single phase meter test bench

详情

Detailed Product Description DDJ-E2 Testing Bench for Single Phase Energy Meter 1) Accuracy level: DDJ-E2 level 0.*5, DDJ-E2 level 0.1 2) Output voltage: **0V a) Regulating scope: ****0% consecutively adjustable b) Regulating fineness: better than 0.*1% c) Special voltage range can be setup according to users' orders 3) Current range: 0.1A, 0.*5A, 0.5A, 1A, 2.5A, 5A, *0A, *0A, *0A, **0A a) Regulating scope: ****0% consecutively adjustable b) Regulating fineness: better than 0.*1% 4) Output power: a) Voltage loop: DDJ**4E2 **0VA b) Current loop: DDJ**4E2 **0VA 5) Stability of output voltage, current and power: a) ≤0.*2%/**0S: PF=1 (level 0.*5 type) b) ≤0.*5%/**0S: PF=1 (level 0.1 type) 6) Wave distortion of output voltage and current: ≤0.5% 7) Symmetry of three phase: better than **0 + 0.3 8) Frequency range: *5 - *5Hz, regulating fineness 0.1Hz 9) Phase shifting range: ***0.0 ~ **0.0, regulating fineness: 0.1 *0) Standard crystal oscillator stability: ≤***7/s *1) Indicating instruments class: a) Voltmeter and ammeter accuracy: level *0.5% b) Phase meter accuracy: *1 c) Cymometer accuracy: *0.1Hz *2) Maximum meters for test: *4 *3) Power supply: 3 x **0**0%~*0Hz *4) Maximum power consumption: DDJ**4E2 1, **0VA *5) Working environment: a) Temperature: *0*5°C b) Relative humidity: ≤*5% *6) Dimensions and weight (DDJ**4E2): 2, **0 x **0 x 1, **0mm, **0kg