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...

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RS PRO Current Monitoring Relay, Three Phase, 1NO/1NC, DIN Rail Mount
RS PRO Current Monitoring Relay, Three Phase, 1NO/1NC, DIN Rail Mount
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RS Stock No.: 434-506Brand: RS PROHSN Code: 85364900

₹ 5,037.03

₹ 5,037.03 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 5,037.03
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RS Pro
Current
-
-
-
-
Three
-
1NO/1NC
-
-
-
DIN Rail Mount
-
-
40A
-
100A
-
-
0.1 → 20s
-
-
-
-
-
55°C
75mm
-
CE
84.5mm
Error Delay Time Adjustable
44mm
-
-
-
-
-
-
-20°C
-20 to 55°C
44 x 84.5 x 75mm
40 → 100A
-
RS PRO Voltage Monitoring Relay, Single Phase, 1NO, 120 → 300V ac, DIN Rail Mount
RS PRO Voltage Monitoring Relay, Single Phase, 1NO, 120 → 300V ac, DIN Rail Mount
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RS Stock No.: 434-521Brand: RS PROHSN Code: 85364900

₹ 4,462.32

₹ 4,462.32 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 4,462.32
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RS Pro
Voltage
-
-
-
-
Single
120 → 300V ac
1NO
-
-
Overvoltage
DIN Rail Mount
-
-
-
-
-
-
-
0.1 → 600s
-
-
-
-
-
55°C
90.3mm
-
CE
67.5mm
Built-In Current Transformer, Built-In Contactor
52.9mm
-
-
120V
300V
-
-
-20°C
-20 to 55°C
52.9 x 67.5 x 90.3mm
-
-
RS PRO Voltage Monitoring Relay, Three Phase, 1NO/1NC, 230 → 460V ac, DIN Rail or Panel
RS PRO Voltage Monitoring Relay, Three Phase, 1NO/1NC, 230 → 460V ac, DIN Rail or Panel
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RS Stock No.: 434-520Brand: RS PROHSN Code: 85364900

₹ 3,571.72

₹ 3,571.72 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 3,571.72
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RS Pro
Voltage
-
-
-
-
Three
230 → 460V ac
1NO/1NC
-
-
Overvoltage
DIN Rail or Panel
-
-
-
-
-
-
Phase Loss
0.1 → 10s
-
-
-
-
-
55°C
75mm
-
CE
84.5mm
Phase Sequence Control, With PTC, Non-Neutral
44mm
-
-
230V
460V
-
-
-20°C
-20 to 55°C
44 x 84.5 x 75mm
-
-
RS PRO Current Monitoring Relay, Single Phase, 150 → 260V ac, DIN Rail
RS PRO Current Monitoring Relay, Single Phase, 150 → 260V ac, DIN Rail
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RS Stock No.: 132-174Brand: RS PROHSN Code: 85364900

₹ 2,848.86

₹ 2,848.86 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 2,848.86
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RS Pro
Current
-
-
-
-
Single
150 → 260V ac
-
-
-
-
DIN Rail
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-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
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-
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RS PRO Liquid Level Monitoring Relay, Single Phase, 150 → 260V ac, DIN Rail
RS PRO Liquid Level Monitoring Relay, Single Phase, 150 → 260V ac, DIN Rail
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RS Stock No.: 132-171Brand: RS PROHSN Code: 85364900

₹ 2,620.04

₹ 2,620.04 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 2,620.04
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RS Pro
Liquid Level
-
-
-
-
Single
150 → 260V ac
-
-
-
-
DIN Rail
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-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
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-
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-
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-
RS PRO Phase Monitoring Relay, Three Phase, 150 → 260V ac, DIN Rail
RS PRO Phase Monitoring Relay, Three Phase, 150 → 260V ac, DIN Rail
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RS Stock No.: 122-217Brand: RS PROHSN Code: 85364900

₹ 1,274.07

₹ 1,274.07 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 1,274.07
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RS Pro
Phase
-
-
-
-
Three
150 → 260V ac
-
-
-
-
DIN Rail
-
-
-
-
-
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-
-
-
-
-
-
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
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RS Stock No.: 122-216Brand: RS PROHSN Code: 85364900

₹ 1,735.59

₹ 1,735.59 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 1,735.59
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RS Pro
Phase
-
-
-
-
Three
380V ac
-
-
-
-
DIN Rail
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-
-
-
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-
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
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RS Stock No.: 132-172Brand: RS PROHSN Code: 85364900

₹ 1,727.10

₹ 1,727.10 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 1,727.10
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RS Pro
Phase
-
-
-
-
Three
380V ac
-
-
-
-
DIN Rail
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-
-
-
-
-
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
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RS Stock No.: 132-173Brand: RS PROHSN Code: 85364900

₹ 2,170.08

₹ 2,170.08 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 2,170.08
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RS Pro
Phase
-
-
-
-
Three
380V ac
-
-
-
-
DIN Rail
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-
-
-
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-
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RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
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RS Stock No.: 122-215Brand: RS PROHSN Code: 85364900

₹ 2,626.96

₹ 2,626.96 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 2,626.96
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RS Pro
Voltage
-
-
-
-
Single
220V ac
-
-
-
-
DIN Rail
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-
-
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-
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RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
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RS Stock No.: 122-210Brand: RS PROHSN Code: 85364900

₹ 1,980.67

₹ 1,980.67 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 1,980.67
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RS Pro
Voltage
-
-
-
-
Single
220V ac
-
-
-
-
DIN Rail
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-
-
-
-
-
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RS PRO Voltage Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS PRO Voltage Monitoring Relay, Three Phase, 380V ac, DIN Rail
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RS Stock No.: 122-212Brand: RS PROHSN Code: 85364900

₹ 2,328.56

₹ 2,328.56 Each (Exc. GST)

Check stock

1

Available in multiples of 1
1₹ 2,328.56
Add to basket
RS Pro
Voltage
-
-
-
-
Three
380V ac
-
-
-
-
DIN Rail
-
-
-
-
-
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RS PRO Voltage Monitoring Relay, 1 Phase, SPDT, 12 → 24V dc, DIN Rail
RS PRO Voltage Monitoring Relay, 1 Phase, SPDT, 12 → 24V dc, DIN Rail
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RS Stock No.: 102-6130Brand: RS PROHSN Code: 85364900

₹ 9,753.63

₹ 9,753.63 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 9,753.63
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RS Pro
Voltage
-
-
-
-
1
12 → 24V dc
SPDT
-
-
Undervoltage
DIN Rail
-
-
-
-
-
-
-
0 → 30s
-
-
-
L
-
+60°C
89mm
-
-
17.5mm
-
66.5mm
Screw
1
12V dc
24V dc
-
-
-20°C
+60°C
17.5 x 66.5 x 89mm
-
-
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail
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RS Stock No.: 102-6136Brand: RS PROHSN Code: 85364900

₹ 5,807.44

₹ 5,807.44 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 5,807.44
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RS Pro
Phase, Voltage
-
-
-
-
3
-
SPDT
-
-
Undervoltage
DIN Rail
-
-
-
-
-
-
Phase Failure, Phase Sequence
0.2 → 10s
48 → 63Hz
-
-
L
-
+60°C
89mm
-
-
17.5mm
2 LEDs for the Indication of Operational States, Adjustment for Time Delay, Adjustment for Undervoltage Trip Level, Detects Incorrect Phase Sequence & Phase Loss, Measures Phase to Phase Voltages, Microprocessor Based Relay, Monitors Own Supply & Detects an Undervoltage Condition on One or more Phases, True RMS Monitoring
66.5mm
Screw
1
-
-
-
-
-20°C
+60°C
17.5 x 66.5 x 89mm
-
-
RS PRO Phase Monitoring Relay, 3 Phase, SPDT, Phase Loss, Voltage Assemmetry, DIN Rail
RS PRO Phase Monitoring Relay, 3 Phase, SPDT, Phase Loss, Voltage Assemmetry, DIN Rail
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RS Stock No.: 223-7795Brand: RS PROHSN Code: 85364900

₹ 8,045.28

₹ 8,045.28 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 8,045.28
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RS Pro
Phase
-
-
-
-
3
Phase Loss, Voltage Assemmetry
SPDT
-
-
-
DIN Rail
-
-
-
-
-
-
-
-
-
-
-
-
-
+60°C
-
-
-
90mm
-
66.5mm
Screw
-
-
-
-
-
-20°C
-20 → +60°C
17.5 x 90 x 66.5mm
-
-
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 280 V, DIN Rail
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 280 V, DIN Rail
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RS Stock No.: 102-6135Brand: RS PROHSN Code: 85364900

₹ 10,162.49

₹ 10,162.49 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 10,162.49
Add to basket
RS Pro
Phase, Voltage
-
-
-
-
3
Maximum of 280 V
SPDT
-
-
Undervoltage
DIN Rail
-
-
-
-
-
-
Phase Failure, Phase Sequence
100ms
48 → 63Hz
-
-
L
-
+60°C
89mm
-
-
17.5mm
2 LEDs for the Indication of Operational States, Detects Incorrect Phase Sequence & Phase Loss, Fixed Time Delay, Fixed Undervoltage Trip Level, Measures Phase to Phase Voltages, Microprocessor Based Relay, Monitors Own Supply & Detects an Undervoltage Condition on One or more Phases, True RMS Monitoring
66.5mm
Screw
1
-
280V
-
-
-20°C
+60°C
17.5 x 66.5 x 89mm
-
-
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
Add to parts list
RS Stock No.: 223-7789Brand: RS PROHSN Code: 85364900

₹ 9,133.80

₹ 9,133.80 Each (Exc. GST)

Check stock

1

Available in multiples of 1
1₹ 9,133.80
Add to basket
RS Pro
Voltage
-
-
-
-
3
-
DPDT
-
-
Overvoltage Protection, Undervoltage Protection
DIN Rail
-
-
-
-
-
-
-
2 → 999s
-
-
-
-
-
+60°C
-
-
-
36mm
-
66.21mm
Screw
-
-
-
-
-
-10°C
-10 → +60°C
36 x 90 x 67mm
-
-
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
Add to parts list
RS Stock No.: 223-7790Brand: RS PROHSN Code: 85364900

₹ 9,727.01

₹ 9,727.01 Each (Exc. GST)

Check stock

1

Available in multiples of 1
1₹ 9,727.01
Add to basket
RS Pro
Voltage
-
-
-
-
3
-
DPDT
-
-
Overvoltage Protection, Undervoltage Protection
DIN Rail
-
-
-
-
-
-
-
2 → 999s
-
-
-
-
-
+60°C
90mm
-
-
36mm
-
66.21mm
Screw
-
-
-
-
-
-10°C
-10 → +60°C
36 x 90 x 67mm
-
-
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail
RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail
Add to parts list
RS Stock No.: 223-7788Brand: RS PROHSN Code: 85364900

₹ 8,545.98

₹ 8,545.98 Each (Exc. GST)

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1

Available in multiples of 1
1₹ 8,545.98
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RS Pro
Phase, Voltage
-
-
-
-
3
-
SPDT
-
-
Overvoltage Protection, Undervoltage Protection
DIN Rail
-
-
-
-
-
-
Phase Loss, Phase Sequence, Phase Asymmetry
2 → 999s
-
-
-
-
-
+60°C
-
45Hz
-
36mm
-
66.21mm
Screw
-
-
-
65Hz
-
-10°C
-10 → +60°C
36 x 90 x 67mm
-
-
RS PRO Phase Monitoring Relay, 3 Phase, SPDT, DIN Rail
RS PRO Phase Monitoring Relay, 3 Phase, SPDT, DIN Rail
Add to parts list
RS Stock No.: 223-7791Brand: RS PROHSN Code: 85364900

₹ 8,177.21

₹ 8,177.21 Each (Exc. GST)

Check stock

1

Available in multiples of 1
1₹ 8,177.21
Add to basket
RS Pro
Phase
-
-
-
-
3
-
SPDT
-
-
Overvoltage Protection, Undervoltage Protection
DIN Rail
-
-
-
-
-
-
-
-
-
-
-
-
-
+60°C
-
-
-
90mm
-
66.5mm
Screw
-
-
-
-
-
-20°C
-20 → +60°C
17.5 x 90 x 66.5mm
-
-

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