| 加工定制:是 | 类型:安全参数测试仪 | 品牌:华清 |
| 型号:MPI-502 | 测量范围:详见资料 | 精确度:MPI-502 |
| 仪表尺寸:详见资料mm | 适用范围:MPI-502 | 仪表重量:详见资料kg |
| 工作电源:MPI-502V | 规格:详见资料 |
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清Short circuit loop parameters measurements:
measurements of short circuit loop impedance in networks with rated voltage: 220/380 V, 230 V/400 V, 240/415 V and frequency 45...65 Hz,
measurements of short circuit loop impedance with current 15 mA without tripping the circuit breaker.
Testing the RCD breakers of AC, A types:
Short circuit loop impedance measurement ZL-PE, ZL-N, ZL-L
Measurment using 7,6/13,3 A current – Measurement range according to
IEC 61557: 0,13...1999 Ω
(for 1,2 m lead) and 0,19...1999 Ω (for WS-01 and WS-04).
| Display range | Resolution | Accuracy |
| 0,00...19,99 Ω | 0,01 Ω | ±(5% m.v. + 3 dgt) |
| 20,0...199,9 Ω | 0,1 Ω | |
| 200...1999 Ω | 1 Ω |
Nominal work voltage: UnL-N/ UnL-L: 220/380 V, 230/400 V, 240/415 V,
Voltage operating range: 100…264 V (for ZL-PE i ZL-N) and 100…440 V (for ZL-L),
Nominal network frequency fn: 50 Hz, 60 Hz,
Max. test current: 23 A (230 V), 44 A (440 V),
PE terminal connection corectores check with the help of touch electrode
Readings of fault loop impedance R and fault loop reactance XL
| Display range | Resolution | Accuracy |
| 0,00...19,99 Ω | 0,01 Ω | ±(5% m.v. + 5 digits) of ZS value |
| 20,0...199,9 Ω | 0,1 Ω |
calculated and displayed for ZS<200 Ω.
Short circuit loop impedance ZL-PE in mode RCD – without RCD tripping
Measurement using <15 mA,current measurement range in accordance with IEC 61557: 0,51...1999,9 Ω
| Display range | Resolution | Accuracy |
| 0,00...19,99 Ω | 0,01 Ω | ±(6% m.v. + 10 dgt) |
| 20,0...199,9 Ω | 0,1 Ω | ±(6% m.v. + 5 dgt) |
| 200...1999 Ω | 1 Ω |
test without tripping the RCD for IΔn ≥ 30 mA,
nominal work voltage: Un: 220 V, 230 V, 240 V,
voltage operating range:180...270 V,
frequency operating range fn: 50 Hz, 60 Hz
PE terminal connection correctness check with the help of touch electrode
Readings of fault loop impedance R and fault loop reactance XL (without tripping the RCD)
| Display range | Resolution | Accuracy |
| 0,00...19,99 Ω | 0,01 Ω | ±(6% m.v + 10 dgt) of ZS value |
| 20,0...199,9 Ω | 0,1 Ω | ±(6% m.v + 5 dgt) of ZS value |
calculated and displayed for ZS<200 Ω.
RCD parameters test (voltage range 180...270 V):
RCD tripping test and measurment of tripping time tA (for tA function)
| Breaker Type | Test Current Multiplier | Range | Resolution | Accuracy |
| Standard | 0,5*IΔn | 0...300 ms | 1 ms | ± (2% m.v. + 2 dgt)
|
| 1*IΔn | ||||
| 2*IΔn | 0...150 ms | |||
| 5*IΔn | 0...40 ms | |||
| Selective | 0,5*IΔn | 0...500 ms | ||
| 1*IΔn | ||||
| 2*IΔn | 0...200 ms | |||
| 5*IΔn | 0...150 ms |
Precision of the differential current: 0,5*IΔn:-8...0% for 1*IΔn, 2*IΔn, 5*IΔn: 0...8%
Voltage measurement
| Range | Range | Accuracy |
| 0,0 V...299,99 V | 0,1 V | ±(2% m.v. + 6 dgt) |
| 300 V...500 V | 1 V | ±(2% m.v + 2 dgt) |
Frequency measurement
| Range | Range | Accuracy |
| 45,0 V...65,0 Hz | 0,1 Hz | ±(1% m.v. + 1 dgt) |
Touch voltage measurement referred to the rated residual current (UB)
| Range | Resolution | Test Current | Accuracy |
| 0..9,9 V | 0,1 V | 0,4 x IΔn | 10% m.v. ± 5 dgt |
| 10,0..99,9 V | 0...15% m.v. |
Measurementof the RCD disconection current IA for sine waveform testing current
| Selected Current | Range | Resolution | Test Current | Accuracy |
| 10 mA | 3,3...10,0 mA | 0,1 mA | 0,3 x IΔn...1,0 x IΔn | ±5%IΔn |
| 30 mA | 9,0...30,0 mA | |||
| 100 mA | 33...100 mA | 1 mA | ||
| 300 mA | 90...300 mA | |||
| 500 mA | 150...500 mA |
It is posible to start the measurement from the positive or negative half of the forced leaking current
RCD IA tripping current measurement for unidirectional pulsating residual current
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
MPI-502 ;MPI-502 说明书 华清
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点击查看>| 企业类型 | 有限责任公司 | 注册资本 | 50.00万人民币 |
| 公司注册地址 | 深圳市龙华新区三联路清泉二期15A2 | 统一社会信用代码 | 914403006700258217 |
| 登记机关 | 龙华局 | 法定代表人 | 张运华 |
| 公司成立日期 | 2008-01-10 | 营业期限 | 2008-01-10 至 无固定期限 |
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