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Protection Relay
acts as a circuit breaker in the event of a fault.
- Pickering Interfaces Inc.
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Dual-in-Line (DIL / DIP) Reed Relays
Pickering Electronics Series 97 & 98 DIL / DIP Reed Relays feature the highest quality instrumentation grade reed switches making them suitable for the most demanding applications. They are available in two ranges featuring internal mu-metal magnetic screens.
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Protection System Tools
Megger’s comprehensive range of products for relay tests includes high current primary injection, relay phase angle, end to end line protection GPS timers and relay current amplifiers.
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Solid State Relays for AC Power Switching Applications Requiring High-Rel and High Safety
Series KA/LA
Series KA/LA solid-state relays are designed for use in AC power switching applications where safety and reliability are primary concerns. They are ideal for resistive and reactive loads with power factors as low as 0.2. Inverse parallel SCRs are configured for zero-voltage turn on. The relays are available with thermal protection and thermal trip status.MSL 1 Available options include:KA58HF 2Arms, 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; includes thermal protection & thermal trip statusLA00HL 2Arms (7.5Arms with heat sink), 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; LA58HL 2Arms (7.5Arms with heat sink), 250Vrms Load; 3.8-32Vdc bias voltage, 250µA CMOS Control; includes thermal protection & thermal trip status
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Motor Protection Relay
239
The 239 relay is designed to fully protect three phase AC motors against conditions which can cause damage. In addition to motor protection, therelay has features that can protect associated mechanical equipment, give an alarm before damage results from a process malfunction, diagnose problemsafter a fault and allow verification of correct relay operation during routine maintenance.
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Protection Relay Testing
ARTES
Compact, powerful relay test systems for carrying out highly complex tests with ease and precision. The test systems of the ARTES product line are used to carry out functional tests on all types of protection devices, including DT/IDMT relays, distance protection relays and differential protection relays, to ensure that they function correctly. More than 20 years of experience in developing and manufacturing automatic relay test systems have gone into creating the fourth generation of ARTES test instruments.
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Current Booster
PHPC01
PHPC01 current booster is an accessory which can work together with protection relay test kit to test transformer protection relay testing. It is specifically designed to supply high compliance voltage even at small current range.
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HardFiber System
IEC 61850
The HardFiber System is a KEMA tested IEC 61850 Process Bus Solution that allows the mapping of measurements made in the switchyard to protection relays located in the control house using secure communications. The HardFiber System addresses the key technical and logistic challenges affecting the labor required for substation design, construction and maintenance.
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Power Utility Industry
Major product types include:*Auxiliary and Tripping Relays*Test Blocks*Arc Flash Protection*Utility Grade Protection and Control Relays*Industrial Controls and Pilot Lamps*On Board Railway Relays, CB’s and Panel Meters
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Protection Relays
ROCON designs and manufactures large variety of world-class intelligent electronic devices (IEDs) for relay protection and automation. They are applicable for all kind of utilities in industry - for all power system facilities (in production, distribution and transmission of energy to the end user) for transport companies, for factory substations etc.
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Solid State Relays with Low ON Resistance
Series CD
The CD series Solid-state Relay utilizes the latest technology to provide a low ON resistance. The control circuit is buffered to enable the relay to be driven directly from standard CMOS or open collector TTL logic circuits. Available options include short circuit protection and current overload protection or a status output line.MSL 1CD relays are controlled by 3.8-6VdcC = Through-hole mount SC = Surface mountAvailable options include:CD00CF 2A, 60Vdc LoadSCD00CF 2A, 60Vdc LoadCD01CF 2A, 60Vdc Load; control statusSCD01CF 2A, 60Vdc Load; control statusCD20CD 1A, 60Vdc Load; short-circuit protectionSCD20CD 1A, 60Vdc Load; short circuit protectionCD21CD 1A, 60Vdc Load; short-circuit protection & control statusSCD21CD 1A, 60Vdc Load; short circuit protection & control status
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Primary Test Equipment
LET-400-RD
It allows to perform with sufficient power, all the primary current injections to test the proper function and wiring of all the elements that compose the protection and measuring section in a substation.The regulation system is based on a continuously variable autotransformer (Variac) that supplies to a power transformer that delivers the high current outputs and isolate the main supply from the load. A built-in ammeter and a timer gives the information about the current value and the operation time of the relay or breaker under test.
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Travelling Wave Fault Location Test Kit
PH Series
PH series travelling waveform fault locating relay/equipment test set is a new device to meet the needs of testing and verification for travelling wave fault location equipment and protection relay with TWFL function.
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Universal Transmitter
Ut4623
Programmable via detachable Programming Unit (UT4624), process calibration, signal and relay simulation, password protection, errordiagnostics and selection of help text
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Protection Relay Testing
Haomai Electric Power Automation Co.,Ltd.
1)Embedded industrial PC with 9.7" TFT LCD screen 2)Both online and offline test available 3)Can test both universal and IEC 61850 protection relay 4)6-phase current + 6-phase voltage output 5)Provide various type of messages which conforms to IEC 61850-9-1/9-2,GOOSE, IEC 60044-7/8 FT3 6)Able to test MU and optical digital signal 7)Built-in GPS module
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Primary Current Injection Sets
Protective devices such as relays, overload Coils, Circuit breakers and CTS etc. must be checked regularly to ensure that they are always ready to operate correctly, Routine current injection testing will quickly detect faulty or incorrectly adjusted protection circuits / devices & will be possible to prevent serious damage to the system. Primary injection kit is designed to operate on single phase 230/240 volts AC 50 HZ to develop smooth & continuous test current as for loading, calibrating, and testing of CTS, Bimetal Relays, Protection Relays etc. The test set gives high current output at low cost and with inherent safety. The primary current injection testing checks all parts of the protection system by injecting current down the cable / bus bars. The application of the primary current injection sets is to ascertain the current carrying capacity of any Conductor, insulator, connector or calibration of CTS / Bi-metallic relays etc.
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Power Calibrator And Protection Relay Test Set
CP11B
Calmet Smart Calibration Devices
Single phase, class 0.02 and 0.05 power quality calibrator up to 120A and 560VAC with programmable power quality parameters. It makes possible to make automatic test of electricity meters, measurement transducers, current transformers and protection relays.
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Portable Multi Phase protection relay test set with GPS
TEST-630
Beijing GFUVE Electronics Co.,Ltd.
Test-630 multi Phase Universal protection relay test set have 6U6I output, it is a universal protection relay tester with eight pairs of binary input and four pairs of binary output
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General Purpose Relays
Our high-quality general purpose relays are applied mainly in industrial and power automation systems, in signaling and protection systems, and in other control and electric drive systems. They are also suitable for more common controlling applications like building automation or HVAC systems.
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Microcomputer Six-phase Relay Test Set
Weshine Electric Manufacturing Co., Ltd
It is a new miniaturized microcomputer relay protection tester realized by extensively listening to users' opinions, summarizing the advantages and disadvantages of similar domestic products, and fully using modern advanced microelectronic technology and devices. It adopts the advanced structure of stand-alone operation, and can also be connected to a notebook computer.
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Current Differential Relay
SEL-587
Schweitzer Engineering Laboratories, Inc.
The SEL-587 Current Differential/Overcurrent Relay provides protection for any two-input apparatus, such as transformers, motors, generators, and reactors. Apply it for differential and overcurrent protection and use event reports for quick post-event analysis.
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4 Discrete/Switch I/O Channels (±100 V, 3 A/Ch.)
DT3
The DT3 module (the enhanced version) feature 4 independent, high current, isolated, programmable channels that can be used for input voltage measurements (±100 V), or as a bi-directional current switch (up to 3 A per channel). When programmed as a switch with the switch closed, both the current through the switch and the voltage across the switch can be monitored. These modules include diode clamping on each channel. Clamping is useful for inductive loads, such as relays and short circuit protection.
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General Performance Absolute Pressure Switches
These absolute vacuum / pressure switches offer fast, accurate, and reliable protection for vacuum equipment and processes. Designed for applications where a DC signal output is not required, these pressure switches provide relay outputs that are readily interfaced with alarms, valve actuators, computers, process controllers, or other protection devices.
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Protection Relays Testers
Calmet Smart Calibration Devices
A protective relay test includes the review of protective devices in a system. Protective devices and periodic reviews are very important above all for the safe operation of power supply networks. The protective relay test refers to the protective relay.
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Epoxy Resin Silicon Rubber Outdoor Voltage Transformer
JDZW-10RG
Beijing GFUVE Electronics Co.,Ltd.
Outdoor voltage transformer of the type JDZW-10 is single phase and epoxy resin silicon rubber insulated product, it's used for metering electric energy, voltage control and relay protection in 50/60HZ rated voltage less than 12kV electric system. It can be used for medial voltage AIS, or can be used for medial voltage switchgears. They can operate in all kinds of environments (such as wide range temperature (-50~70℃), high altitude, high humidity, high pollution or salt). This model JDZW-10 outdoor voltage transformer is also as voltage source to supply 220V voltage.
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Automatic Relay Tester
DYR-II
Model ‘DYR-II’ is an ideal, newly developed multifunction relay tester adopting monolithic computer technology. It is composed of auto synchronized digital millisecond timer, logic controlling unit, multifunction digital display, high precision digit collection and processing unit, current-voltage output unit, overload and over range protection unit. Test process is automatic for improved efficiency. The tester has a built in printer for printing the results.
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ABex Current Sense Module for Six Channel UUT Supply Monitoring
ABex TM-406 Current Sense
The ABex TM-406 is a six-channel shunt current measurement extension. It’s designed to work in combination with the Konrad ABex TM-501 and PXI-501.Each of the six shunt current measurement units have a passive measurement shunt, an overcurrent protection, a sense bridge relay and the possibility to route the quiescence current to an ABex measurement device TM-501 with PXI-501.In addition, the ABex TM-406 features 8 isolated digital outputs (IDOs), and 12 measurement inputs, which can be routed to the analog bus.
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NI-9478 , 50 V, 16-Channel (Sinking Output), 50 µs C Series Digital Module
779940-02
50 V, 16-Channel (Sinking Output), 50 µs C Series Digital Module - The NI‑9478 works with industrial logic levels and signals to connect directly to a wide array of industrial relays, solenoids, and motors. The NI‑9478 features programmable current limits, which provide … customizable system protection that is ideal for solenoid and valve control applications. Each channel is compatible with signals from 5 V to 50 V and features isolation from channel‑to‑earth ground.
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Environmental Chamber
REXMED REC-200
MOD. REC-200, AC 230/380/415V, 1/3 phase, Environmental chamber, HS CODE: 841989, UNCCS CODE: 484384, UMDNS CODE: 16327, Main construction: SS304, Interior: SS304, Exterior: SS304 powder coated, Insulation: Rigid polyurethane foam and glass wool, Controller: Fix point PID controller, temperature ˚C/PV and ˚C/SV, humidity %/PV and %/SV display and setting, Temperature range: -20˚C~100˚C, Humidity range: 20%RH~98%RH, Constancy: ±0.3˚C ±2.5%RH, Uniformity: ±1˚C ±3%RH, Temperature and humidity sensor: PT 100Ω, Temperature and humidity audio and visual warning and OFFS correction setting, Temperature heater: 1.5KW X 2pcs, Humidity heater: 2.5KW X 1pc, Heat up transition time: -20˚C~100˚C within 35 min, Refrigeration system: Air cooled, single stage, Cooling compressor: Bristol hermetic compressor, Cooling capacity: 1,892 Watts, 6,455 BTU/hr, 1,630 Kcal/hr, Cool down transition time: 20˚C~-20˚C within 45 min, Safety devices: No fuse breaker, refrigerator over load relay, refrigeration high pressure switch, over temperature protector, protection relay, protection fuse, water level control and overheat protector, Chamber: L50 X W60 X H75cm, Capacity: 225L, chamber with key lock, with lamp (DC 12V 50W) X 1pcs and double glass viewing window, testing cable port with cover: Ø25mm, 4 castors, W/S: shelf X 2pcs, standard testing wet cloth X 5pcs, PCV water container X 1pc
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PXI Relay Driver Module
The PXI Relay Driver Module controls up to 64 external relays with up to 50 VDC or 600 mA per channel drive capacity when using an external power supply. Modules can drive small DC motors or other inductive relay coils, and they include overcurrent, overvoltage, and flyback protection to ensure long operation. The PXI Relay Driver Module allows you to build custom switch configurations while using the standard IVIcompliant NISWITCH driver software.
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Advanced Line Protection System
ALPS
ALPS is a multi-function digital protective relay system intended toprovide distance protection for HV or EHV transmission lines. It maybe applied on or adjacent to series compensated lines. It is availablefor single or three phase tripping applications. Typical operatingtimes are to 1 cycle.
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Solid State Relays for Switching Heavy Loads with Physically Small 6-pin DIP Package
Part No. ZD24CC
Series ZD24CC solid-state relays use an advanced design capable of switching heavy loads in a physically small 6-pin DIP package These relays have a power FET output that ensures low ON resistance and low leakage current. Optical isolation ensures complete protection of signal lines, power and ground bus and control circuits from switching noise and EMI.MSL 6Available options include:ZD24CC 0.5A, 80Vdc Load; 8-20mAdc Control; through hole mountedSZD24CC 0.5A, 80Vdc Load; 8-20mAdc Control; surface mounted