Thông Số Kỹ Thuật
| Continuity | ||||||||
|---|---|---|---|---|---|---|---|---|
| Range | 20/200/2000Ω (Auto-ranging) | |||||||
| Open circuit voltage (DC) |
5V±20% (*1) | |||||||
| Short circuit current |
Greater than 200mA | |||||||
| Accuracy | ±0.1Ω (0 – 0.19Ω) ±2%rdg+8dgt (0.2 – 2000Ω) |
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| Insulation Resistance | ||||||||
| Range | 20/200MΩ (Auto-ranging) |
20/200/2000MΩ (Auto-ranging) | ||||||
| Open circuit voltage (DC) |
250V+25% -0% | 500V+25% -0% | 1000V+20% -0% | |||||
| Rated current | 1mA or greater @ 250kΩ |
1mA or greater @ 500kΩ |
1mA or greater @ 1MΩ |
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| Accuracy | ±2%rdg+6dgt (0 – 19.99MΩ) ±5%rdg+6dgt (20 – 200MΩ) |
±2%rdg+6dgt (0 – 199.9MΩ) ±5%rdg+6dgt (200 – 2000MΩ) |
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| Loop Impedance | ||||||||
| Function | L-PE | L-PE (ATT) | L-N / L-L | |||||
| Rated Voltage | 100 – 260V 50/60Hz | L-N: 100 – 300V L-L: 300 – 500V 50/60Hz |
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| Nominal Test Current at 0Ω External Loop: Magnitude/ Duration (*2) |
20Ω: 6A/20ms 200Ω: 2A/20ms 2000Ω: 15mA/500ms |
L-N: 6A/60ms N-PE: 10mA/approx. 5s |
20Ω: 6A/20ms | |||||
| Range | 20/200/2000Ω (Auto-ranging) |
20/200/2000Ω (Auto-ranging) (L-N < 20Ω) |
20Ω | |||||
| Accuracy | ±3%rdg+4dgt(*3) ±3%rdg+8dgt(*4) |
±3%rdg+6dgt (*3) ±3%rdg+8dgt(*4) |
±3%rdg+4dgt (*3) ±3%rdg+8dgt(*4) |
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| PSC (L-N / L-L) / PFC (L-PE) | ||||||||
| Function | PSC | PFC | PFC (ATT) | |||||
| Rated Voltage | 100 – 500V 50/60Hz | 100 – 260V 50/60Hz | ||||||
| Nominal Test Current at 0Ω External Loop: Magnitude/ Duration (*5) |
6A/20ms | 6A/20ms 2A/20ms 15mA/500ms |
L-N: 6A/60ms N-PE: 10mA/approx. 5s |
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| Range | 2000A/20kA Auto-Ranging | |||||||
| Accuracy | PSC / PFC accuracy is derived from measured loop impedance specification and measured voltage specification |
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| RCD | ||||||||
| Function | X1/2 | X1 | X5 | Ramp | Auto | |||
| Trip current setting |
10/30/100/300/ 500/1000mA |
10/30/ 100mA |
10/30/ 100/300/ 500mA |
Depending on the accuracy at each function. Measurement sequence: X1/2 0°→X1/2 180° →X1 0°→X1 180° →X5 0°→X5 180° Measurements with x5 are not carried out for RCDs with nominal current of 100mA or more. |
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| Trip current Duration |
2000ms | G: 550ms S: 1000ms |
410ms | Goes up by 10% from 20% to 110% G:300ms/ S:500ms X10 times |
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| Rated Voltage | 230V+10%-15% 50/60Hz | |||||||
| Accuracy | AC Type: -8% – -2% A Type: -10% – 0% |
AC Type: +2% – +8% A Type: 0% – +10% |
AC Type: ±4% A Type: ±10% |
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| Trip time: ±1%rdg+3dgt | ||||||||
| RCD (Uc) | ||||||||
| Function | UC | |||||||
| Rated Voltage | 230V+10% – 15% 50/60Hz | |||||||
| Range | 100.0V | |||||||
| Test current | ≤ 1/2IΔn (max150mA) | |||||||
| Accuracy | +5% – +15%rdg, ±8dgt | |||||||
| Earth | ||||||||
| Range | 20/200/2000Ω Auto-Ranging | |||||||
| Accuracy | 20Ω: ±3%rdg+0.1Ω 200/2000Ω: ±3%rdg+3dgt (Auxiliary earth resistance 100±5%) |
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| Phase Rotation | ||||||||
| Rated Voltage | 50-500V 50/60Hz | |||||||
| Remarks | Correct phase sequence: are displayed “1.2.3” and  cycle markReversed phase sequence: are displayed “3.2.1” and cycle mark |
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| Volts | ||||||||
| Function | Volts | Frequency | ||||||
| Rated Voltage | 25 – 500V, 45 – 65Hz | |||||||
| Measuring range | 25 – 500V | 45 – 65Hz | ||||||
| Accuracy | ±2%rdg+4dgt | ±0.5%rdg+2dgt | ||||||
| Applicable standards | IEC 61010-1 CAT III 300V (500V L to L) Pollution degree 2, IEC 61010-031, IEC 61557-1, 2, 3, 4, 5, 6, 7, 10, IEC 60529 (IP40), IEC 61326 (EMC) |
|---|---|
| Power source | LR6 X 8 |
| Dimensions | 136(L) X 235(W) X 114(D)mm |
| Weight | 1350g (including batteries.) |
| Included Accessories | 7188A (Distribution board fuse test lead set) 7281 (Test leads with remote control switch) 7218A (Power cord [EU]) (*6) 7228A (Earth resistance test leads) 8032 (Auxiliary earth spikes) 8212-USB (USB adaptor with KEW Report (Software)) 9084 (Cord case) 9142 (Carrying case) 9121 (Shoulder strap) Cord case, Buckle, Battery, Instruction manual |
| Optional Accessories | 8212-RS232C (RS232C adaptor with KEW Report (Software)) |
(*1): Voltages are output when measurement resistance is under 2100 ohm.
(*2): at 230V
(*3): 230V+10%-15%
(*4): voltages except for (*3)
(*5): at 230V
(*6): 7187A (Power cord [UK]), 7221A (Power cord [SA]), 7222A (Power cord [AU])
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