phase failure relay using comparator,China phase failure relay using comparator Manufacturers, Suppliers

Card of Single-phase Capacitor RC rail Systems Common rail Electronic Voltage Suppressor

Mar 09, 2012

... the maximum working voltage card rail 1250V power single-phase three-phase 30KW points of the high power of high voltage ... of small size, light weight, reliable performance, convenient installation using appearance, etc.2.Technical ParametersModelNominal CapacityNominal ResistanceCurrentTM-1 TM-2 ... ends of the DC circuit,such as DC contactor, relay coil, solenoid valve coil.It is always happened that ...

Supplier: Dalian Haokang Electronic Technology Co., Ltd.

[China Manufacturers]

3UA Series Thermal Relay

Apr 10, 2012

... with AC 50Hz, rated operation voltage APPLICATIONS3UA series thermal relay is suitable for using in the power system with AC 50Hz, rated ... to protect AC three - phaseasynchronous motor against overload and open - phase. The relays have the rest push - button forbreaking NC contacts ...

Supplier: Jingda Electrical Group Co., Ltd.

[China Manufacturers]

Digital Sigle-phase Current Voltage Meter

Jun 29, 2012

... transmission output Set parameters will not be lost after power failure Can adjust the display brightness of lights Auxiliary power ... Relative humidityElevation0.5 Class0.5 Class0.5 ClassSingle-phase,Three-phase four-wire, three-phase three-wireAC57.7V,AC100V,AC220V,AC380VAC1A,AC ... ,default 2400 bpsSupports 4-way dry contact inputSupports 3-way relay output, capacity AC 250V/5A, DC 30V/5ASupports 3 ...

Supplier: Zhejiang Zhongqiao Electrical Co., Ltd.

[China Manufacturers]

protection motor JR20 series thermal relay 63L adjustable thermal overload relay

Jan 24, 2013

... ABOUT OUR PRODUCTS:JR20 series Thermal Relay:JR20 series thermal relay in suitable for using in power system with AC 50Hz ... It is used as protectioing AC three-phase motor against overload and phase losing,and forming electrom-agnetic with starter ... can passively and automatically get back.MOTION CHARACTERISTIC:THREE-PHASE BALANCE MOTION TIME No.Set current cinlesMotion timeStart conditionTemperature11 ...

Supplier: Yueqing Guoke Electric Co., Ltd.

[China Manufacturers]

YD-851 Microcomputer Generator Backup Relay Protection Device

Apr 08, 2012

... reliable. YD-851 micro-computer based generator backup relay protection device integrates protecting, measuring and controlling, which ... per phaseAC current loop<1VA per phase (In=5A)<0.5VA per phase(In=1A) Overload capacity AC current ... protection3. Complex voltage over-current protection4. Phase-modulation voltage-loss protection5. Filed failure protection6. Over –excitation protection7. Low- ...

Supplier: Chongqing Yueda Electric Equipment Co., Ltd.

[China Manufacturers]

3UA Thermal overload relay

Jan 31, 2013

thermal overload relay/3UA 1.voltage:660v,1000v 2.current from 0.1A to 630A 3.AC three-phase 4.IEC60947-5 ... 3UA Thermal Overload Relays 3UA series thermal overload relay is suitable for using in power ... to 630A. It is used to protect AC three-phase asynchronous motor against overload and open-phaseThe current setting value ... ~500.0, 400.0~630.0 3UA Thermal overload relay

Supplier: Dalian Gui He International Trading Co., Ltd.

[China Manufacturers]

the relay

Feb 17, 2012

... Liushi,Wenzhou the relayJLR2D(LR2D) series thermal relay is suitable for using in the circuit rated voltage up to ... protection of AC motor.2. Motion Characteristic: Three-phase Balance Motion TimeNoTimes of the setting currentMotion timeStart ... 210A2s< Tp≤10s≤63ACold state104s< Tp≤10s>63A3. Phase-losing Motion CharacteristicNoTimes of the setting currentMotion timeStart conditionAmbienttemperatureAny ...

Supplier: Shanghai Jingyi Capacity & Technology Co., Ltd.

[China Manufacturers]

GTH-85 thermal overload relay

Dec 21, 2012

... starter UK series AC contactor. It has functions of phase-losing protection temperature campe, trip indication. It can passively ... back.Characteristics:1. Direct mounting structure: The thermal overload relay is mounted directly on the magnetic contactors without additional ... 40, 85.4. Easy operationCurrent Setting: rotating the knob by using +, - shape screw and set the rated current, manual-auto ...

Supplier: Yueqing Juwei Hardware Accessories Co., Ltd.

[China Manufacturers]

high duty cylce mini MMA IGBT welder-portable for home and industry using

Nov 08, 2012

... 40N60 IGBT transistor4).4pcs D92-02 fast recovery diode2. Single phase,fan-cooled Inverter MMA and TIG welding machine.In this ... cylce mini MMA IGBT welder-portable for home and industry using

Supplier: Shanghai Mealer Welding Equipment Co., Ltd.

[China Manufacturers]

Single Phase Smart Meter

Apr 01, 2013

... Meter 1. DDSD285 Single Phase Smart kWh MeterSpecificationItem Parameter Accuracy (kWh) Class B (EN 50470- ... -25°C ~ +70°CStorage temperature-40°C ~ +85°C Single Phase Smart Meter

Supplier: Holley Metering Ltd.

[China Manufacturers]

Three phase watt hour meter DT862

Jul 11, 2012

... meter DT862 1.stable perfoemance 2.customized component-using 3.class 2.0 Three phase watt hour meter DT862DT862Technical Parameters:Standard: IEC62053 ... ≤ 2W, 5VA current loop: ≤ 1VA(1b)Life cycle: >10years Three phase watt hour meter DT862

Supplier: Ningbo ChiChen International Trading Co., Ltd.

[China Manufacturers]

TUV ROHS Tianshui 213 JZX5/JZG6 range small type control relay

Mar 31, 2013

... 1.Application JZX5 range small type control relay and JZG6 range small type power relay, with small size, light weight, high reliability ... base products, with surge-suppression circuit and the light-driven;Using excellent contact material and reasonable structural design, enhanced contact switching ...

Supplier: Tianshui 213 Electrical Apparatus Co., Ltd.

[China Manufacturers]

72x72mm three phase amp meter and volt meter (JYK-72-3AV)

Mar 31, 2013

... meter Product overview:JYK(PZ1006-2) programmable three phase intelligent assembly meter adopts alternating current sampling techniques, ... measure power in three phase meter, three phase voltmeter, three phase voltage and current meter and three phase current, voltage and ... Relay contact life-span: 1052 times. 9. Transmitter output accuracy: ± (0.8% +3 d)Product functions:Measurement: three phase ...

Supplier: Yueqing Jyins Electric Technology Co., Ltd.

[China Manufacturers]

6000W 127/220VAC 3-phase solar inverter

Jun 30, 2012

... 418 VNormal Grid Frequency50/60Hz(Grid frequency)Phases1 phase 2 wire3 phase 4 wirePower Factor0.95Current THDAt rated power ... AC power which has the same frequency and phase with the grid voltage. The AC power feed ... the other power supply the local loads.1. using the fifth generation lntelligent power module from mitsubishi , ... protection/operation parameters 6000W 127/220VAC 3-phase solar inverter

Supplier: Yueqing Sandi Electric Co., Ltd.

[China Manufacturers]

ST/STC single/3 phase alternator

Mar 31, 2013

... house-hold electric devices in towns. (1)ST single-phase synchronous generators have been awarded the national gold medal in ... are adopted on dimension,these dimension are , these suitable for using in Australia, Europe, America and other countries with the ... excitation system, easy operation and maintenance.The generators are three-phase, four-wire type, adopted star connection with neutral point. ...

Supplier: Fuan Xinkemeng Electrical Machinery Co., Ltd.

[China Manufacturers]

TR-5-N3/3 Thermal Overload Relay

Mar 31, 2013

TR-5-N3/3 Thermal Overload Relay: 1.protective performace 2.CB,CE ISO9001 Certificate 3.competitve price TR-5-N3/3 Thermal Overload Relays TR series thermal relay can be used in the circuits of 50Hz or 60Hz, rated working voltage 600V, rated working currrent 0.15-65A for protecting the phase break when the electric motor is overload.

Supplier: Zhejiang Zhongao Electric Co., Ltd.

[China Manufacturers]

phase control thyristor

Mar 31, 2013

... the research and development;avalanche thyristors;(TL371-250,TL371-320)phase control thyristor;(T212-10,T222-20,T232-20,T242-50 ... bridge module;MDS10A-500A,MDQ10A-500A(800V-2000V)Solid state relay series;(SSR-3,ssr,jgx-1,jgx-3j)Each kind ...

Supplier: Hence Electric Co., Ltd

[China Manufacturers]

STC series Three-phase AC Alternators

Jun 17, 2012

... reserved as emergence power source. Good Price STC series Three-phase AC AlternatorsThree-phaseA.C.synchronouFor lighting .Can be reserved ... pastures as electric power source for lighting purpose and three phase AC power supply, it can also be reserved as ... excitation system, safe and reliable using, easy operation and maintenance. 3)The generators are three-phase, four-wire type, adopting star ...

Supplier: Fujian Yawin Mechanical And Electrical Equipment Imp & Exp. Co., Ltd.

[China Manufacturers]

STC Three-phase A.C synchronous generator

Feb 28, 2013

... standard are adopted on dimension,these dimension are sutitable for using in Australia,EUROPE,America and other coutries with the covers ... FUJIAN CHINATEL: 0086-593-6390958FAX: 0086-593-6302586 STC Three-phase A.C synchronous generator

Supplier: Fujian Sant Electric Machinery Co., Ltd.

[China Manufacturers]

Relay HK4100F

Mar 31, 2013

... Rated Voltage: 5V DC. Relay HK4100F for Arduino IntroductionIn our life ,there are many situations for using the weak current control strong ... current or using relays to switch high voltage, and ...

Supplier: Harbin Alseon Robotics Technology Co., Ltd.

[China Manufacturers]