2 offers) 
Manufacturer: SIEMENS Kind of connector: RJ45 Mounting: on panel Kind of display used: LCD Electrical connection: screw terminals IP rating: IP65 Supply voltage: 24V DC Body dimensions: 96.2x96.2x5...
Siemens
3VA9987-0TD10
from £ 447.28*
per piece
 
 piece
Module: speed monitoring relay; speed; 24÷240VAC; 24÷240VDC; SPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: speed m...
Siemens
3UG4651-2AW30
from £ 147.77*
per piece
 
 piece
Module: speed monitoring relay; speed; 24VAC; 24VDC; SPDT; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Type of module: speed monitoring re...
Siemens
3UG4651-2AA30
from £ 141.33*
per piece
 
 piece
Siemens
3UG4651-1AW30
from £ 151.31*
per piece
 
 piece
Module: speed monitoring relay; speed; 24VAC; 24VDC; SPDT; 3UG (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: screw terminals Type of module: speed monitoring ...
Siemens
3UG4651-1AA30
from £ 132.76*
per piece
 
 piece
Module: power factor monitoring relay; power factor cosφ; DPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Supply voltage: 90...690V AC Leads: spring clamps Type of module: power factor monitor...
Siemens
3UG4641-2CS20
from £ 137.14*
per piece
 
 piece
Module: power factor monitoring relay; power factor cosφ; DPDT (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Supply voltage: 90...690V AC Leads: screw terminals Type of module: power factor monit...
Siemens
3UG4641-1CS20
from £ 133.03*
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 £ 86.06*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (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
3UG4633-2AL30
from £ 91.20*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Body dimensions: 22.5x94x91mm ...
Siemens
3UG4632-2AW30
from £ 95.68*
per piece
 
 piece
Module: voltage monitoring relay; undervoltage,overvoltage (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Body dimensions: 22.5x94x91mm ...
Siemens
3UG4631-2AW30
from £ 95.96*
per piece
 
 piece
Module: residual-current monitoring relay; residual-current (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Supply voltage: 24...240V AC Leads: spring clamps Type of module: residual-current mon...
Siemens
3UG4625-2CW30
from £ 129.88*
per piece
 
 piece
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