Intelligent instrument calibrator for PT CT error and impedance admittance test.It meets the requirements of jjg313-94 current transformer verification regulation and jjg314-94 voltage transformer verification regulation.
Product nickname:transformer calibrator、Transformer current calibration instrument、Automatic transformer calibrator、Automatic current transformer calibrator、Automatic voltage transformer tester、Current transformer field calibrator、Voltage transformer field calibrator
Use environment:
1. Temperature: 5 ℃ -- 40 ℃ relative humidity: <80% (25 ℃) altitude: <2500m
Power frequency: 50Hz ± 0.5Hz power voltage: 220V ± 5V
2. Measurement range:
In phase component (%): 0.0001 ~ 200.0 resolution: 0.0001
Orthogonal component (min): 0.001-700.0 resolution: 0.001
Impedance (Ω): 0.0001 ~ 20.0 resolution: 0.0001
Mobility (MS): 0.0001 ~ 20.0 resolution: 0.0001
3. Basic error:
In phase component: Δ x = ± (x × 2% + y × 2%) ± DX (with level 1 option)
Orthogonal component: Δ y = ± (x × 2% + y × 2% × 34.48) (Level 1 optional)
"X", "Y" - display value of the instrument
"DX, Dy" - quantization error of instrument Dx = 2, Dy = 5
4. Dial indicator: level 1.5 (optional level 1)
Scope of work:
1. Current: (1% - 149%) in (in = 5a)
(5%-149%)In(In =1A)
2. Voltage: (5% - 149%) UN (UN = 100V, 150V, 100V / √ 3)
(5%-149%)Un(Un =100V/3)
Workload:
1. Current: TO to TX < 0.12Ω cos Φ = 1
2. Voltage: A to X < 0.25va (100V)
5. Power consumption: < 15va (without micro printer)
< 25VA (with micro printer)
6. Harmonic suppression ratio: > 40dB
7. Boundary dimension: 260 × 350 × 150 mm
8. Weight: 6kg