PAC系列是专业的AC/ DC电流钳，以满足最新的安全和性能标准。
有两种不同的钳口设计，可用于夹持电缆和小线排。
PAC系列电流钳采用霍尔效应原理，用于测量高达1500A直流和1000A交流信号。电路和电池均位于手柄处，有两种灵敏度： 1mV/A和10 mV/A。
、、和有一个自动归零按钮。和均为电位器操作调零。
真有效值测量时可能含有直流分量输入。相移不成问题，因此PAC系列非常适合功率测量。
型号PAC12和PAC22是专供示波器等BNC输入端工具设计的。
示波器专用交直流电流钳 型号PAC22
Clamp-on AC/DC current probe for oscilloscope use Model PAC22
电流 Current | 100 A AC 150 A DC | 1000 A AC 1400 A DC |
| 输出 Ouput | 10 mV/A | 1 mV/A |
AC and DC currents.
It has a mV output via a BNC connector for use with oscilloscopes, and comes with an automatic DC zeroing facility.
电气参数Electrical specifications
| 范围 range | 150A | 1400A |
| 电流范围 Current range | 0.2...100 A AC (150 A peak) 0.4...150 A DC | 0.5...1000 A AC (1400 A peak) 0.5...1400 A DC |
| 输出信号 Output signal | 10 mV/A | 1 mV/A |
| 输出信号精度 % Accuracy of output signal(1) | 0.5...20 A:1.5% ±5 mV 20...100 A DC: 1.5% 100...150 A DC: 2.5% | 0.5...100 A:1.5% ±1 mV 100...800 A DC: 2.5% 800...1000 A DC: 4% 1000...1400 A DC: 4% |
| 相移 Phase shift (45...65 Hz) (1) | 10...20 A: < 3° 20...100 A: < 2° | 10...200 A: < 2° |
| 噪声 Noise | DC...1 kHz: < 8 mV DC...5 kHz: < 12 mV 0.1 Hz...5 kHz: < 2 mV | DC...1 kHz: < 1 mV DC...5 kHz: < 1.5 mV 0.1 Hz...5 kHz: < 500 μV |
| 上升/下降时间 Rise/fall time | ≤ 100 μs to go from10 to 90% Vout | ≤ 70 μs to go from10 to 90% Vout |
过载 Overload:
3000 A DC and 2000 A AC up to 1 kHz
带宽 Bandwidth:
DC...10 kHz at -3 dB
负载阻抗 Load impedance:
≥ 1 MΩ and ≤ 100 pF
插入阻抗 Insertion impedance:
0.39 mΩ at 50 Hz, 58 mΩ at 1000 Hz
工作电压 Working voltage:
600 Vrms
通常模式电压 Common mode voltage:
600 Vrms
相邻导体影响 Influence of adjacent conductor:
< 10 mA/A at 50 Hz
导线在钳口内位置的影响 Influence of conductor positioning in clamp’s jaws:
0.5% of reading
电池 Batteries:
9 V Alkaline (NEDA 1604A, IEC 6LR61)
电池寿命 Battery life:
50Hrs with Alkaline battery.
电池电量显示 Battery level indicator:
Green LED when the battery voltage > 6.5 V
过载指示 Overload indicator:
Red LED
自动关闭 Auto switch-off:
After 10 min’s
机械参数 Mechanical specifications
操作温度 Operating temperature:
0 °C to +55 °C
存储温度 Storage temperature:
-30 °C to +80 °C
温度影响 Temperature Influence:
< 300 ppm/°K or 0.3%/10°K
< 0.3 A/°K
工作相对湿度 Operating relative humidity:
+10° to +35°C : 90 ±5% RH (without condensation)
+40° to +55°C : 70 ±5% RH (without condensation)
湿度影响 Humidity influence:
10 to 90% RH at reference temperature:< 0.1%
操作高度 Operating altitude :
0 to 2000 m
直流调零 Adjustment of DC zero:
Automatically operated by button (± 10 A)
最大夹持能力Max. jaw insertion capacity:
1 cable: 42 mm Ø, 2 cables: 25.4 mm Ø or 2 busbars: 50 x 5 mm
防护等级 Casing protection:
IP30 in accordance with IEC 529
跌落测试 Drop test:
1 m on a 38 mm container of oak on concrete, test in accordance with IEC 1010
冲击保护 Mechanical shock:
100 g (IEC 68-2-27)
抗振性 Vibration :
Test in accordance with IEC 68-2-6
频率范围 Frequency range:
5 to 15 Hz: amplitude: 1.5 mm
15 to 25 Hz: amplitude: 1 mm
25 to 55 Hz: amplitude: 0.25 mm
阻燃能力 Self-extinguishing ability:
Casing : UL94 V0
尺寸 Dimensions:
236,5 x 97 x 44 mm
重量 Weight: approx.
520g
颜色Colours:
深灰色壳体和红色钳口 Dark grey casing with red jaws
输出Output:
2米长同轴线缆，带BNC头。
Via 2 m coaxial cable with insulated BNC plug.
安全规范 Safety Specification
电气 Electrical:
Double or reinforced insulation between the
primary, the secondary and the outer
casing in accordance with IEC 1010-1-2
(indoor use).
600 V category III, pollution: 2
300 V category IV, pollution: 2
电磁兼容性 Electromagnetic Compatibility
(EC Stamp):
EN 50081-1: class B
EN 50082-2:
- Electrical discharge IEC 1000-4-2
- Radial Field IEC 100-4-3
- Rapid Transients IEC 1000-4-4
- Magnetic Field to 50/60 Hz IEC 1000-4-8
(1)参考条件：18°C-28°C，相对湿度20％至75％，频率为48赫兹到65赫兹，外部磁场<40 A/ m时，没有直流分量，附近没有载流导体，测试样品中心，负载阻抗≥1 MΩ 且≤ 100 pF，测试前调零（仅直流测量之前），直流到65赫兹，电池：9 V±0.1 V。
(1) Reference Conditions : 18° to 28°C, 20 to 75% RH, 48 to 65 Hz, external magnetic field < 40 A/m, no DC component, no current carrying conductor nearby, centred test sample,load ≥ 1 MΩ and ≤ 100 pF, reset to zero before measurement (DC only) DC to 65 Hz, Battery 9V ±0.1 V.
