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over-voltage protection relay / AC/DC / DIN rail
over-voltage protection relay
Series 9079

Series 9079 Over-voltage protectors for applications up to 100 V DC, or 75 V AC based on varistor technology are available as single components.

earth-leakage protection relay / overload / over-voltage / over-frequency
earth-leakage protection relay
7UM611/612

SPIROTEC4 7UM61 type of protection relays can exceed the task just protecting. It showcases many add-on functions whether it is earth faults, short circuits, overloads over frequency, under frequency or over voltage or protection relays ...

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SIEMENS Energy Management
over-voltage protection relay / earth-leakage / under-frequency / over-frequency
over-voltage protection relay
7UM62

The Siprotec 4 7UM62 protection relay is used to secure a unit from short-circuits, earth faults and voltage threats, ideal for all power stations and generators. It will work for co-generation setups, diesel stations, gas-powered stations ...

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SIEMENS Energy Management
over-current protection relay / earth-leakage / under-voltage / over-voltage
over-current protection relay
7UT613

SIPROTEC 4 7UT6 are designed for quick clearing short circuits in transformers in all voltage platforms. This versatile device can also work in rotating generators, machines and motors intended for short lines and bus bars. Protection ...

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SIEMENS Energy Management
over-current protection relay / under-voltage / over-voltage / over-excitation
over-current protection relay
7UT63

The SIPROTEC 7UT63 differential protection relays are used for fast and selective fault clearing of short-circuits in transformers of all voltage levels and also in rotating electric machines like motors and generators, for short lines ...

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SIEMENS Energy Management
over-current protection relay / over-voltage / under-voltage / panel-mount
over-current protection relay
7SG111 - 7SG116

The 7SG111 to 7SG116 relays series are designed to protect feeders, inter-connectors and transformers against adverse voltage systems conditions such as over current, earth fault, high-impedance REF and under/over voltage situations. ...

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SIEMENS Energy Management
thermal protection relay / under-voltage / over-voltage / earth-leakage
thermal protection relay
FPC 400

Tripping current: 5, 1 A

FPC 400 is a family of current and voltage digital protection relays with easy to use interface meant for variety of solutions in industry and power distribution. Its robust design enables it to be placed in demanding industrial environments. Setting ...

under-current protection relay / over-voltage / earth-leakage / temperature
under-current protection relay
FPC 200, Protection relay

Tripping current: 0.3 A - 30 A

FPC 200 is a current or voltage digital protection relays with easy to use interface meant for variety of solutions in industry and power distribution. Its robust design enables it to be placed even in demanding industrial environments. ...

over-voltage protection relay / over-current / digital / panel-mount
over-voltage protection relay
SEL-351

The SEL-351 Protection System has built-in Ethernet and IEEE C37.118 synchrophasors, and is ideal for directional overcurrent applications. Optional Mirrored Bits® communications and power quality monitoring add flexibility to solutions. ...

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Schweitzer Engineering Laboratories
over-voltage protection relay / over-current / arc flash / under-voltage
over-voltage protection relay
SEL-751

Feeder Protection Relay The SEL-751 Feeder Protection Relay is ideal for directional overcurrent, fault location, arc-flash detection, and high-impedance fault detection applications. Flexible I/O options, easy mounting, and fast settings ...

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Schweitzer Engineering Laboratories
arc flash protection relay / over-current / over-voltage / under-voltage
arc flash protection relay
SEL-751A

The SEL-751A Feeder Protection Relay is the right solution for industrial and utility feeder protection, with flexible I/O options, easy mounting, and fast settings. Provides complete feeder protection, with overcurrent, overvoltage, ...

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Schweitzer Engineering Laboratories
over-current protection relay / over-voltage / digital / programmable
over-current protection relay
SEL-451

The SEL-451 is a complete stand-alone protection, automation, and control system. The SEL-451 has speed, power, and flexibility to combine complete substation bay control with high-speed breaker protection in one economical system. Use ...

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Schweitzer Engineering Laboratories
over-voltage protection relay / under-voltage / over-current / arc flash
over-voltage protection relay
SEL-751

Feeder Protection Relay The SEL-751 Feeder Protection Relay is ideal for directional overcurrent, fault location, arc-flash detection, and high-impedance fault detection applications. Flexible I/O options, easy mounting, and fast settings ...

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Schweitzer Engineering Laboratories
over-voltage protection relay / panel-mount / digital / programmable
over-voltage protection relay
SIA-F

Protection functions: 50P, 50/51P, 50N/G, 50/51 N/G, CLP and 86. Optionally 52, 50BF, 49, 49T and Trip block for Switch disconnector. Auxiliary supply (110-230 Vac / 90-300 Vdc or 24-48 Vdc). Compact size and reduced depth. ...

over-voltage protection relay / panel-mount / digital / programmable
over-voltage protection relay
SIL-A

Many Protection functions by default: 50P(2), 50N/G(2)(*), 50/51P, 50/51 N/G(*), 50BF, 46, 52, 79, 74TCS, COLD LOAD PICK-UP, 86, 49T . Optionally 49, 74CT, 37, 46BC, Trip Block for switch disconnector. SIL-A adaptation B with ...

over-voltage protection relay / DIN rail / AC / transmission line
over-voltage protection relay
VP series

The VP range of products protect electrical equipment and installations against transient overvoltage that may arise in the electrical supply. Besides, the VP range can be classified into 3 different types (C, B, B+C) which provide the ...

over-voltage protection relay / under-voltage / DIN rail / single-phase
over-voltage protection relay
600VPR-1

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / under-voltage / phase sequence / phase unbalance
over-voltage protection relay
VPRA2M

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / under-voltage / phase sequence / phase loss
over-voltage protection relay
900VPR-BL-U-CE

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / under-voltage / phase sequence / digital
over-voltage protection relay
VPRD2M

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / under-voltage / phase sequence / DIN rail
over-voltage protection relay
600VPR

The 600VPR is an under-voltage and over-voltage protection relay that can be installed in a standard DIN rail measuring 17.5 mm. It is integrated with three wire inputs that cater to wires with a diameter of 3 mm. This voltage protection ...

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / over-current / phase sequence / IEC
over-voltage protection relay
SMPR-1

The Summarize Measurement and Protection Unit (SMPR-1) has been designed to measure the line and ground RMS currents and supply RMS voltages under normal conditions or under disturbances. The voltage and current signals are sensed throughout ...

over-excitation protection relay / over-voltage / under-frequency / over-frequency
over-excitation protection relay
VPR-A

The Voltage Protection Relay (VPR-A) has been designed to measure the line or phase RMS voltages under normal conditions or under disturbances. This information is internally processed by the microprocessor, to take the voltage protection ...

current protection relay / excitation loss / over-voltage / under-voltage
current protection relay
DGP

The digital system of DGP is a perfect choice for providing safety, security, monitoring, recording, and controlling various functions of AC generators. This digital system can be deployed over generators that are run by gas, steam, hydraulic ...

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GE Digital Energy
over-current protection relay / over-voltage / under-voltage / distance
over-current protection relay
LPS-O

GE's LPS-O Generator Backup aims to provide generator back up protection for both generators and transmission lines. This world-class device can also be used in high-speed tripping and in single or three-phase tripping applications. One ...

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GE Digital Energy
over-voltage protection relay / under-voltage / panel-mount / programmable
over-voltage protection relay
REU615 IEC

ABB line of voltage protection boasts a two standard configurations. The Voltage Protection and Control REU615 IEC offers a pre - adapted for voltage and frequency based protection applications in utility and industrial power systems ...

over-voltage protection relay / under-voltage / panel-mount / for motors
over-voltage protection relay
REU610 IEC

Relion® REU610 is actually a voltage IED intended for system volt safety, calibrating as well as managing within utility as well as commercial energy devices. As an element of the actual 610 series IEDs REU610 is actually licensed ...

phase protection relay / over-current / over-voltage / earth-leakage
phase protection relay
OVR, OCR

-Economical protection relay for Switchgear -Selectable application by use of protection functions: ㆍOCR (Over Current Relay) ㆍOCGR (Over Current Ground Relay) ㆍOVR (Over Voltage Relay) ㆍOVGR (Over Voltage Ground ...

under-voltage protection relay / over-voltage / digital / programmable
under-voltage protection relay
CGV 24N/C

CGV 24C is an Under-voltage & Neutral Display Relay, fully digitized and integrated with microprocessor technology. It can easily convert the analog values into the digital version and subsequent numerical processing. There is a computational ...

over-current protection relay / over-voltage / under-current / under-voltage
over-current protection relay
24 - 240 V, 1 - 5 A | PAU series

Under Current - PAU • Single-phase • Continuously monitors to provide under current protection (set level Imin) • Adjustable time delay • 1 module version

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Crompton Instruments
over-current protection relay / over-voltage / under-current / under-voltage
over-current protection relay
24 - 240 V, 1 - 5 A | PAO series

Over Current - PAO • Single-phase • Continuously monitors to provide over current protection (set level Imax) • Adjustable time delay • 1 module version

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Crompton Instruments
over-voltage protection relay / under-voltage / AC / multifunction
over-voltage protection relay
67 - 460 V | 250 series

The 250-14XAC, manufactured by TE, is a sensor and protective relay that is ideally used in an AC actuating system and is equipped with a protective relay type. Furthermore, this device has an input voltage rate of 67 VAC and an over ...

over-voltage protection relay / under-voltage / AC
over-voltage protection relay
460 V | 255 series

The 6-1618071-7, manufactured by TE, is a sensor and protective relay that is ideally used in an AC actuating system and is equipped with a protective relay type. Furthermore, this device has an input voltage rate of 460 VAC and an over ...

over-voltage protection relay / under-voltage / DIN rail
over-voltage protection relay

Over-voltage limiting device - bipolar over voltage limiters Bipolar over voltage limiters of II Class, with removable protection and varistor technologywith zinc oxide, with optical signalisation of out of service status.In compliance ...

over-voltage protection relay / insulation / pulse / digital
over-voltage protection relay
ALP series

Tripping current: 0.1 A - 100 A

The ALP series detects fast impulse overvoltages harmful to switching or transformation equipment insulation. These phenomena are invisible to conventional relays because digital filtering slows down their detection. Detects fast ...

over-voltage protection relay / under-voltage / over-frequency / under-frequency
over-voltage protection relay
ALP series

Tripping current: 0.1 A - 100 A

The ALP series prevents islanding from occurring by combining a series of overvoltage, undervoltage, overfrequency, underfrequency and rate of change of frequency (ROCOF) functions. Detects island and trips associated breaker ...

over-voltage protection relay / under-voltage / DIN rail / three-phase
over-voltage protection relay
RMV-112D

These Uni-line defensive voltage transfers are ideal generator protection, engine and transformer security against antagonistic framework voltage conditions. The adaptable units offer various movable parameters. The protective Voltage ...

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DEIF
over-voltage protection relay / under-voltage / DIN rail / three-phase
over-voltage protection relay
RMV-122D

The Deiv RMV-122D is an under-voltage and overvoltage relay of (U< + U>) that can protect generators, motors and transformers from adverse system voltage conditions. In addition, this device is suitable for operations in marine ...

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DEIF
over-voltage protection relay / phase / time delay / DIN rail
over-voltage protection relay
VEM230, VEM400

VEM230 / VEM400 SERIES OVER VOLTAGE RELAY - Compact Size - 1 Module ( 17,5mm) - Monitor own supply and detects if one or more phases exceed the set over voltage trip levels - Measure phase to phase voltage - Adjustament for ...

over-voltage protection relay / under-voltage / phase unbalance / phase loss
over-voltage protection relay
VEUM400, VEUM400N series

VEUM400 / VEUM400N SERIES UNDER-OVER VOLTAGE RELAY - Compact Size - 1 Module ( 17,5mm) - Monitor own supply and detects if one or more phases exceed the set under or over voltage trip levels - Measure phase to phase voltage - Adjustament ...

over-voltage protection relay / phase loss / phase sequence / SPDT
over-voltage protection relay
M3PRT-2

Type: M3PRT/2 & M3PRT/2-4W Phase Failure, Phase Sequence and Under Voltage plus Time Delay □ 35mm DIN rail housing □ Microprocessor controlled with internal monitoring (self-checking) □ Monitors own supply and detects ...

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Broyce Control
over-voltage protection relay / under-voltage / SPDT / three-phase
over-voltage protection relay
LXPRC-S

□ *NEW* 17.5mm DIN rail housing □ Microprocessor based □ True R.M.S. monitoring □ Monitors own supply and detects if one or more phases exceed the set Under or Over voltage trip levels □ Measures phase to ...

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Broyce Control
over-voltage protection relay / under-voltage / under-frequency / over-frequency
over-voltage protection relay
KPFV51x series

KPFV51x - SINGLE PHASE - FREQUENCY AND VOLTAGE GUARD Under and Over Voltage and Frequency Protection Adjustable Voltage and Frequency Deviation Set points "Pathfinder" function Optional very fast analogue output (<50mS), ...

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Meagacon AS
frequency protection relay / over-voltage / under-voltage / panel-mount
frequency protection relay
KPFV53x series

KPFV53x - THREE PHASE - 3-WIRE FREQUENCY AND VOLTAGE GUARD Under and Over Voltage and Frequency Protection Adjustable Voltage and Frequency Deviation Set points "Pathfinder" function Optional very fast analogue ...

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Meagacon AS
over-voltage protection relay / under-voltage / phase loss / DIN rail
over-voltage protection relay
400 V | RZ1VK169