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2712 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. |
| 50Hz and 60Hz operation. |
| Menu Driven. |
| Accurate digital readout of disconnection time. |
| Automatic data hold function. |
| Over temperature protection. |
| Over voltage protection. |
| Fuse protection. |
| Zero crossing circuitry permit testing at 0 degree or 180 degree. |
| Disconnection phase polarity shown on LCD display. |
| Auto-off and Off override. |
| Polarity trip indicator (positive or negative phase). |
| Wiring polarity indicator. |
| Measure voltage between line and earth before testing. |
| Frequency measurement indication. |
| CAT III 300V. |
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| The 2712 EL is a compact hand held residual current detector, earth leakage circuit breaker or ground fault circuit interrupter tester (designation could be different from country to country), designed to meet international standards of performance and safety. |
| This model is used by professioals to obtain accurate values of the protection disconnection time while a selectable fault current is injected to earth (ground). |
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| SPECIFICATIONS |
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| Current Settings |
3mA, 5mA, 10mA, 15mA, 20mA, 30mA, 50mA, 100mA, 150mA, 250mA, 300mA, 500mA |
| Current Selection |
Rotary switch selector |
| Phase Angle Setting |
0 degree and 180 degree selectable |
| Operating Voltage (L-E) 50Hz or 60Hz |
Verson A : 240Vac, Version B : 230Vac, Version C : 220Vac, Version D : 110Vac |
| Voltmeter (L-E) |
20Vac - 280Vac (50Hz or 60Hz) |
| Over-Temperature Protection |
Yes (3 sensors) |
| Wiring Correctness Indication |
Yes (LCDs) |
| Trip Indicator |
Yes (LCD) |
| Phase Polarity Trip Indicator |
Yes (LCD) Referenced to Earth |
| Timer Resolution |
1mS (max time = 19.99s) |
| Timer Accuracy |
+/- 2mS |
| Current Accuracy |
+/- 5% +/-1mA |
| Voltmeter Resolution |
1Vac |
| Voltmeter Accuracy |
+/- 2% +/- 1Vac |
| Operating Temperature |
-5 degree C to 45 degree C |
| Storage Temperature |
-10 degree C to 85 degrcc C |
| Power Source |
1.5V SUM-3 (AA) x 6 or equivalent |
| Dimensions |
205(L) x 90(W) x 55(D) mm |
| Weight |
Approx. 530g (battery included) |
| Accessories |
Test leads, heavy-duty case (TOC-2751), instruction manual, batteries |
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| 特 點(diǎn) |
● 微處理器系統(tǒng)控制設(shè)計(jì)。
● 寬廣型LCD液晶顯示。
● 電源消耗微小。
● 適用於50Hz或60Hz。
● 會(huì)顯示操作程序。
● 具有有自動(dòng)鎖定量測值功能。
● 有過熱保護(hù)、過載保護(hù)、保險(xiǎn)絲保護(hù)。
● 可作相位選擇，並顯示於LCD上。
● 自動(dòng)關(guān)機(jī)。
● 被測線的極性亮燈顯示。
● 量測頻率會(huì)顯示。
● 符合 CAT Ⅲ 300V
EN 61326-1 |
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| 規(guī) 格 (23°C±5°C ＜80%R.H.) |
操作電壓(L-E)型式
(50Hz 或60Hz) |
Version A : 240 Vac
Version B : 230 Vac
Version C : 220 Vac
Version D : 110 Vac |
| 電流設(shè)定檔位 |
3mA, 5mA, 10mA, 15mA, 20mA, 30mA, 50mA,
100mA, 150mA, 250mA, 300mA, 500mA. |
| 電流檔選擇 |
運(yùn)用旋鈕選擇 |
| 相位設(shè)定 |
有 0°與180°兩種供選擇 |
| 正確接線指示 |
有(LEDs) |
| 跳脫顯示 |
顯示在LCD上 |
| 過溫保護(hù) |
有(有三個(gè)感應(yīng)點(diǎn)) |
| 電壓指示(L-E) |
20Vac ~ 280Vac
(50Hz or 60Hz) |
| Z小解析度 |
1mS(測試Z長時(shí)間19.99S) |
| 時(shí)間準(zhǔn)確度 |
±2ms |
| 電流準(zhǔn)確度 |
±5% ±1mA |
| 電壓準(zhǔn)確度 |
±2%±1Vac |
| 操作溫度 |
-5°C to 45°C |
| 儲(chǔ)藏溫度 |
-10°C to 55°C |
| 外形尺寸 |
205(長)×90(寬)×55(高)mm |
| 重量 |
約530克(含電池) |
| 使用電池 |
1.5V(AA)×6(顆) |
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