Current protection relays

37 companies | 144 products
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phase protection relay / current / arc flash / 1 NO/NC
phase protection relay
PGR-8800 series

Trigger voltage: 12, 48, 120, 240 V

... arc-flash relay is UL and cUL listed. It provides dependable detection of developing arc-flash incidents and avoids nuisance tripping. It achieves this by spotting a combination of extra light and current. ...

over-current protection relay / configurable / AC/DC / compact
over-current protection relay
SIA-B Standard CT's

Trigger voltage: 24 V - 230 V

... IN PROTECTION SOLUTIONS. Advanced OC&EF Self-Powered Protection Relay SIA B with Standard CT’s, is an overcurrent protection relay ...

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FANOX ELECTRONIC
phase sequence protection relay / over-current / earth-leakage / panel-mount
phase sequence protection relay
SIA B

Trigger voltage: 230, 24, 110 V

... powered Overcurrent and Earth Fault Protection Relays, using the operating current through three specific current transformers fitted on the lines. Thanks ...

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FANOX ELECTRONIC
over-current protection relay / earth-leakage / trip circuit / panel-mount
over-current protection relay
SIA-C

SIA-C Relays are Dual & Self powered overcurrent and earth fault Protection Relays, that obtein the energy to power itself tanks to STANDARD CURRENT ...

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FANOX ELECTRONIC
over-current protection relay / under-current / 1 NO / DIN rail
over-current protection relay
900CPR-1

Trigger voltage: 250 V

1Ø -Digital Current Protection Relay [900CPR-1-230V] Measuring Parameter Under Current, Over Current Protection for 1Ø System Electrical ...

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SELEC Controls Pvt. Ltd.
over-current protection relay / under-current / 1 NO / DIN rail
over-current protection relay
900CPR-3

Trigger voltage: 230 V

1Ø & 3Ø-Digital Current Protection Relay [900CPR-3-230V] Measuring Parameter Under Current, Over Current, Current Asymmetry Monitoring Electrical ...

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SELEC Controls Pvt. Ltd.
over-current protection relay / under-current / DIN rail / digital
over-current protection relay
900CPR-1-1

Trigger voltage: 230 V

1Ø -Digital Current Protection Relay [900CPR-1-230V] Measuring Parameter Under Current, Over Current Protection for 1Ø System Electrical ...

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SELEC Controls Pvt. Ltd.
over-current protection relay / safety / 1 NC / 2 NO
over-current protection relay
MCR-225

Trigger voltage: 230 V

... multiplication and reinforcement via feedback loop Y1 - Y2 Over-current and short-circuit proof Realisation of several safety applications Technological and economical optumum Safety ...

current protection relay / earth-leakage / DIN rail / programmable
current protection relay
RGU-10 series

Trigger voltage: 230 V

Electronic earth leakage protection relay, used to connect to the earth leakage transformers WG / WGC Series Superimmunized Type A relay with high frequency current ...

current protection relay / IEC / programmable / Ethernet
current protection relay
B-PRO Bus Protection Relays

The B-PRO relays provide low impedance differential protection for any bus bar configuration with CT saturation security, integrated breaker failure, overcurrent protection ...

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ERLPhase
current protection relay / voltage / frequency / multifunction
current protection relay
F-PRO Feeder Protection & Management Relays

... family of numerical multifunction relays provide complete feeder protection with a wide range of protection functions suitable for transmission, distribution and industrial applications. ...

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ERLPhase
current protection relay / voltage / for generators / multifunction
current protection relay
S-PRO 4000

... with power controller interactions such as FACTS or HVDC lines, particularly those lines with series compensation and interconnected with wind farms . Protect against sustained sub-harmonics in wind ...

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ERLPhase
current protection relay / earth-leakage / DIN rail / automatic reset
current protection relay
ELR-3A

Trigger voltage: 240 V

Earth Differential Relay Type A • earth leakage current measurement by external toroidal gearbox • measurement in true effective value (trms) • programming and display via a backlit LCD display - ...

earth-leakage protection relay / current / programmable / digital
earth-leakage protection relay
ELR-3B

Trigger voltage: 250, 230 V

... Displays setting values and instantaneus earth leakage current value. Field of application Type B relays are widely used where they can generate, in case of failure, continuous discharge currents; ...

current protection relay / earth-leakage / 2 NO/NC / DIN rail
current protection relay
ELRC-B

Trigger voltage: 24, 48, 110, 240, 415 V

The ELRC-B offers all the functions of ELRs series including broad tripping current and time setting values in a space saving structure of 6 modules DIN (17.5 mm). Additionally, it has an integrated Torodial transformer ...

current protection relay / earth-leakage / DIN rail / IEC
current protection relay
DER3/0D

Tripping current: 0.03 mA - 30,000 mA

The DER3/0D or the earth differential relay is mainly used on LV networks in an alternative current of type TT and TN. It has a broad adjustment of threshold current dispersion and threshold ...

phase sequence protection relay / phase unbalance / over-current / under-current
phase sequence protection relay
DMP series

Multi-Protection : against overcurrent, undercurrent, Stall, Lock, phase unbalance, phase reversed Asymmetry, Ground fault, Short circuit Real time processing and high precision by using Micro Controller Unit Display ...

phase sequence protection relay / over-current / under-current / overload
phase sequence protection relay
IMP series

Tripping current: 0.5 A - 100 A

... industrial fields and provide high safety and productivity Characteristics Protection Overload-49 Motor current is detected and is applied to I2t. If it reaches the characteristic ...

phase protection relay / over-current / earth-leakage / panel-mount
phase protection relay
IPR-A

Phase Over-Current & Ground Fault Relay Current Protection Relay IPR-A is designed to protect medium voltage lines against over-current ...

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Orion Italia
over-voltage protection relay / over-current / phase sequence / IEC
over-voltage protection relay
SMPR-1

Current Voltage Power Feeder Protection Relay The SMPR has been designed to measure the line and the ground RMS currents and supply RMS voltages under ...

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Orion Italia
current protection relay / panel-mount / digital / programmable
current protection relay
IPR-D

Ground Protection Relay Ground Protection Relay (IPR-D) has been designed to measure the ground RMS current under normal conditions or under disturbances. The ...

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Orion Italia
current protection relay / single-phase / adjustable / DIN rail
current protection relay
RM2I

Current relay 2 Module Min or max alarm, selectable on field Input 5A or 1A Adjustable set point, hysteresis and delay Field selectable negative or positive security (fail safe) Intervention ...

voltage protection relay / current / pulse / panel-mount
voltage protection relay
RM3C

Direct and pulsanting voltage or current relay Wall mounting Bidirectional direct or pusating voltage or current relay 2 Min. and / or Max. programmable alarms Input ...

over-current protection relay / thermal / programmable / digital
over-current protection relay
7SR51

... Standard functionality •37/ 37G undercurrent protection •46 Negative sequence overcurrent protection •46BC Broken conductor detection •49 Thermal overload protection •50/ ...

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Siemens Energy automation and smart grid
current protection relay / overload / DIN rail / DC
current protection relay
PISA11.401

Tripping current: 1 A
Trigger voltage: 24 V

This protection module fulfills two basic functions. First it distributes the current of a large power source to four lower current output channels and therefore allows ...

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PULS GmbH
over-current protection relay / phase / digital / AC/DC
over-current protection relay
MIGII

... inexpensive and high performance relay, offers a complete safety for petite generators. It can as well, be employed to care for undersized motors or as a backup safety for transformers, ...

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

The Vigirex Earth Leakage Protectors are equipped with extended range of compatible sensors of up to 3200 A that can detect current leakages to protect people and animals from having direct or indirect contact with stray ...

overload relay / current / modular / for electric motors
overload relay
IQ 500

EATON is the leading company when it comes to relays that provides different variables like current values, status, setpoint values, and cause of trip. The IQ500 Motor Protection Relays, ...

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Eaton Count Control Products
voltage protection relay / arc flash / current / AC/DC
voltage protection relay
857 series

... Bulletin 857 is a uniquely designed Motor-Feeder Protection device with an integrated Medium Voltage that offers solutions for the up to date motor and feeder protection essentials in one package. The ...

under-voltage protection relay / over-current / under-current / DIN rail
under-voltage protection relay
PAU series

... output relay contacts. The relay will automatically reset once the monitored current rises above the set point level Imin plus the differential (internally pre-set 1%) causing the red ...

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Crompton Instruments
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 ...

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Iskra d.d.
over-current protection relay / synchronization / programmable / configurable
over-current protection relay
SEL-311L

... SEL-311L Line Current Differential Relay with integral four zone distance backup for easy-to-apply, high-speed line protection. Apply subcycle current differential ...

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Schweitzer Engineering Laboratories
over-current protection relay / AC/DC / for electric motors
over-current protection relay
2-6500 series

Trigger voltage: 28, 250 V

... pole motor protection controls with automatic reset actuation, small physical size, reliable snap-action mechanism. Caution: In specifying these 2 products, care should be taken to ensure that automatic motor re-start ...

over-current protection relay / digital / programmable / panel-mount
over-current protection relay
CGI 14N/C

... and software, accompanies it. The relay is integrated with IDMT function. The relay are extremely safe and can provide quick protection against one or both over current ...

over-current protection relay / under-current / overload / for generators
over-current protection relay
MAG10x series

Trigger voltage: 100 V - 460 V

... MOTOR PROTECTIVE GUARD All-in-one unit combining Reverse Power, Overload, Over Current and Short Circuit functions "Predictor" early action feature One common alarm output eases installation "Pathfinder" ...

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Meagacon AS
phase loss protection relay / overload / over-current / under-current
phase loss protection relay
TPM-Drain

Tripping current: 0.6 A - 40 A

... running, high level alarm, maximum current, minimum current, reset time Protections: overload, underload, phase loss, jammed impeller Display: LED Mounting: 35mm DIN rail Outputs: pump ...

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Toscano Linea Electronica
earth-leakage protection relay / current / time delay / for electric motors
earth-leakage protection relay
RMT series

Improve protection and reduce downtime Safety and security in LV power supply, whether regarding electrical equipment or relevant operators and people against direct ...

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THYTRONIC