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  Monitoring Relays (145 items)

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Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (3 offers) 
Kind of output 1: SPDT Body dimensions: 22.5x110x91mm Manufacturer series: 3UG Operating temperature: -20...65°C Manufacturer: SIEMENS Controlled parameter: phase sequence Type of module: voltage m...
Siemens
3UG4511-1AQ20
from £ 62.97*
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) 
Operating temperature: -25...60°C Manufacturer: SIEMENS Leads: spring clamps Controlled parameter: undervoltage;overvoltage Supply voltage: 24...240V AC;24...240V DC Body dimensions: 22.5x94x91mm O...
Siemens
3UG4631-2AW30
from £ 100.12*
per piece
 
 piece
Voltage monitoring relay; undervoltage,overvoltage; 24÷240VAC (2 offers) 
Supply voltage: 24...240V AC;24...240V DC Manufacturer: SIEMENS IP rating: IP20 Leads: spring clamps Type of module: voltage monitoring relay Contact actuation delay: 0.1...20s Controlled parameter...
Siemens
3UG4632-2AW30
from £ 100.12*
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 £ 90.18*
per piece
 
 piece
Voltage monitoring relay; undervoltage,overvoltage; 3UG; DPDT (3 offers) 
Operating temperature: -20...65°C Output 1 electrical parameters: 250V AC / 3A Manufacturer: SIEMENS Manufacturer series: 3UG Voltage between phases (for three phase system): 1 x 17...275V AC Contr...
Siemens
3UG4633-2AL30
from £ 94.64*
per piece
 
 piece
Siemens 5TT3400 electrical relay (2 offers) 
Siemens 5TT3400
Siemens
5TT3400
from £ 91.76*
per piece
 
 piece
Siemens 5TT3402 electrical relay (3 offers) 
Siemens 5TT3402
Siemens
5TT3402
from £ 120.29*
per piece
 
 piece
Siemens 5TT3415 electrical relay (2 offers) 
Siemens 5TT3415
Siemens
5TT3415
from £ 87.417*
per piece
 
 piece
Siemens
7MH4138-6AA00-0BA0
from £ 572.79*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
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