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  Monitoring Relays (148 items)

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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 £ 64.42*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (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
3UG4511-1AN20
from £ 61.77*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (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: spring clamps Body dime...
Siemens
3UG4511-2AP20
from £ 68.18*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (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
3UG4511-1AQ20
from £ 61.44*
per piece
 
 piece
Siemens 5TT3423 auxiliary contact (3 offers) 
Siemens 5TT3423
Siemens
5TT3423
from £ 67.71*
per piece
 
 piece
Voltage monitoring relay; undervoltage,overvoltage; 24÷240VAC (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 £ 101.00*
per piece
 
 piece
Voltage monitoring relay; undervoltage,overvoltage; 24÷240VAC (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 £ 101.00*
per piece
 
 piece
Voltage monitoring relay; undervoltage,overvoltage; 3UG; 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: spring clamps Body dime...
Siemens
3UG4633-2AL30
from £ 96.88*
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 £ 90.54*
per piece
 
 piece
Siemens 5TT3400 electrical relay (2 offers) 
Siemens 5TT3400
Siemens
5TT3400
from £ 93.94*
per piece
 
 piece
Siemens 5TT3402 electrical relay (3 offers) 
Siemens 5TT3402
Siemens
5TT3402
from £ 122.50*
per piece
 
 piece
Siemens 5TT3415 electrical relay (2 offers) 
Siemens 5TT3415
Siemens
5TT3415
from £ 98.851*
per piece
 
 piece
Siemens
7MH4138-6AA00-0BA0
from £ 567.49*
per piece
 
 piece
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