phase sequence protection

Place of Origin:Zhejiang, China

Brand Name:SUCHEN

Model Number:DV2-08

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Function of second relay (...

Place of Origin:Zhejiang, China

Brand Name:SUCHEN

Model Number:DV5-08

... - phase failure ♦ Adjustable function, MEMORY ♦ Function of second relay (independent/paralled) ♦ Adjustable delay for short peaks for each level independently ♦ ...

Place of Origin:Zhejiang, China

Brand Name:REHE

Model Number:DV5-09

... - phase failure ♦ Adjustable function, MEMORY ♦ Function of second relay (independent/paralled) ♦ Adjustable delay for short peaks for each level independently ♦ ...

Place of Origin:Zhejiang, China

Brand Name:SUCHEN

Model Number:DV2-08

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Function of second relay (...

Place of Origin:Zhejiang, China

Brand Name:SUCHEN

Model Number:DV3-02

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W) - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Function of second relay (...

Place of Origin:Zhejiang, China

Brand Name:Customized

Model Number:DV3-02

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W) - phase asymmetry (can be switched off) - phase sequence - phase failure ♦ Function of second relay (...

Place of Origin:Zhejiang, China

Brand Name:REHE

Model Number:DV5-06

... - phase failure ♦ Adjustable function, MEMORY ♦ Function of second relay (independent/paralled) ♦ Adjustable delay for short peaks for each level independently ♦ ...

Place of Origin:Zhejiang, China

Brand Name:Customized

Model Number:DV1-04

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry - phase sequence - phase failure ♦ A400: for circuit 3×400V (without neutral). ♦ ...

Place of Origin:Zhejiang, China

Brand Name:Customized

Model Number:DV1-03

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry - phase sequence - phase failure ♦ A400: for circuit 3×400V (without neutral). ♦ ...

Place of Origin:Zhejiang, China

Brand Name:sc

Model Number:DV1-06

Technical parameters ♦ Monitoring of 3-phase mains: - voltage in 2 levels (undervoltage and overvoltage) in range 120-277V (3P+N) or 208-480V (3P3W). - phase asymmetry - phase sequence - phase failure ♦ A400: for circuit 3×400V (without neutral). ♦ ...

Brand Name:GINRI

Model Number:SVR1000/D12

Place of Origin:CHINA

...Phase Home Voltage Protector Automatic With Power - On Delay High-precision : The use of powerful microprocessors, especially AC sampling technology, voltage measurement accuracy of ± 0.5%, can display three-phase power line voltage value, the equivalent of three-phase voltage meter function. Full-featured : Three-phase voltage display, over-voltage protection, under-voltage protection, phase loss protection (phase

Brand Name:GINRI

Model Number:SVR1000/D12

Place of Origin:CHINA

...Phase Home Voltage Protector Automatic With Power - On Delay High-precision : The use of powerful microprocessors, especially AC sampling technology, voltage measurement accuracy of ± 0.5%, can display three-phase power line voltage value, the equivalent of three-phase voltage meter function. Full-featured : Three-phase voltage display, over-voltage protection, under-voltage protection, phase loss protection (phase

Place of Origin:Wuhan Hubei China

Brand Name:Huaying

Model Number:Huaying Series

... unit in relay protection system. At the same time HYJB-PC could be considered as a universal three phase AC/DC voltage source or current source. Hot Selling Pratical Three phase Relay Protection Tester/Test Kit Features: The standard output of 4 phases of

Brand Name:JUYI

Model Number:JYQD-V7.3E2

Place of Origin:China Mainland

...Phases 12V 24V 36V Hall Sensor Good Quality Motor Driver bldc Motor Controller with Technical Support JYQD-V7.3E2 Application Instructions 1.Confirm the voltage and power parameters of the motor, which should not exceed the range specified for this drive board. 2. It is applicable to 120 - degree Hall - equipped DC brushless motors. Note that the winding sequences...

Brand Name:GDZX

Model Number:ZX-803

Place of Origin:Hubei, China

..., impedance, differential, low cycle, synchronous, frequency, DC, intermediate, time, etc.) and microcomputer protection, and can simulate various complex transient and conversion faults for the whole group test. Features 1. Flexible combination of

Place of Origin:China

Brand Name:Sansion

... microcomputer relay protection tester that fully utilizes modern advanced microelectronics technology and devices. It adopts an advanced structure that operates independently on a single machine and can also be ...

Brand Name:RISESUN

Model Number:DTZ217

Place of Origin:China. Zhejiang

... reactive energy, and is with TOU function. It has the anti-tamper function, it will alarm in time of detected tamper events, such as current reversal, voltage phase sequence reverse, meter cover open and terminal cover open,

Brand Name:RISESUN

Model Number:DTZ217

Place of Origin:China. Zhejiang

...Phase Four Wire Multifunction Electronic active Energy Meter General Introduction DTZ217 Three Phase Four Wire Mulifunction Electronic active Energy Meter can measure the import and the export active energy, the inductive and the capacitive reactive energy, and is with TOU function. It has the anti-tamper function, it will alarm in time of detected tamper events, such as current reversal, voltage phase sequence...