Programmable protection relays

33 companies | 215 products
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level protection relay
level protection relay
MEprotect

Tripping current: 400 A
Trigger voltage: 110 V - 240 V

... and starting control functions, ~20 ANSI protection functions in one relay, plus energy measurements with up to 9th harmonic spectrum analyser - 4x current, 4x voltage and 1x ground current inputs, Programmable ...

arc flash protection relay
arc flash protection relay
AF0500 series

Trigger voltage: 110, 250, 100, 240 V

The AF0500 is a microprocessor-based arc-flash protection relay that limits arc-fault damage by detecting the light from an arc flash and rapidly tripping the feeder breaker. The unit is well suited for ...

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Littelfuse
phase protection relay
phase protection relay
PGR-8800 series

Trigger voltage: 12, 48, 120, 240 V

... microprocessor-based relay that limits arc-fault damage by detecting the light from an arc flash and rapidly tripping. Phase-current-transformer inputs are provided for current-constrained arc-flash protection ...

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Littelfuse
overload relay
overload relay
MP8000 series

Trigger voltage: 90 V - 690 V

The MP8000 is an advanced motor protection electronic overload relay that is fully programmable via Bluetooth* using an iPhone* or Android* smartphone or tablet with the Littelfuse App. ...

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Littelfuse
earth-leakage protection relay
earth-leakage protection relay
CBS4 series

Tripping current: 0.03 A - 30 A

Unit equivalent to 4 earth leakage protection networks. 4 independent programmable relays available Four inputs to connect the external toroidal transformers of the WG Superimmunized ...

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CIRCUTOR
earth-leakage protection relay
earth-leakage protection relay
RGU-10 series

Tripping current: 0.03 A - 30 A
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 filtering and high ...

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CIRCUTOR
earth-leakage protection relay
earth-leakage protection relay
WRU10 series

Trigger voltage: 110, 230 V

... differential protection settings. protection trigger current. protection status messages, etc. Units with three programmable output contact relays, ...

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CIRCUTOR
grid and system protection relay
grid and system protection relay
NA003-M64

Trigger voltage: 24, 110 V

Grid protection monitoring relay RE series; Frequency and voltage monitoring; Grid and system protection; Functionally Safe; Measuring voltage 3 x 400/230V AC; Supply voltage 24V DC, ...

earth-leakage protection relay
earth-leakage protection relay
SIA B

Trigger voltage: 230, 24, 110 V

SIA-B SPECIFIC CT’s DUAL & SELF-POWERED OC&EF PROTECTION RELAYS The SIA-B Self-powered Protection Relay is a Secondary Distribution Protection prepared ...

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FANOX ELECTRONIC
switchgear protection relay
switchgear protection relay
SIL-A

Trigger voltage: 230, 48, 220, 24 V

SIL-A FEEDER PROTECTION RELAYS Distribution and Transformation Substations. RMUs and SF6 Insulated Switchgears The SIL-A is an advanced and efficient Feeder Protection ...

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FANOX ELECTRONIC
switchgear protection relay
switchgear protection relay
SIA-F

Trigger voltage: 24 V - 230 V

SIA-F SF6 & METAL-CLAD SWITCHGEAR PROTECTION RELAYS Fanox SIA-F is our most competitive and cost-effective solution for overcurrent and earth-fault protection. ...

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FANOX ELECTRONIC
voltage protection relay
voltage protection relay
SICD-98XX series

Intelligent Switchgear Controller is a simplified MV/HV protection relay, product mainly design and development for 3 ~ 35KV indoor switchgear, it is suitable for switchgear cabinet, handcart cabinet, ...

over-voltage protection relay
over-voltage protection relay
PR200

... range. -. Built-in 2-channel relay, free to user set protected trip mode, alarm mode and trig mode. In protection mode, channel 1 relay can use for alarm, channel 2 for trig operation. -. ...

earth-leakage protection relay
earth-leakage protection relay
DER3/1D

Tripping current: 0 A - 30 A

... 1DL is specifically used on LV networks in the TT and TN types of current. It offers a wide range of options in different protections due to the wide adjustment of current dispersion and threshold for a delayed 10-second ...

earth-leakage protection relay
earth-leakage protection relay
ELR-3A

Trigger voltage: 24 V - 230 V

... threshold. Adjustable tripping and delay time. Residual current protection relay with external CT. 2 operation threshold. Adjustable tripping and delay time. Introduction Range ...

earth-leakage protection relay
earth-leakage protection relay
ELR-3B

Trigger voltage: 230 V

... earth-leakage time delay adjustment 0.1, 0.2, 0.3, 0.4, 0.5, 0.75, 1, 5, 10 s Protection AC type protection Type A protection Type B protection Test function Local Remote Output ...

frequency protection relay
frequency protection relay
VFR-100X

... commercial power networks in case of voltage disturbances. Applications - Commercial, industrial and public utility Protection and Functionality - Under & Over Voltage - Frequency - dF/dT (up to 2 stages) - ...

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Orion Italia
over-voltage protection relay
over-voltage protection relay
SMPR-1

... voltage (50) Instantaneous phase overcurrent (50N/50G) Instantaneous ground overcurrent Overload alarm pickup level (51) Inverse time phase overcurrent (51N/51G) Inverse time ground ...

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Orion Italia
current protection relay
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 current ...

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Orion Italia
earth-leakage protection relay
earth-leakage protection relay
AQ-F201

... any application requiring non-directional overcurrent and earth-fault protection. Selection of supportive functions for protection, measurement, monitoring, control and communication ...

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Arcteq Relays Ltd
voltage protection relay
voltage protection relay
RM3C

... pulsanting voltage or current relay Wall mounting Bidirectional direct or pusating voltage or current relay 2 Min. and / or Max. programmable alarms Input voltage 50mV... 200mV Input ...

transformer protection relay
transformer protection relay
PAS2950D series

PAS2950D series digital distribution transformer protection, measurement and control device is applicable to the protection, meausrement and control of power transmission and distribution transformers ...

transformer protection relay
transformer protection relay
PAS2930D series

... transformer protection, measurement and control device is applicable to transformers of 110kV and lower voltage level, and realizes protection of complete-set transformers in line with the principle that ...

current protection relay
current protection relay
PCS-9671

... saturation detection • Phase overcurrent protection (50/51P) • Zero sequence overcurrent protection (50/51G) • Negative sequence overcurrent protection ...

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NR Electric
over-voltage protection relay
over-voltage protection relay
PCS-921

... numerical relay provides protection for circuit breakers, which includes breaker failure protection, pole discrepancy protection, dead zone protection, ...

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NR Electric
voltage protection relay
voltage protection relay
PCS-9611

The PCS-9611 relay is a protection, control and monitoring unit for various applications (such as overhead line, underground cable and transformer etc.) on solidly ground, impedance grounded, Peterson ...

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NR Electric
over-current protection relay
over-current protection relay
SIPROTEC 7SJ series

... 7SJ85 overcurrent protection has been designed specifically for protection of feeders and lines in medium-voltage and high-voltage systems. The SIPROTEC 7SJ86 overcurrent ...

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Siemens Energy automation and smart grid
over-current protection relay
over-current protection relay
P50 Agile P154

... substations and as a backup relay in HV systems. P154 can also be applied for direct refurbishment of substations using older generations of non-communicating overcurrent relays. The ...

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Alstom Grid
current protection relay
current protection relay
EMR series

Eaton’s Motor Relays (EMR3MP0, EMR3000, EMR4000 and EMR5000) provide unparalleled motor protection. These relays are most commonly applied to medium-voltage or larger motors. Users appreciate ...

IEC protection relay
IEC protection relay
REF630

Feeder protection and control REF630 IEC Flexibility and high functionality for feeder protection and control applications REF630 is a comprehensive feeder management relay for protection, ...

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ABB Oy Distribution Automation
voltage protection relay
voltage protection relay
G60

... enables GOOSE messages going beyond the substation, which enables wide area protection and control applications • Robust network security enabling Critical Infrastructure Protection ...

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GE Grid Solutions
over-current protection relay
over-current protection relay
SEL-311L

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

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Schweitzer Engineering Laboratories
over-current protection relay
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 & earth elements ...

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CG Power Systems
thermal protection relay
thermal protection relay
FPC 400

Tripping current: 1,000, 5 mA

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 ...

over-current protection relay
over-current protection relay
NA011

... , the residual overcurrent protection can use the measured (CTs or balanced transformer) or the calculated residual current. STANDARD PROTECTIVE & CONTROL ELEMENTS • Phase overcurrent ...

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THYTRONIC
over-current protection relay
over-current protection relay
SPRECON-E-P D..4 series

... the D4 devices particularly becomes apparent when they are used in simple outgoing feeders as well as for backup protection. The protection functions also contain event and disturbance data for evaluation. ...

phase loss protection relay
phase loss protection relay
TPM5

Tripping current: 5 A

Protection relay against overload, underload, and phase loss. With display. Codes and references - 10002217 TPM5-230 - 10002218 TPM5-400 - 10002451 TPM5/5-230 - 10002452 TPM5/5-400 Specifications - ...

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Toscano Linea Electronica
over-current protection relay
over-current protection relay
ETMFC50

-Digital relay for Epoxy Fault Interrupter(EFI) -51, 50, Sectionalizer Function, Overcurrent Lock Function and Contact Wear Monitor -Programmable SCADA I/O port -Inrush current suppression

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ENTEC ELECTRIC & ELECTRONIC CO.,LTD