Product Details

II. Frequency Generation and Frequency Conversion of Six-Phase Microcomputer Relay Protection Test Set:
●Three-phase AC voltage output frequency is variable
●Frequency range: 45.00~55.00Hz
●Resolution: 0.01 Hz
●Frequency change rate: 0.50Hz~9.90 Hz/S
●Auxiliary AC current output range       Max Power 0~30A              500VA (can perform differential tests)
●Auxiliary DC voltage output range      Max Power 0~250V            150W (can provide relay working power supply)
●Auxiliary DC current output range      Max Power 0~10A              750W (can provide DC magnetizing test 0~250A             150VA (can provide relay AC working power supply)
●＜3% low ripple DC current output range      Max Power 0~1.0A              30W (can perform low current signal relay tests)
●＜3% low ripple DC current output range      Max Power 0~220V             200W (can perform precision DC voltage relay tests)
Independent millisecond meter
●Measurement range: 0~999999ms, automatically clears and restarts after full scale.
●Resolution: 1 ms
●Accuracy: ±1 ms
●Can be used independently as a contact on/off indicator

Provides audible and visual indication, synchronous output contacts combined with auxiliary DC voltage output can conveniently perform reclosing relay tests.

III. Features: 
●Microprocessor control.
●Voltage and current phase angle can be shifted arbitrarily from 0~360°.
●Tests all single-phase relays and transmitters.
●Unique dual-channel high-capacity current output.
●Unique three-channel DC voltage output.
●Unique variable frequency voltage source.
●Unique low ripple DC voltage and DC current output.
●Independent millisecond timer.
●Fully isolated output for safe use.
●Integrated design combining voltage, current, and meters for convenience.

Includes three independent adjustable sources:
●Main power source can generate AC current, AC voltage, and DC voltage.
●Auxiliary AC voltage source can generate AC voltage with independently adjustable phase angle.
Auxiliary DC voltage source can generate DC voltage for relay working power.
●All outputs are adjustable, with LED display of voltage, current, and time values

Note: The above information and technical parameters are compiled and published by Yangzhou Dari Electric Co., Ltd.