189 products

189 products

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Measuring and Monitoring Relays

189 products

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  1. CM-MSS.22S Therm. motor protec. relay 2c/o, 24VAC/DC
    1SVR730700R0200
    ₹6,171.87
    The CM-MSS.22S belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 24 V AC/DC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The relay can be reset automatically, manually or remotely after the failure has been removed. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  2. CM-IWN.5S Insulation monitoring relay 2c/o, 1-100kOhm,2-200kOhm, 24-240VAC/DC
    1SVR750660R0400
    ₹67,742.00
    CM-IWN.5S Insulation monitoring relay 2c/o, 1-100kOhm,2-200kOhm, 24-240VAC/DC System leakage capacitance 1000 µF Replacement for 1SVR650660R0400 Learn More
  3. CM-PVS.31P Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x160-300VAC
    1SVR740794R1300
    ₹14,761.80
    The CM-PVS.31P relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 160-300 V AC and has a 2 c/o output with contacts rated at 250 V / 4 A. The CM-PVS.31P monitors the phase parameters over/undervoltage and phase failure. The corresponding threshold values are adjustable. Phase sequence monitoring as well as an ON or OFF tripping delay are selectable. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. Learn More
  4. CM-MSE Thermistor motor protection relay 1n/o, 220-240VAC
    1SVR550801R9300
    ₹6,760.00
    The CM-MSE relay is from the CM thermistor motor protection relay range. This relay operates with a rated control supply voltage of 220-240 V AC and has a 1 n/o output contact rated at 250 V / 4 A. It features one sensor circuit for monitoring of PTC temperature sensors or bimetals. This relay offers automatic reset and works according to the closed-circuit principle. A sealable transparent cover for protection against unauthorized changes is available as accessory Learn More
  5. CM-MPN.72S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x530-820VAC
    1SVR750489R8300
    ₹15,816.00
    The CM-MPN.72S is a multifunctional relay from the CM three-phase monitors range. It operates with a rated control supply voltage / three-phase measuring voltage of 530-820 V AC 50/60 Hz and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. This relay monitors all phase parameters such as over/undervoltage, phase unbalance and phase failure. The corresponding threshold values are adjustable. The CM-MPN.72S also offers selection of phase sequence monitoring, automatic phase sequence correction as well as an ON or OFF tripping delay. The output contacts can be configured as 1x2 c/o (SPDT) contacts (common signal) or 2x1 c/o (SPDT) contact (separate signal for over- and undervoltage thresholds) operation. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  6. CM-ESS.1S Voltage monitoring relay 1c/o, B-C=3-600VRMS, 220-240VAC
    1SVR730831R1300
    ₹10,132.00
    The CM-ESS.1S is a single-functional voltage monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 220 - 240 V AC and has a 1 c/o (SPDT) output contact rated at 250 V / 4 A. It provides a RMS measuring principle for DC and AC voltages with 4 measuring ranges: 3-30 V, 3-60 A, 30-300 V and 60-600 V and works according to the open-circuit principle. The CM-ESS.1S is configurable for over- or undervoltage monitoring, the hysteresis is adjustable within a range of 3 to 30 % of the threshold value. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  7. CM-PBE Phase loss monitoring relay 1n/o, L1,2,3-N=220-240VAC
    1SVR550881R9400
    ₹4,178.00
    Phase loss- and undervoltage monitoring relay CM-PBE, width 22.5mm, single- or three phase, with neutral connection, measuring range L1,L2,L3-N=220-240VAC, powered by measuring circuit, 1 n/o (closed circuit principle) Learn More
  8. CM-MPS.41S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500VAC
    1SVR730884R3300
    ₹5,236.00
    The CM-MPS.41S is a multifunctional relay from the CM three-phase monitors range. It operates with a rated control supply voltage / three-phase measuring voltage of 300-500 V AC 50/60 Hz and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. This relay monitors all phase parameters such as over/undervoltage, phase unbalance and phase failure. The corresponding threshold values are adjustable. Phase sequence monitoring as well as an ON or OFF tripping delay are selectable. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  9. CM-IWS.1S Insulation monitoring relay 1c/o, 1-100kOhm, 24-240VAC/DC
    1SVR730660R0100
    ₹21,885.70
    CM-IWS.1S Insulation monitoring relay 1c/o, 1-100kOhm, 24-240VAC/DC Replacement for 1SVR630660R0100 Learn More
  10. CM-IWS.2S Insulation monitoring relay 1c/o, 1-100kOhm, 24-240VAC/DC
    1SVR730670R0200
    ₹17,018.00
    CM-IWS.2S Insulation monitoring relay 1c/o, 1-100kOhm, 24-240VAC/DC Replacement for 1SVR630670R0200 Learn More
  11. CM-MSS.23S Therm. motor protec. relay 2c/o, 110-130VAC/220-240VAC
    1SVR730700R2200
    ₹5,842.00
    The CM-MSS.23S belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 110-130 V AC and 220-240 V AC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The relay can be reset automatically, manually or remotely after the failure has been removed. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  12. CM-PFS.S Three-phase monitoring relay 2c/o, L1-L2-L3=200-500VAC 50/60Hz
    1SVR730824R9300
    ₹1,789.00
    Phase sequence relay CM-PFS.S, width 22.5mm, measuring range L1-L2-L3=200-500VAC 50/60Hz, powered by measuring range, 2 c/o (closed circuit principle). The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  13. CM-PBE Phase loss monitoring relay 1n/o, L1,2,3= 380-440VAC
    1SVR550882R9500
    ₹4,178.00
    Phase loss- and undervoltage monitoring relay CM-PBE, width 22.5mm, three phase, measuring range L1,L2,L3=380-440VAC, powered by measuring circuit, 1 n/o (closed circuit principle) Learn More
  14. CM-MSS.33S Therm. motor protec. relay 2c/o, 110-130VAC/220-240VAC
    1SVR730712R2200
    ₹8,319.60
    The CM-MSS.33S belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 110-130 V AC and 220-240 V AC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The sensor circuit of this CM-MSS.33S is short-circuit, as well as interrupted-wire monitored and the relay can be reset automatically, manually or remotely after the failure has been removed. This protection relay is certified according to the ATEX directive 94/9/EC and is equipped with a reset / test button. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  15. CM-TCS.23S Temperature monitoring relay Temp.-range 0...+200°C, 24VAC/DC
    1SVR730740R9300
    Out of stock
    CM-TCS.23S Temperature monitoring relay Temp.-range 0...+200°C, 24VAC/DC Replacement for 1SVR630740R9300 Learn More
  16. CM-MSS.11P Therm. motor protec. relay 1n/o+1n/c, 24-240VAC/DC
    1SVR740720R1400
    Out of stock
    The CM-MSS.11P belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 24 - 240 V AC / DC and has a 1 n/c + 1 n/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The sensor circuit of the CM-MSS.11P is interrupted-wire monitored and the relay will be reset automatically after the failure has been removed. This protection relay is certified according to the ATEX directive 94/9/EC. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. Learn More
  17. CM-MPS.43S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500VAC
    1SVR730884R4300
    Out of stock
    The CM-MPN.43S is a multifunctional relay from the CM three-phase monitors range. It operates with a rated control supply voltage / three-phase measuring voltage of 300-500 V AC 50/60/400 Hz and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. This relay monitors all phase parameters such as over/undervoltage, phase unbalance and phase failure. The corresponding threshold values are adjustable. The CM-MPN.43S also offers selection of phase sequence monitoring, automatic phase sequence correction as well as an ON or OFF tripping delay. The output contacts can be configured as 1x2 c/o (SPDT) contacts (common signal) or 2x1 c/o (SPDT) contact (separate signal for over- and undervoltage thresholds) operation. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  18. CM-MPS.11S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3-N=3x90-170VAC
    1SVR730885R1300
    Out of stock
    The CM-MPS.11S is a multifunctional relay from the CM three-phase monitors range. It operates with a rated control supply voltage / three-phase measuring voltage of 90-170 V AC 50/60 Hz and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. This relay is also suitable to monitor single-phase mains. It monitors all phase parameters such as over/undervoltage, phase unbalance, phase failure as well as an interrupted neutral. The corresponding threshold values are adjustable. Phase sequence monitoring as well as an ON or OFF tripping delay are selectable. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  19. CM-ENS.11P Liquid level monitoring relay 1c/o, sensitivity 5-100kOhm
    1SVR740850R0100
    Out of stock
    The CM-ENS.11P belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 24 - 240 V AC/DC and has a 1 c/o (SPDT) output with contacts rated at 250 V / 4 A. It monitors liquid levels of conductive fluids and protects pumps against dry running or tanks against overflow and works according to the open-circuit principle. The sensitivity can be selected via front-face potentiometers. Several electrodes and a sealable transparent cover for protection against unauthorized changes are available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. Learn More
  20. CM-MSS.13P Therm. motor protec. relay 1c/o, 110-130VAC/220-240VAC
    1SVR740700R2100
    Out of stock
    The CM-MSS.13P belongs to the CM-MSS thermistor motor protection relay range. It operates with a rated control supply voltage of 110-130 V AC and 220-240 V AC and has a 1 c/o (SPDT) output with contacts rated at 250 V / 4 A. It features one sensor circuit to monitor PTC temperature sensors and works according to the closed-circuit principle. The relay will be reset automatically after the failure has been removed. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. Learn More
  21. CM-ENS.11S Liquid level monitoring relay 1c/o, sensitivity 5-100kOhm
    1SVR730850R0100
    Out of stock
    The CM-ENS.11S belongs to the CM liquid level monitoring relay range. It operates with a rated control supply voltage of 24 - 240 V AC/DC and has a 1 c/o (SPDT) output with contacts rated at 250 V / 4 A. It monitors liquid levels of conductive fluids and protects pumps against dry running or tanks against overflow and works according to the open-circuit principle. The sensitivity can be selected via front-face potentiometers. Several electrodes and a sealable transparent cover for protection against unauthorized changes are available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  22. CM-ESS.1P Voltage monitoring relay 1c/o, B-C=3-600VRMS, 24-240VAC/DC
    1SVR740830R0300
    Out of stock
    The CM-ESS.1P is a single-functional voltage monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and has a 1 c/o (SPDT) output contact rated at 250 V / 4 A. It provides a RMS measuring principle for DC and AC voltages with 4 measuring ranges: 3-30 V, 3-60 A, 30-300 V and 60-600 V and works according to the open-circuit principle. The CM-ESS.1P is configurable for over- or undervoltage monitoring, the hysteresis is adjustable within a range of 3 to 30 % of the threshold value. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers maintenance free Easy Connect Technology with push-in terminals. Learn More
  23. CM-SRS.21S Current monitoring relay 2c/o, B-C=3mA-1A RMS, 110-130VAC
    1SVR730841R0400
    Out of stock
    The CM-SRS.21S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 110 - 130 V AC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It provides a RMS measuring principle for DC and AC currents with 3 measuring ranges: 3-30 mA, 10-100 mA and 0.1-1 A and works according to the open-circuit principle. The CM-SRS.21S is configurable for over- or undercurrent monitoring. The hysteresis is adjustable within a range of 3 to 30 % of the threshold value and the tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  24. CM-CT 75/1 Current transformer 1.5VA, class 1
    1SVR450116R1100
    Out of stock
    The CM-CT 75/1 is a plug-in current transformer from the CM-CT range. The current transformer has a rated primary current of 75 A and a secondary rated current of 1 A. The burden of the current transformer is 1.5 VA and its precision is according to class 1. The CM-CT 75/1 will be delivered with foot angle, insulating protective cap and bar fastening screws. A snap-on mounting for DIN rail is avaiable as accessory. Learn More
  25. CM-PAS.41S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x300-500VAC
    1SVR730774R3300
    Out of stock
    The CM-PAS.41S relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 300-500 V AC and has a 2 c/o output with contacts rated at 250 V / 4 A. The CM-PAS.41S monitors the phase parameters phase failure, phase sequence and phase unbalance. An ON-delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  26. CM-PVS.31S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x160-300VAC
    1SVR730794R1300
    Out of stock
    The CM-PVS.31S relay is from the CM three-phase monitors range. This relay operates with a rated control supply voltage / three-phase measuring voltage of 160-300 V AC and has a 2 c/o output with contacts rated at 250 V / 4 A. The CM-PVS.31S monitors the phase parameters over/undervoltage and phase failure. The corresponding threshold values are adjustable. Phase sequence monitoring as well as an ON or OFF tripping delay are selectable. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  27. CM-SRS.12S Current monitoring relay 1c/o,B-C=0.3-15A RMS, 24-240VAC/DC
    1SVR730840R0300
    Out of stock
    The CM-SRS.12S is a single-functional current monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and has a 1 c/o (SPDT) output contact rated at 250 V / 4 A. It provides a RMS measuring principle for DC and AC currents with 3 measuring ranges: 0.3-1.5 A, 1-5 A and 3-15 A and works according to the open-circuit principle. The CM-SRS.12S is configurable for over- or undercurrent monitoring, the hysteresis is adjustable within a range of 3 to 30 % of the threshold value. A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  28. CM-PFE Phase sequence monitoring relay 1c/o, L1-L2-L3=208-440VAC
    1SVR550824R9100
    Out of stock
    Phase sequence relay CM-PFE, width 22.5mm, measuring range L1-L2-L3=208-440VAC, powered by measuring circuit, 1 c/o (closed circuit principle) Learn More
  29. CM-MPN.62S Three-phase monitoring relay 2c/o, 0,0.1-30s, L1-L2-L3=3x450-720VAC
    1SVR750488R8300
    Out of stock
    The CM-MPN.62S is a multifunctional relay from the CM three-phase monitors range. It operates with a rated control supply voltage / three-phase measuring voltage of 450-720 V AC 50/60 Hz and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. This relay monitors all phase parameters such as over/undervoltage, phase unbalance and phase failure. The corresponding threshold values are adjustable. The CM-MPN.62S also offers selection of phase sequence monitoring, automatic phase sequence correction as well as an ON or OFF tripping delay. The output contacts can be configured as 1x2 c/o (SPDT) contacts (common signal) or 2x1 c/o (SPDT) contact (separate signal for over- and undervoltage thresholds) operation. The tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
  30. CM-ESS.2S Voltage monitoring relay 2c/o, B-C=3-600VRMS, 110-130VAC
    1SVR730831R0400
    Out of stock
    The CM-ESS.2S is a single-functional voltage monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 110 - 130 V AC and has a 2 c/o (SPDT) output with contacts rated at 250 V / 4 A. It provides a RMS measuring principle for DC and AC voltages with 4 measuring ranges: 3-30 V, 6-60 V, 30-300 V and 60-600 V and works according to the open-circuit principle. The CM-ESS.2S is configurable for over- or undervoltage monitoring. The hysteresis is adjustable within a range of 3 to 30 % of the threshold value and the tripping delay is adjustable over a range of instantaneous to 30 s (0, 0.1-30 s). A sealable transparent cover for protection against unauthorized changes is available as accessory. The device offers screw connection technology with double-chamber cage connection terminals. Learn More
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