phase sequence voltage relay,China phase sequence voltage relay Manufacturers, Suppliers

Power Supply(full-automatic compensation high power voltage regulator,power voltage stabilizer,stabilizer,DBW,SBW stabilizer)

Mar 31, 2013

... : protection against over voltage , over current , phase failure and machine fault, as well as phase sequence protection (single-phase and three-phase 150KVA below has no ... phase failure and is provided with phase sequence protection).h. Voltage stabilization, convenient ...

Supplier: Tengen Electric Holding Co., Ltd.

[China Manufacturers]

DTS395-3HDA Three-phase Four-wire Prepaid Energy Meter

Dec 28, 2012

... consumption, long life, multi-functionPrepaymentLarge-Capacity Relay Fault-tolerant designLack of phase and reversal of phase instructionMeasuring of each phaseElectrostatic preventionLED display Optional ... / 380VVoltage Circuit Consumption: Common type≤0.6W/phase; RS485 interface type≤0.8W/phaseOperating Voltage Range: 154VAC ~ 265VAC (endurable for 4 hours ...

Supplier: Wuhan San Fran Electronics Co., Ltd.

[China Manufacturers]

DZ603-12Three-Phase Energy Meters Test Bench

Sep 01, 2012

... - Simultaneously full-automatic current/voltage measuring range switching8- Output voltage and current adopts soft- stop9 ... measurement13- Waveform display14- Support reverse phase-sequence output15- Programmable voltage/ current/ frequency and phase angle16- Support bar code input ... stability:<0.05%Output voltage and current distortion:<0.5%Output power: voltage: 280VA/phase current: 450VA/phase10 ...

Supplier: SMS Electric Co., Ltd. Zhengzhou

[China Manufacturers]

Digital Phase Indicator

Mar 31, 2013

... check the presence of open phase and also the phase sequence by LED and buzzer at the same time Phase indicator designed to check ... open phase and also the phase sequence by LED and buzzer at the same time.Specifications:1) Operating voltage: 200 - 600V AC three phase 2 ... . at 600V AC 4) Operating frequency: 20Hz - 400Hz 5) Withstand voltage: 4000V for one minute 6) Dimentsions: 99(L) x 59 ...

Supplier: Hangzhou Huayi Electronics Industry Co., Ltd.

[China Manufacturers]

SBW Full automatic compensation voltage stabilizer

Nov 11, 2012

... dataPhase NO. : Three-phase four wire systemInput voltage : Phase voltage 220V±20% (176-264V)Line voltage :380V±20% (304V-456V)Output voltage : Phase voltage 220V±2-5% adjustable ... : ≥2mWaveform distortion : Non additional waveform distortionProtection function : Over-voltage, over current, phase shortage, phase-sequence and mechanical failure.Over-load capacity : 1 min. at ...

Supplier: Zhejiang Xiaogen Elec. Equipment Co., Ltd.

[China Manufacturers]

1ton single phase Electric Chain Hoist

Jul 21, 2012

... leakage and guarantees the safe use while raining.5. Inverse phase sequence protecting device: It is the special electrical installation which controls ... .0φ7.1φ11.2Net Weight(Kg)547414415086148159168102184 1ton single phase Electric Chain Hoist

Supplier: More-Safe Enterprises

[China Manufacturers]

CHZ7-11 Outdoor vacuum circuit breaker recloser high voltage switch sf6 11kv24kv 33kv

Nov 04, 2012

... 12/24/40.5 outdoor three-phase high voltage autorecloser is a 12/24/36kV rated voltage and 50Hz outdoor distribution device, ... /362Rated insulation level1 minute P.F withstand voltageDry95Wet85Lightning impulse voltage(peek value)1.2/50μs1853Rated currentA1250/1600/20004Rated ... /605Rated short-circuit breaking currentkA20/25/31.56Rated operating sequence O-0.3s-CO-180s-C7Breaking times of rated ...

Supplier: Linhai Yufly Commercial Co., Ltd.

[China Manufacturers]

Thermal overload Relay

Jun 25, 2012

1.rated voltage:690V 2.rated current:23 up ... for motors in the event of overload or phase failure. Starter combinations are setup together with ... thermal overload relay (hereinafter referred to as contactor) is mainly used in AC 50/60Hz, voltage up to ... electric motor to protect from overload and phase-failure.Thermal relay with phase-failure protection, temperature compensation, action instructions, ...

Supplier: Wenzhou Ausin Electric Co., Ltd.

[China Manufacturers]

High voltage electric soft starter

Sep 17, 2012

... which can reach the target of multiple over-voltage absorption and protection. This device can multiply limiting ... circuit, over-current, current limiting, over-voltage, under-voltage, overload, open-phase, three phases current unbalance, overheat, communication ... in the condition with the completely same input phase sequence and output phase sequenceProtection gradeIP20 (Natural cooling), IP30 (Wind ...

Supplier: Worldwide Electric Stock Co., Ltd.

[China Manufacturers]

ETCR1000C Phase Rotation Indicator --- ISO,CE,OEM services available

Feb 20, 2013

... Display[Positive Phase Sequence]The four phase-sequence lamps blink in order (clockwise).[Negative Phase Sequence]The four phase-sequence lamps blink in order (counterclockwise).[Line-voltage Indication]L1 ... \L2\L3 lamp light up.[Default Phase]L1/L2 ...

Supplier: Guangzhou ETCR Electronic Technology Co., Ltd.

[China Manufacturers]

Three phase electric kwh meter

Apr 02, 2013

... accuracy basically cant be affected by the temperature, high voltage, and high harmonics. After a piece of meter ... and alarm function of voltage loss and phase failure.· Inspection and alarm function of reverse phase sequence connection· Inspection and alarm ... function of no current.· Inspection and alarm function of current anti-polarizing each phase· ...

Supplier: Cixi Eden Electric Power Meter Co., Ltd.

[China Manufacturers]

three phase watt hour Meter ADL3000E/C

Dec 17, 2012

... , -kWh, -kvarh- Network: 3P3W, 3P4W- Frequency: 45 ~ 65Hz- Voltage: AC 3x120/220V, 3x230/400V (programmable); overload: 480V (continuous); 800V ... : AC/DC 85 ~ 270V; Consumption < 4VA- Test voltage: 2kVAC/min (voltage input / power; between current inputs); 1.5kVAC/min (outputs ... - Alarm output(/J): LED alarms of error of phase sequence and of loosing voltage- Pulse output (/P): 2 pulse outputs (open- ...

Supplier: Shanghai Acrel Ltd.

[China Manufacturers]

Medium Voltage Vacuum Circuit Breaker

Feb 03, 2013

... operates under the condition of rated 12/17.5KV three phase AC voltage and 50/60Hz frequency 5) It can control and ... a perfect product for frequent operating condition Specifications: 1) Rated voltage: 12/17.5kV 2) Rated current: 630, 1250, 1600, 2000 ... ) Mechanical life: 30,000, 20,000, 10,000 times Medium Voltage Vacuum Circuit Breaker

Supplier: Shanghai Electric International Economic & Trading Co., Ltd.

[China Manufacturers]

Three phase energy saver

Apr 02, 2012

... safe. Environment friendly Improves power factor of appliances Stabi Three phase energy saver, power saver, electric power saver, power saver ... for industry, commercial area or the place with three phase cable Voltage: 90V-400V AC Frequency: 50/60Hz Useful Load: ... friendly 3. Improves power factor of appliances 4. Stabilizes voltage 5. Eliminates overheating of wiring and appliances 6. Harmonizes ...

Supplier: Shenzhen Ubridge Technology Limited

[China Manufacturers]

TZH Series Motor THREE-PHASE COMPOUND EXCITATION A.C.SYNCHRONOUS GENERATOR

Mar 31, 2013

... safely used on computers.5.The deviation of the 3-phase line voltage will be less than3% when the generators undertake unbalanced ...

Supplier: Fuan Xinkemeng Electrical Machinery Co., Ltd.

[China Manufacturers]

YL series single phase electric motor

Jun 29, 2012

... Output Power: 1.1 Protect Feature: Totally Enclosed Phase: Single-phase AC Voltage: 115/120 V Shengzhou Yongsheng motor CO.,Ltd ... Squirrel cage-induction motors... Type: Asynchronous MotorYL Series single phase motor is totally enclosed and fan-cooled, squirrel cage, ... machines, etc.Protection type: IP44Insulation class BRated voltage: 220VRated frequency: 50 Hz YL series single phase electric motor

Supplier: Zhejiang Yongsheng Building Material Co., Ltd.

[China Manufacturers]

AVR AC Voltage Regulator

Feb 19, 2012

... -250VSingle phase output voltage:0.5kVA~3kVA 220V and 110V 5kVA~50kVA 220V or 110VTherr phase input voltage:Phase voltage :160V~250V;Wire voltage 277V~430VTherr phase output voltage:Phase ... 220V;Wrie voltage 380VAccuracy of vlotage stabilization:220V ...

Supplier: Shanghai Hongbao Enterprise Development Co., Ltd.

[China Manufacturers]

2-phase Hybrid Stepper/stepper Motor Driver/drive (DMD403A)

Jul 17, 2012

* 2-phase * Supply voltage to +40VDC, current to 3.5A * Microstep ... 4/6/8 leads motor High performance, low costSupply voltage to +40VDC, current to 3.5AInaudible 20khz chopping frequencyTTL ... 4,6,or 8 leads motorsOver-current, over-voltage and short-circuit protectionCompact size Tj=25 Min.StandardMax ... -200KHzResistance500--MΩWeight-0.35-Kg 2-phase Hybrid Stepper/stepper Motor Driver/drive (DMD403A)

Supplier: Leetro Automation Co., Ltd.

[China Manufacturers]

Three phase portable energy meter test instrument

Feb 14, 2013

... accuracy below 0.2. The equipment can generate 3-phase voltage , 3- phase current and any power factor signal ,the standard meter ... sine wave composing technology. The signal generator can trace voltage phase and supply a dummy load to the tested meter by ... outputting adjustable current with different phase.3. High efficiency D-Class current amplifier and voltage amplifier.The equipment adopts PWM ...

Supplier: Shanghai Fengyilong Electronic Co., Ltd.

[China Manufacturers]

AC synchronous generator head three phase

Oct 28, 2012

MSC 3 phase series A.C. synchronous generators Voltageaa:400V/230V Power factor(cosaa): 0.8 Power:3-20KW Rotation(rpm): 3000 MSC 3 phase series A.C. synchronous generatorsPhase:three Voltage:400V/230VPower factor(cosφ):0.8 Rotation(rpm):3000Frequency(Hz):50 Rating: ContinuousInsulation class:B AC synchronous generator head three phase

Supplier: Shanghai Domiya Power Equipment Co., Ltd.

[China Manufacturers]