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  Monitoring relays  (1,168 offers of 6,202,147 product items)

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Voltage monitoring relay; for DIN rail mounting; PF; IP20; 16A (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Max. operating current: 16A Type o...
F&F
PF-421-TRMS
£ 58.67*
per piece
 
 piece
Siemens Current Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2033993 (2 offers) 
The Siemens digital monitoring relay used for current monitoring relay with digital setting. It has LCD display and spring type of terminal type. It using snap-on mounting type with any position. I...
Siemens
3UG4625-1CW30
£ 137.75*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PF; IP20; 16A (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Max. operating current: 16A Type o...
F&F
PF-432-TRMS
£ 77.43*
per piece
 
 piece
Siemens Frequency, Phase, Voltage Monitoring Relay, 3 Phase, DPDT, 90 → 760V ac, DIN Rail / 149165 (1 offer) 
Monitoring Application = Frequency, Phase, Voltage Electrical Phase = 3 Voltage Sensing Range = 90 → 760V ac Mounting Type = DIN Rail Better World Product = Yes
Siemens
3UG5616-2CR20
£ 196.246*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; MR-EU; SPDT (1 offer) 
Manufacturer: RELPOL Mounting: for DIN rail mounting Operating temperature: -25...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body dim...
RELPOL
MR-EU3M1P
£ 86.16*
per piece
 
 piece
Siemens
7SR18141MB120CA0
£ 4,127.697*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PF; IP20; 16A (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Output voltage: 230V AC Max. opera...
F&F
PF-451
£ 77.01*
per piece
 
 piece
Siemens Current Monitoring Relay, 3 Phase, DIN Rail / 2752182 (1 offer) 
Monitoring Application = Current Electrical Phase = 3 Mounting Type = DIN Rail
Siemens
7SR18142MC770DA0
£ 5,728.506*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PMV; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 at terminal side Leads...
LOVATO Electric
PMV70NA600
£ 220.15*
per piece
 
 piece
Siemens Current Monitoring Relay, 3 Phase, SPDT / 2131223 (1 offer) 
The Siemens 3RR2242-1FA30 is a Monitoring relay, can be mounted to Contactor 3RT2.2-phase Supply 24 V AC/DC 1 change-over contact Monitoring for Current overshoot and undershoot Phase failure.Cable...
Siemens
3RR2242-1FA30
£ 195.615*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PMV; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 at terminal side Leads...
LOVATO Electric
PMV80NA440
£ 389.91*
per piece
 
 piece
Siemens
3UG5618-2CR21
£ 235.057*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PF; IP20; 16A (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Output voltage: 230V AC Max. opera...
F&F
PF-441
£ 80.87*
per piece
 
 piece
Siemens
7SR18141MC770CA0
£ 5,164.491*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; PF; IP20; 16A (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Max. operating current: 16A Type o...
F&F
PF-433-TRMS
£ 77.74*
per piece
 
 piece
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