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4112 EL ELCB Testers
Up To 500mA
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FEATURES |
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 2 Lines x 16 Characters L.C.D. |
| Very low consumption. |
| Microprocessor controlled. |
| Menu Driven. |
| Accurate digital readout of disconnection time. |
| Automatic data hold function. |
| Zero crossing circuitry permit testing at 0 degree or 180 degree. |
| Disconnection phase polarity shown on L.C.D. display. |
| Auto-off and Off override. |
| Polarity trip indicator (positive or negative phase). |
| Wiring polarity indicator. |
| Measure voltage between line and earth before testing. |
| CAT III 300V. |
| Indicates frequency of voltage L-E. |
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| SPECIFICATIONS |
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| Current Settings |
3mA, 5mA, 7mA, 10mA, 15mA, 20mA, 30mA, 35mA, 50mA, 100mA, 125mA, 150mA, 175mA, 250mA, 300mA, 375mA, 500mA |
| Current Selection |
Rotary switch selector |
| Phase Start Selection 0 degree and 180 degree |
Referenced to Earth Yes |
| Over-temperature Protection |
Yes |
| Wiring Correctness Indication |
Yes |
| Trip Indicator |
Yes |
| Phase Polarity Trip Indicator |
Yes |
| Operating Voltage (L-E) |
Referenced to Earth 240Vac - 50Hz or 60Hz Voltage Model (Vac) |
| Timer Resolution |
1mS (max time = 19.99s) |
| Timer Accuracy |
1mS +/- 1mS |
| Current Accuracy |
+/- 5% +/-1mA |
| Operating Temperature |
-5 degree C to 45 degree C |
| Storage Temperature |
-10 degree C to 85 degrcc C |
| Power Source |
1.5V (AA) x 8 batteries, Bat OK Led = Vbat > 7.5V |
| Dimensions |
250(L) x 190(W) x 110(D) mm |
| Weight |
Approx. 1500g (battery included) |
| Accessories |
Test leads, shoulder belt, Instruction manual, batteries |
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| 特 點 |
● 微處理器系統控制設計。
● 操作電壓110-450V(L-E)。
● 檢查核對斷路器跳脫時間和跳脫電流。
● 可選擇相位(0度和180度)。
● 自動換檔。
● 自動關機。
● 過熱保護。
● 可供重工業設備量測。
● 保險絲保護設計。
● 符合EN 61010-1 CAT Ⅲ 300V
EN 61326-1 |
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| 規 格 (23°C±5°C ＜80%R.H.) |
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