SYJBC-660 Three phase Relay Protection Tester Introduction: SYJBC-660 three-phase relay protection tester can perform AC test, DC test, low cycle synchronization, time measurement, power impedance, differential test, superimposed harmonic, whole group test, impedance ladder, zero sequence protection, system setting and other test items on a single machine. Technical parameters: AC current output Output accuracy: 0.2 level Phase current output (effective value): 0～40A Triple current output (effective value): 0～120A Long term allowable operating value (effective value) of phase current: 10A Maximum output power of phase current: 420VA Maximum output power at maximum output of triple current: 900VA Allowable working time at maximum output of triple current: 10s Frequency range (fundamental wave): 20～1000Hz Harmonic frequency: 1-20 times DC current output of three-phase relay protection tester Output accuracy: 0.2 level Current output: 0~± 10A per phase, 0~± 30A per triple junction Maximum output load voltage: 20V AC voltage output Output accuracy: 0.2 level Phase voltage output (effective value): 0～120V Line voltage output (effective value): 0～240V Phase voltage/line voltage output power: 80VA / 100VA Frequency range (fundamental wave): 20～1000Hz Harmonic frequency: 1-20 times DC voltage output: Output accuracy: 0.2 level Phase voltage output amplitude: 0～±160V Line voltage output amplitude: 0～±320V Phase voltage/line voltage output power: 70VA / 140VA Switch input: 7-way idle contact: 1～20mA，24V Potential contact connection: “0”：0～ +6V； “1”：+11 V～ +250V Switching output: 2 pairs of DC: 220V/0.2A; AC：220V／0.5A
Introduction: SYJBC-660 three-phase relay protection tester can perform AC test, DC test, low cycle synchronization, time measurement, power impedance, differential test, superimposed harmonic, whole group test, impedance ladder, zero sequence protection, system setting and other test items on a single machine.
