Monitoring Relays
What are Monitoring Relays?
Monitoring relays are electrical devices that are used to monitor various parameters in a power system, such as voltage, current, temperature, and frequency, and trigger an alarm or action if the values go beyond a preset threshold. They are designed to detect abnormal operating conditions in a system and alert operators or take corrective action to pre...
Showing 1-20 of 70 products
€ 480.66
€ 480.66 Each (Exc. Vat)
Check stock
1
€ 264.80
€ 264.80 Each (Exc. Vat)
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1
€ 247.24
€ 247.24 Each (Exc. Vat)
Check stock
1
Carlo Gavazzi
Current
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-
-
1
-
-
SPDT
-
-
-
DIN Rail
-
-
-
-
-
-
Overcurrent, Undercurrent
-
-
1 s, 6s
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-
-
-
-
-
-
-
DIB01
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-
99.5 x 22.5 x 80mm
+60°C
-
-
22.5mm
0.1 → 5A
-
-
-
-
-
-20°C
99.5mm
-
80mm
+60°C
€ 227.16
€ 227.16 Each (Exc. Vat)
Check stock
1
Crouzet
Voltage
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-
-
-
-
15 → 600 V
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
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-
-
-
-
-
-
-
-
0.1 → 3s
-
-
-
-
-
-
-
-
HUH
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-
69 x 35 x 92.6mm
+50°C
-
-
35mm
-
600V
-
-
15 V
-
-20°C
69mm
-
92.6mm
+50°C
€ 200.80
€ 200.80 Each (Exc. Vat)
Check stock
1
Schneider Electric
Phase
-
-
-
3
-
<100V ac
DPDT
-
Overvoltage
-
DIN Rail
-
-
-
-
-
-
-
-
-
30s
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.9 x 79.5 x 90mm
+70°C
-
CE
79.5mm
10 mA, 8A
480V ac
-
-
380V ac
-
-20°C
22.9mm
-
90mm
-20 to + 70°C
€ 104.16
€ 104.16 Each (Exc. Vat)
Check stock
1
Schneider Electric
Phase
-
-
-
3
-
<100V ac
DPDT
-
Overvoltage
-
DIN Rail
-
-
-
-
-
-
-
Phase Failure, Phase Sequence
-
650ms
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.5 x 79.5 x 90mm
+70°C
IP Degree Of Protection
CCC, CE, CSA, EAC, UL
79.5mm
10 mA, 8A
528V ac
-
-
183V ac
-
-40°C
22.5mm
-
90mm
-40 → +70°C
€ 293.67
€ 293.67 Each (Exc. Vat)
Check stock
1
Schneider Electric
Voltage
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-
-
1
-
80 → 300V ac/dc
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
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-
-
-
-
-
-
-
-
0.1 → 30s
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.9 x 79.5 x 90mm
+60°C
-
CE
79.5mm
-
300V ac/dc
-
-
80V ac/dc
-
-20°C
22.9mm
-
90mm
+60°C
€ 114.83
€ 114.83 Each (Exc. Vat)
Check stock
1
Schneider Electric
Current, Voltage
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-
-
3
-
-
-
-
-
-
DIN Rail
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
TeSys Island TPRPM
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-
115 x 45 x 121mm
+60°C
-
CSA, EAC, EN/IEC, UL
45mm
-
-
-
-
-
-
-10°C
115mm
-
121mm
-10 → +50°C
RS Stock No.: 124-0186Brand: Schneider ElectricManufacturers Part No.: RM22UA31MRSähkönumero: 2721091
€ 431.72
€ 431.72 Each (Exc. Vat)
Check stock
1
Schneider Electric
Voltage
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-
-
1
-
50 mV ac/dc → 5V ac/dc
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
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-
-
-
-
-
-
-
-
0.1 → 30s
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.9 x 79.5 x 90mm
+60°C
-
-
79.5mm
-
5V ac/dc
-
-
-
-
-20°C
22.9mm
-
90mm
+60°C
€ 134.28
€ 134.28 Each (Exc. Vat)
Check stock
1
ABB
Phase, Voltage
-
-
-
1, 3
-
185 → 265 V ac, 320 → 460V ac
SPST
-
Overvoltage, Undervoltage
-
DIN Rail
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-
-
-
-
-
-
Neutral Loss, Phase Loss
-
500ms
-
-
-
-
-
-
-
-
CM-PVE
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-
78.5 x 22.5 x 78mm
+60°C
-
-
22.5mm
-
460V ac
-
-
185V ac
-
-20°C
78.5mm
-
78mm
+60°C
€ 288.65
€ 288.65 Each (Exc. Vat)
Check stock
1
Carlo Gavazzi
Current
-
-
-
1
-
-
SPDT
-
-
-
DIN Rail
-
-
-
-
-
-
Overcurrent
-
-
1 s, 6s
-
-
-
-
-
-
-
-
DIB01
-
-
99.5 x 22.5 x 80mm
+60°C
-
-
22.5mm
2 → 100A
-
-
-
-
-
-20°C
99.5mm
-
80mm
+60°C
RS Stock No.: 124-0183Brand: Schneider ElectricManufacturers Part No.: RM22LG11MTSähkönumero: 2721081
€ 148.09
€ 148.09 Each (Exc. Vat)
Check stock
1
Schneider Electric
Level
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-
-
3
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-
SPDT
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-
-
DIN Rail
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Harmony Control
-
-
79.5 x 22.9 x 90mm
+60°C
-
-
22.9mm
-
-
-
-
-
-
-20°C
79.5mm
-
90mm
+60°C
RS Stock No.: 124-0187Brand: Schneider ElectricManufacturers Part No.: RM22UA32MRSähkönumero: 2721092
€ 230.92
€ 230.92 Each (Exc. Vat)
Check stock
1
Schneider Electric
Voltage
-
-
-
1
-
1 → 100V ac/dc
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
-
-
-
-
-
-
-
-
-
0.1 → 30s
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.9 x 79.5 x 90mm
+60°C
-
-
79.5mm
-
100V ac/dc
-
-
1V ac/dc
-
-20°C
22.9mm
-
90mm
+60°C
€ 134.28
€ 134.28 Each (Exc. Vat)
Check stock
1
ABB
Phase, Voltage
-
-
-
1, 3
-
320 → 460V ac
SPST
-
Overvoltage, Undervoltage
-
DIN Rail
-
-
-
-
-
-
-
Phase Failure
-
500ms
-
-
-
-
-
-
-
-
CM-PVE
-
-
78.5 x 22.5 x 78mm
+60°C
-
CE, CSA, RoHS Compliant, UL
22.5mm
-
460V ac
-
-
320V ac
-
-20°C
78.5mm
-
78mm
+60°C
€ 293.67
€ 293.67 Each (Exc. Vat)
Check stock
1
Schneider Electric
Phase, Voltage
-
-
-
1, 3
-
-
-
-
-
-
DIN Rail
-
-
-
-
-
-
-
Phase Sequence
-
-
-
-
-
-
-
-
-
-
TeSys Island TPRVM
-
-
114 x 25 x 118mm
+60°C
-
-
25mm
0 → 2mA
-
-
-
-
-
-10°C
114mm
-
118mm
+60°C
€ 163.15
€ 163.15 Each (Exc. Vat)
Check stock
1
Schneider Electric
Phase
-
-
-
3
-
<100V ac
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Harmony Control
-
-
22.9 x 79.5 x 90mm
-
-
-
79.5mm
10 mA, 8A
480V ac
-
-
380V ac
-
-20°C
22.9mm
-
90mm
-
€ 124.87
€ 124.87 Each (Exc. Vat)
Check stock
1
ABB
Phase
-
-
-
1, 3
-
220 → 240V ac
SPST
-
-
-
DIN Rail
-
-
-
-
-
-
-
Neutral Loss, Phase Loss
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150ms
-
-
-
-
-
-
-
-
CM-PBE
-
-
78.5 x 22.5 x 78mm
+60°C
-
CE, CSA, UL
22.5mm
-
-
-
-
-
-
-20°C
78.5mm
-
78mm
+60°C
€ 124.87
€ 124.87 Each (Exc. Vat)
Check stock
1
ABB
Phase
-
-
-
1, 3
-
-
SPST
-
-
-
DIN Rail
-
-
-
-
-
-
-
Phase Failure
-
150ms
-
-
-
-
-
-
-
-
CM-PBE
-
-
78.5 x 22.5 x 78mm
+60°C
-
-
22.5mm
-
-
-
-
-
-
-20°C
78.5mm
-
78mm
+60°C
€ 140.56
€ 140.56 Each (Exc. Vat)
Check stock
1
Crouzet
Phase, Voltage
-
-
-
3
-
183 → 528V ac
SPDT
-
Overvoltage
-
DIN Rail
-
-
-
-
-
-
-
Phase Failure, Phase Sequence
-
≤650ms
-
-
-
-
-
-
-
-
MWS
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-
65.5 x 17.5 x 92.6mm
+50°C
-
-
17.5mm
-
528V ac
-
-
183V ac
-
-20°C
65.5mm
-
92.6mm
+50°C
€ 287.40
€ 287.40 Each (Exc. Vat)
Check stock
1
Crouzet
Voltage
-
-
-
-
-
0.2 → 60 V
DPDT
-
Overvoltage, Undervoltage
-
DIN Rail
-
-
-
-
-
-
-
-
-
0.1 → 3s
-
-
-
-
-
-
-
-
HUL
-
-
69 x 35 x 92.6mm
+50°C
-
-
35mm
-
60V
-
-
0.2 V
-
-20°C
69mm
-
92.6mm
+50°C