Clamp-on AC current probe Model B102
電流Current | 4 A AC | 200 A AC |
| 輸出Ouput | 1 mV/mA | 1 mV/A |
B102型可測量低至500μA的泄漏或差動電流，可與交流mV輸入的萬用表配合使用。
B102夾鉗測量接地回路電流、泄漏電流，可用于檢測接地單相或三相網絡的故障。
在三相系統(tǒng)上工作時，使用可用的人工中性點。
電氣參數Electrical specifications
4 A Range
電流范圍Current range::
500 μA...4 A AC
輸出信號Output signal::
1 mV/mA (4 V max)
精度Accuracy (1):
電流值Primary current | ≤ 10 mA | 100 mA | 4 A |
輸出信號精度
% Accuracy ofoutput signal | ≤ 3% + 1 mA | ≤ 0.5% + 0.5 mV | ≤ 0.5% + 0.5 mV |
偏差
Phase shift | not specified | ≤ 15° | ≤ 10° |
負載阻抗 Load impedance:
1 MΩ min
200 A Range
電流范圍Current range::
500 mA...200 A AC
輸出信號Output signal::
1 mV/A (400 V max)
精度Accuracy (1):
電流值Primary current | ≤ 10 A | 200 A | 400 A |
輸出信號精度
% Accuracy ofoutput signal | ≤ 0.5% + 0.5 mA | ≤ 0.35% + 0.5 mV | ≤ 0.35% + 1 mV |
偏差
Phase shift | not specified | ≤ 1° | ≤ 0.7° |
負載阻抗 Load impedance:
≥ 10 MΩ et ≤ 100 pF
頻率范圍 Frequency range:
30 Hz...1 kHz limited frequency for currents from 100 A at 1 kHz
過載能力 Overload:
Between 200 A and 400 A, the max.measurement time is 5 min’s with 20 minutes rest, at 25°C max
機械參數Mechanical specifications
開口尺寸 jaw opening:
100 mm
大夾持能力Insertion capacity:
100 mm
防護等級Casing protection:
IP20(IEC529 )
跌落測試 Drop test:
1.5 m (IEC 68-2-32)
沖擊保護Shock protection:
100 g (IEC 68-2-27)
抗振性Vibration resistance(3):
10/55/10 Hz, 0.15 mm (IEC 68-2-6)
阻燃能力Self-extinguishing capability:
Casing: UL94 V0
Jaws: UL94 V2
尺寸Dimensions: 31.1 x 15 x 4.1 cm
重量Weight: approx.2kg
顏色Colours: 深灰色殼體和紅外鉗口 Dark grey case with red jaws
輸出Output:
1.5米長雙重絕緣線，終端是 Ø 4 mm絕緣雙香蕉插頭。
1.5 m insulated or reinforced lead with 2 safety banana plugs (4 mm)
安全規(guī)范Safety specifications
電氣安全Electrical safety:
Dielectric test:
2 kV AC
儀器在主導體、附屬層、外殼間采用雙重絕緣，遵循以下標準
Double or reinforced insulation between the primary and secondary circuits and the outer casing in accordance with IEC 1010- 2-032.
- 30 V category III, pollution degree 2
! For conductors exceeding 30 V in relation to the earth, only use the clamp if the conductors are insulated.
(1) Reference Conditions : 23°C ± 3°K, 20 to 75% RH, 48 to 65 Hz, measurement apparatus impedance> 10 MΩ/100 pF, no DC current in the conductor sample, test sample centred in clamp’s jaws.
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