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voltage protection relay / high-voltage / panel-mount
voltage protection relay

Eaton delivers sophisticated power protection for low- and medium voltage applications. Protective Relays provide you with unique microprocessor-based devices that eliminate ...

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.

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

... 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

... ground-fault protection, a negative-sequence protection and a breaker failure protection can be used. 7UT633 features 4 voltage inputs. With this option an overvoltage ...

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

... 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 ...

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SIEMENS Energy Management
over-voltage protection relay / under-voltage / frequency / panel-mount
over-voltage protection relay
7SG118 Argus

... configuration of relay functionality with the relays analogue inputs and binary input/output circuits. The Protection and instrumentation functionality is accessible via data comms channel. ...

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SIEMENS Energy Management
voltage protection relay / panel-mount
voltage protection relay
1/3 x 19 in | 7SA84

All voltage levels are covered by the line protection system of this device, which comes with a 3-pole tripping system to ensure the best user experience and help you achieve the best results from your ...

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

Tripping current: 1, 5 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 ...

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

Tripping current: 0.3 A - 30 A

... and prepared software for 4 main protection groups as feeder protection, transformer protection, motor protection and busbar protection. Every groupd ...

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 ...

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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 ...

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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 ...

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

Feeder Protection Relay The SEL-751A Feeder Protection Relay is the right solution for industrial and utility feeder protection, with flexible I/O options, ...

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Schweitzer Engineering Laboratories
over-voltage protection relay / under-voltage / over-current / over-frequency
over-voltage protection relay
SEL-787-3E/-3S/-4X

Transformer Protection Relay Protect and monitor most three- and four-winding transformers and terminals with the versatile SEL-787 Transformer Protection Relay platform. ...

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Schweitzer Engineering Laboratories
voltage protection relay / 2 NO/NC / panel-mount / AC/DC
voltage protection relay
EPK

... series flashing relay with fixed rhythm features two RT contacts up to 5 A, a coil from 12 to 230 V DC, or 12 to 380 V AC, with flashing frequency from 60 to 120 beates/min at rV. It also contains a pluggable-on socket, ...

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 ...

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FANOX ELECTRONIC
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 ...

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FANOX ELECTRONIC
voltage protection relay / current / panel-mount / digital
voltage protection relay
SIL G Generator Protection Relays

Fanox SIL-G generator protection relay safeguards generators with theuse of curren, voltage and frequency options. It is used normally in power stations from gas, steam, hydraulic turbines ...

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FANOX ELECTRONIC
voltage protection relay / frequency / synchronization / panel-mount
voltage protection relay
SIL-V Voltage & Frequency Protection / Synchronism Check Rel

Protection functions: 27(2), 27V1, 59(2), 59V2, 59N(2), ΔV/ΔT, 74TCS, BF, 52, 79, 81U/O(4), 81R(2), 86, 78, 25. Auxiliary power supply (24-110 Vdc / 48-230 Vac). 5 attempts of reclosing with ...

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FANOX ELECTRONIC
phase sequence protection relay / phase unbalance / phase loss / voltage
phase sequence protection relay
U3 series

... against voltage varieties between stages, inaccurate arrangement of stages and stage misfortune. Lastly, Model U3S-420 is valid for 400 and 440 nominal V This device is fit to protect three-phase deployments against ...

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FANOX ELECTRONIC
voltage protection relay / time delay / adjustable / DIN rail
voltage protection relay
UVR-10

Under Voltage Relay - Delay Time Adjustable UVR-10 Under Voltage Relay is designed for preventing threephase devices to get harmed from long-term voltage ...

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

... 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 ...

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SELEC Controls Pvt. Ltd.
over-voltage protection relay / under-voltage / phase sequence / phase loss
over-voltage protection relay
900VPR-2

... Oslash;-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 / 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 / over-frequency / under-frequency
over-voltage protection relay
ALP series

Tripping current: 100 mA - 100,000 mA

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 ...

voltage protection relay / Ethernet
voltage protection relay
ALP series

Tripping current: 0.1 A - 100 A

... directional protection and accounts for loss of voltage in case of a fuse failure in a voltage transformer. Provides directional overcurrent protection ...

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

Tripping current: 0.1 A - 100 A

... 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 impulse ...

voltage protection relay / overload / digital / panel-mount
voltage protection relay
NPR series

Tripping current: 0 A - 5 A

The protection relay for the capacitor bank (NPR series) monitors the three-phase capacitor banks in medium-voltage reactive power compensation systems. It can recognize various hazardous ...

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 ...

voltage protection relay / panel-mount / for generators / for motors
voltage protection relay
VMPR

The Voltage Measurement and Protection Relay (VMPR) has been designed to measure the line or phase RMS voltages under normal conditions or under disturbances. This information ...

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 ...

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

... 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 of the best things about this is it ...

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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 ...

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ABB Oy Distribution Automation
over-voltage protection relay / under-voltage / panel-mount / for motors
over-voltage protection relay
REU610 IEC

... busbar over-voltage as well as under-voltage safety. It also fits as well for feeder as well as energy transformer over-voltage safety, engine under-voltage safety, ...

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ABB Oy Distribution Automation
voltage protection relay / arc flash / current / AC/DC
voltage protection relay
857 series

... advantage the motors output capabilities. It presents current, voltage and motor protection functions. The exclusive protection relay harmonizes the the low voltage ...

voltage protection relay / panel-mount / digital / programmable
voltage protection relay
EMR-4000

EMR-4000 relay from the Eatons has a microprocessor-based relay to provide multifunctional protection for the various size and capacity motors. However, it is mostly used on medium and ...

voltage protection relay / phase / over-current / level
voltage protection relay
ETR series

The function of this Transformer Relay is to provide key protection of transformers. It has auto control which backs up the transformers. Along with its over current protection capabilities, ...

voltage protection relay / overload / DIN rail / DC
voltage protection relay
PISA11.401

Tripping current: 4 A

Protection module with one input and four outputs Ensures sufficient supply voltage (21V) for critical loads Protects small cable sizes against overload Integrated control for remote monitoring and operation Hassle ...

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PULS GmbH
voltage protection relay / overload / DIN rail / DC
voltage protection relay
PISA11.402

Tripping current: 8 A

Protection module with one input and four outputs Ensures sufficient supply voltage (21V) for critical loads Protects small cable sizes against overload Integrated control for remote monitoring and operation Hassle ...

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PULS GmbH
current protection relay / voltage / digital / panel-mount
current protection relay
857 series

... Feeder Projection’s medium voltage gives answers for safety and protection specifications in one package. Our safety relay provides flexibility ...

earth-leakage protection relay / current / voltage / AC/DC
earth-leakage protection relay
Vigirex RH10MP-RH21MP-RH99MP-RH197-RHU

... from having direct or indirect contact with stray voltages, and therefore prevent them from getting an electric shock. They also protect equipment from fire/explosion hazards. They have a supply voltage ...

voltage protection relay / current / frequency / power
voltage protection relay
ETR304

... Microprocessor-based digital protection relay for 4 way configuration of switchgear -Local and remote operation available by built-in RTU -DNP 3.0, MODBUS, IEC60870-5-101/104 communication protocols ...

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ENTEC ELECTRIC & ELECTRONIC CO.,LTD
voltage protection relay / current / frequency / power
voltage protection relay
ETR306

... digital protection relay supporting 6 way configuration of switchgear(Vertical design) -Local and remote operation available by built-in RTU -DNP 3.0, MODBUS, IEC60870-5-101/104 communication protocols ...

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ENTEC ELECTRIC & ELECTRONIC CO.,LTD
under-voltage protection relay / over-voltage / digital / programmable
under-voltage protection relay
CGV 24N/C

... processor (DSP). A noted feature of the relay is its Definite Time Lag (DTL). The second is that it can be field programmed to ensure protection; hence fitted with Under voltage / Over ...