Protection & Monitoring Relays
Relays that protect and monitor electrical systems: voltage, current, phase, earth leakage and power factor control.
Products
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Enquire about Multispan EN-19N
Multispan EN-19N Earth to Neutral Voltage Relay, Panel Mount
Panel-mount relay showing earth-to-neutral voltage (0-10 V AC range) with a programmable relay trip and optional RS-485 Modbus. 96 x 96 mm, 100-270 V AC/DC supply.
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Enquire about Proton VMR-3P Door
Proton VMR-3P Door Voltage Monitoring Relay with Display, Three Phase, Door Mounting
Relay that watches supply voltage and trips the load on a fault (Proton VMR-3P Door). Runs on 415 V AC 3-phase, relay output rated 5 A at 250 V, door mounting.
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Enquire about Veritek VIPS 98LD
Veritek VIPS 98LD Earth Leakage Relay with Display, DIN Rail
DIN-rail earth leakage relay with LCD display and bar graph, 10 mA – 30 A, pre-alarm, two relays, password, auto/manual reset.
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Enquire about Rishabh 252-PMM
Rishabh 252-PMM Thermistor Trip Relay, Manual Reset
Motor thermistor trip relay for PTC sensors in the stator winding: de-energises when they reach the trip temperature; manual reset, DPDT contacts.
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Enquire about Minilec F3 EFR2
Minilec F3 EFR2 Earth Fault / Earth Leakage Relay
Minilec F3 EFR2 earth fault / earth leakage relay with 2 CO output. Typical uses: generator panels, AMF panels, MCC panels, synchronizing control panels.
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Enquire about Selec 800VPR-3
Selec 800VPR-3 Voltage Protection Relay 800VPR-3
Selec 800VPR-3 voltage protection relay: output 1 C/O ( SPDT ), 310 to 520V AC (L-L) supply, 22.5mm, DIN rail mount.
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Enquire about Multispan ENR-35-M1
Multispan ENR-35-M1 Earth to Neutral Voltage Relay, DIN Rail
DIN-rail relay that monitors earth-to-neutral voltage in single and three-phase systems, with 3+3 LED display, auto or manual trip reset, test mode, one changeover relay and RS-485 Modbus.
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Enquire about Proton VMR-3P PR-07
Proton VMR-3P PR-07 Voltage Monitoring Relay, Three Phase, DIN Rail
Relay that watches supply voltage and trips the load on a fault (Proton VMR-3P PR-07). Runs on 415 V AC 3-phase, relay output rated 5 A at 250 V, DIN rail mounting.
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Enquire about Veritek VIPS 98P
Veritek VIPS 98P Earth Leakage Relay, DIN Rail
DIN-rail earth leakage relay with leakage shown as % of range, 0.03 – 30 A settings, CBCT open-circuit detection, IEC 60947-2.
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Enquire about Rishabh 252-PMT
Rishabh 252-PMT Thermistor Trip Relay, Automatic Reset
Motor thermistor trip relay for PTC sensors in the stator winding: de-energises when they reach the trip temperature; automatic reset, DPDT contacts.
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Enquire about Minilec F3 ELR2
Minilec F3 ELR2 Earth Fault / Earth Leakage Relay
Minilec F3 ELR2 earth fault / earth leakage relay with 2 CO output. Typical uses: generator panels, AMF panels, MCC panels, synchronizing control panels.
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Enquire about Selec 900CPR-1-BL-U
Selec 900CPR-1-BL-U Digital Current Protection Relay 900CPR-1-BL-U
Selec 900CPR-1-BL-U digital current protection relay: measures Under Current & Over Current, output 2 X 1 C/O (SPDT), 85 to 270V AC / DC supply, 35 mm.
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Enquire about Multispan ER-2K
Multispan ER-2K Earth Leakage Relay, Analog DIN Rail
Analog DIN-rail earth leakage relay, 30 mA to 30 A, with leakage set point and trip delay set by knobs, one changeover relay and front or terminal test / reset.
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Enquire about Proton VMR 1P 96x96
Proton VMR 1P 96x96 Voltage Monitoring Relay with Display, Single Phase, 96 x 96
Relay that watches supply voltage and trips the load on a fault (Proton VMR 1P 96x96). Runs on 230 V AC, relay output rated 5 A at 230 V.
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Enquire about Veritek VIPS 98PF
Veritek VIPS 98PF Earth Leakage Relay, Panel Mount
Panel-mount earth leakage relay with leakage shown as % of setting, 0.03 – 30 A settings, CBCT open-circuit detection, IEC 60947-2.
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Enquire about Rishabh 252-PSF
Rishabh 252-PSF Phase Loss & Unbalance Relay
3-phase 3 or 4 wire monitor that trips on phase loss, phase reversal or unbalance (adjustable 5 - 15%) after an adjustable delay; protects motors from overheating.
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Enquire about Minilec F3 VSR4
Minilec F3 VSR4 Phase Failure Relay
Minilec F3 VSR4 phase failure relay with 2 CO output. Typical uses: inverter, UPS, auto mains failure panels.
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Enquire about Selec 900CPR-3-1-BL
Selec 900CPR-3-1-BL Digital Current Protection Relay 900CPR-3-1-BL
Selec 900CPR-3-1-BL digital current protection relay: output 1 C / O (SPDT), 230V AC (±15%) supply, 35 mm, DIN rail mount.
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Enquire about Multispan LR-35
Multispan LR-35 Load Sharing Relay
DIN-rail relay that alternates two loads such as pumps, motors or generators to balance their running hours, using two potential-free switch inputs and two relays.
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Enquire about Proton VMRDG 1P Door
Proton VMRDG 1P Door Voltage Monitoring Relay for Mains / DG, Single Phase, Door Mounting
Relay that watches supply voltage and trips the load on a fault (Proton VMRDG 1P Door). Runs on 230 V AC, relay output rated 5 A at 250 V, door mounting.
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Enquire about Veritek VIPS 101
Veritek VIPS 101 Three-Phase Voltage Monitoring Relay
Slim DIN-rail three-phase relay for under voltage, over voltage and phase reversal, ±25% set point, 0.2 – 10 s delay.
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Enquire about Rishabh 252-PSG
Rishabh 252-PSG Phase Loss, Unbalance & Under Voltage Relay
3-phase 3 or 4 wire monitor for phase loss, reversal and unbalance (5 - 15%) plus system under voltage (preset 15% below nominal); adjustable delay, DPDT contacts.
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Enquire about Minilec OCS D1
Minilec OCS D1 Current Monitoring Relay
Minilec OCS D1 current monitoring relay with 1 CO output. Typical uses: generator panels / AMF panels, air purification plant, induction heater control panels.
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Enquire about Selec 900EFR
Selec 900EFR Digital Earth Fault Relay 900EFR
Selec 900EFR digital earth fault relay: measures Earth Fault Current Monitoring, output 2 X 1 C/O (SPDT), 85 to 270V AC / DC supply, 35mm, DIN rail mount.
