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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.

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. ...

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 ...

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-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 / 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 / under-voltage / phase sequence / phase loss
over-voltage protection relay
900VPR-2

- 35mm Din rail 3Ø-3W, 3Ø-4W input, - 3 digit with LCD , - Under/Over voltage, frequency monitoring, - Asymmetry , phase failure & phase sequence monitoring, - RMS value measurement, - Two separate alarm relays

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SELEC Controls Pvt. Ltd.
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 / 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 ...

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
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-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 ...

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ABB Oy Distribution Automation
over-voltage protection relay / earth-leakage / phase / over-current
over-voltage 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-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 / 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 / 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 ...

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EL.CO.
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 / 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
over-voltage protection relay / under-voltage / phase loss / DIN rail
over-voltage protection relay
400 V | RZ1VK169

over-voltage protection relay / panel-mount
over-voltage protection relay
DVB series

The overvoltage relays series DVB are intended for the protection of electric lines and machines against voltage raise. Operation is carried out whenever one or more of the input voltages is higher than the preset threshold and is delayed ...

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THYTRONIC
over-voltage protection relay / under-voltage / phase loss / phase unbalance
over-voltage protection relay
SM 500

The SM 500 model engineered by General Industrial Controls, is an under voltage and overvoltage protection relay that functions as a protection against phase loss and phase reversal. This device is capable of being configured for a 3 ...

over-voltage protection relay / DIN rail
over-voltage protection relay
AMBUS® Port

AMBUS® Port - Up to 60 terminal devices on one AMBUS® Port level converter - Safe from short-circuits and over-voltage - Fits on mounting rails - Interfaces: RS232 / RS485