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  Monitoring Relays (18 items)

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Current monitoring relay (1 offer) 
Manufacturer: ELKO EP Type of module: current monitoring relay #Promotion: maintenance_202308
ELKO EP
PRI-51/2A
from £ 22.42*
per piece
 
 piece
Current monitoring relay; AC current; 230VAC; PRI-52; SPDT; IP20 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 230V AC Leads: screw terminals ...
ELKO EP
PRI-52
from £ 39.26*
per piece
 
 piece
Current monitoring relay; AC current; 24÷240VAC; 24VDC; PRI-51 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24V DC;24...240V AC Leads: scre...
ELKO EP
PRI-51/16A
from £ 23.14*
per piece
 
 piece
Current monitoring relay; AC current; 24÷240VAC; 24VDC; PRI-51 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24V DC;24...240V AC Leads: scre...
ELKO EP
PRI-51/5A
from £ 21.37*
per piece
 
 piece
Current monitoring relay; AC current; 24÷240VAC; 24VDC; PRI-51 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24V DC;24...240V AC Leads: scre...
ELKO EP
PRI-51/1A
from £ 24.74*
per piece
 
 piece
Frequency monitoring relay; AC voltage frequency; 161÷500VAC (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Supply voltage: 161...500V ...
ELKO EP
HRF-10
from £ 37.43*
per piece
 
 piece
Level monitoring relay; conductive fluid level; 24÷240VAC; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads...
ELKO EP
HRH-5/UNI
from £ 23.79*
per piece
 
 piece
Power factor monitoring relay; power factor cosφ; 230VAC; COS-2 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT x2 Current rating: 0.1...16A IP rating: IP20 Supply voltage: 230V AC Leads: screw term...
ELKO EP
COS-2/230V
from £ 61.26*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers #Promotion: maintenance_202308
ELKO EP
SHR-1-M
from £ 2.68*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers #Promotion: maintenance_202308
ELKO EP
SHR-1-N
from £ 3.26*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers #Promotion: maintenance_202308
ELKO EP
SHR-2
from £ 6.70*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers #Promotion: maintenance_202308
ELKO EP
SHR-3
from £ 33.41*
per piece
 
 piece
Temperature monitoring relay; temperature; 24÷240VAC; 24÷240VDC (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: DPDT IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Body ...
ELKO EP
TER-7
from £ 25.85*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; HRN-54; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-54
from £ 36.76*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; HRN-54; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-54N
from £ 34.32*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; SPDT (2 offers) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-55
from £ 23.46*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-55N
from £ 23.21*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP10 Leads: screw terminals Type of...
ELKO EP
HRN-57N
from £ 32.51*
per piece
 
 piece
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