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, Single Phase, 150 → 260V ac, DIN Rail
RS Stock No.: 132-174Brand: RS PROHSN Code: 85364900

₹ 3,053.50

₹ 3,053.50 Each (Exc. GST)

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RS Pro
Current
Single
150 → 260V ac
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DIN Rail
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RS PRO Liquid Level Monitoring Relay, Single Phase, 150 → 260V ac, DIN Rail
RS Stock No.: 132-171Brand: RS PROHSN Code: 85364900

₹ 2,809.82

₹ 2,809.82 Each (Exc. GST)

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RS Pro
Liquid Level
Single
150 → 260V ac
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DIN Rail
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RS PRO Phase Monitoring Relay, Three Phase, 150 → 260V ac, DIN Rail
RS Stock No.: 122-217Brand: RS PROHSN Code: 85364900

₹ 1,366.61

₹ 1,366.61 Each (Exc. GST)

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RS Pro
Phase
Three
150 → 260V ac
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DIN Rail
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS Stock No.: 132-172Brand: RS PROHSN Code: 85364900

₹ 1,849.02

₹ 1,849.02 Each (Exc. GST)

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RS Pro
Phase
Three
380V ac
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DIN Rail
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS Stock No.: 132-173Brand: RS PROHSN Code: 85364900

₹ 2,324.03

₹ 2,324.03 Each (Exc. GST)

Add to basket
RS Pro
Phase
Three
380V ac
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DIN Rail
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RS PRO Phase Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS Stock No.: 122-216Brand: RS PROHSN Code: 85364900

₹ 1,858.06

₹ 1,858.06 Each (Exc. GST)

Add to basket
RS Pro
Phase
Three
380V ac
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DIN Rail
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RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
RS Stock No.: 122-210Brand: RS PROHSN Code: 85364900

₹ 2,122.32

₹ 2,122.32 Each (Exc. GST)

Add to basket
RS Pro
Voltage
Single
220V ac
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DIN Rail
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RS PRO Voltage Monitoring Relay, Single Phase, 220V ac, DIN Rail
RS Stock No.: 122-215Brand: RS PROHSN Code: 85364900

₹ 2,817.13

₹ 2,817.13 Each (Exc. GST)

Add to basket
RS Pro
Voltage
Single
220V ac
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DIN Rail
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RS PRO Voltage Monitoring Relay, Three Phase, 380V ac, DIN Rail
RS Stock No.: 122-212Brand: RS PROHSN Code: 85364900

₹ 2,496.10

₹ 2,496.10 Each (Exc. GST)

Add to basket
RS Pro
Voltage
Three
380V ac
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DIN Rail
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RS PRO Phase Monitoring Relay, 3 Phase, SPDT, Phase Loss, Voltage Assemmetry, DIN Rail
RS Stock No.: 223-7795Brand: RS PROHSN Code: 85364900

₹ 8,567.04

₹ 8,567.04 Each (Exc. GST)

Add to basket
RS Pro
Phase
3
Phase Loss, Voltage Assemmetry
SPDT
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DIN Rail
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90mm
Screw
-20 → +60°C
+60°C
66.5mm
-20°C
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17.5 x 90 x 66.5mm
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS Stock No.: 223-7790Brand: RS PROHSN Code: 85364900

₹ 10,357.86

₹ 10,357.86 Each (Exc. GST)

Add to basket
RS Pro
Voltage
3
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DPDT
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Overvoltage Protection, Undervoltage Protection
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DIN Rail
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2 → 999s
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36mm
Screw
-10 → +60°C
+60°C
66.21mm
-10°C
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90mm
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36 x 90 x 67mm
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS Stock No.: 223-7789Brand: RS PROHSN Code: 85364900

₹ 9,726.16

₹ 9,726.16 Each (Exc. GST)

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

₹ 9,100.23

₹ 9,100.23 Each (Exc. GST)

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

₹ 8,707.53

₹ 8,707.53 Each (Exc. GST)

Add to basket
RS Pro
Phase
3
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SPDT
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Overvoltage Protection, Undervoltage Protection
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DIN Rail
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90mm
Screw
-20 → +60°C
+60°C
66.5mm
-20°C
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17.5 x 90 x 66.5mm

₹ 8,892.19

₹ 8,892.19 Each (Exc. GST)

Add to basket
RS Pro
Phase, Voltage
3
243 → 540 V
DPDT
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Undervoltage
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DIN Rail, Surface Mount
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Phase Failure, Phase Sequence
0.2 → 10s
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17.5mm
Screw
-20 → +60°C
+60°C
89mm
-20°C
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540V
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243 V
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66.5mm
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Microprocessor Based, Detects Incorrect Phase Sequence, Phase Loss And Neutral Loss, Adjustment For Under Voltage Trip Level, Adjustment For Time Delay
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89 x 17.5 x 66.5mm
RS PRO Phase Monitoring Relay, 3 Phase, DIN Rail, Surface Mount
RS Stock No.: 225-7384Brand: RS PROHSN Code: 85394900

₹ 4,725.30

₹ 4,725.30 Each (Exc. GST)

Add to basket
RS Pro
Phase
3
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DIN Rail, Surface Mount
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Phase Failure, Phase Sequence
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17.5mm
Screw
-20 → +60°C
+60°C
66.5mm
-20°C
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3 LEDs for Phase presence status, Sequence Status,
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RS PRO Phase, Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS Stock No.: 225-7387Brand: RS PROHSN Code: 85394900

₹ 8,969.31

₹ 8,969.31 Each (Exc. GST)

Add to basket
RS Pro
Phase, Voltage
3
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DPDT
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Overvoltage, Undervoltage
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DIN Rail
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Phase Failure, Phase Sequence
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17.5mm
Screw
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RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail
RS Stock No.: 225-7386Brand: RS PROHSN Code: 85394900

₹ 8,956.13

₹ 8,956.13 Each (Exc. GST)

Add to basket
RS Pro
Voltage
3
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DPDT
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Overvoltage, Undervoltage
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DIN Rail
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17.5mm
Screw
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RS PRO Voltage Monitoring Relay, 1 Phase, SPDT, 12 → 24V dc, DIN Rail
RS Stock No.: 102-6130Brand: RS PROHSN Code: 85364900

₹ 9,108.31

₹ 9,108.31 Each (Exc. GST)

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

₹ 6,184.07

₹ 6,184.07 Each (Exc. GST)

Add to basket
RS Pro
Phase, Voltage
3
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SPDT
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Undervoltage
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DIN Rail
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Phase Failure, Phase Sequence
0.2 → 10s
48 → 63Hz
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L
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17.5mm
Screw
+60°C
+60°C
66.5mm
-20°C
1
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89mm
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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
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17.5 x 66.5 x 89mm

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