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1812 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 240V. |
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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 (3 sensors) |
| Wiring Correctness Indication |
Yes (LCDs) |
| Trip Indicator |
Yes (LCD) |
| Phase Polarity Trip Indicator |
Yes (LCD) Referenced to Earth |
| Operating Voltage (L-E) 50Hz or 60Hz |
1812EL-A : 240Vac, 1812EL-B : 230Vac, 1812EL-C : 220Vac, 1812EL-D : 110Vac |
| Voltmeter (L-E) |
20Vac - 280Vac |
| Timer Resolution |
1mS (max time = 2.999s) |
| Timer Accuracy |
+/- 2% +/- 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 (AA) x 8 batteries, Bat OK Led = Vbat > 7.5V, measure battery voltage at start up |
| Dimensions |
170(L) x 165(W) x 92(D) mm |
| Weight |
Approx. 1020g (battery included) |
| Accessories |
Test leads (TEL-1812), shoulder belt (BET-1800), instruction manual, batteries |
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| 特 點 |
● 微處理器控制系統(tǒng)設計。
● 使用16字x2行的液晶顯示器。
● 電池能量低消耗。
● 操作程序逐次顯示。
● 讀值自動鎖定功能。
● 準確的跳脫時間顯示。
● 可作相位選擇。
● 跳脫時的極性顯示。
● 可檢查設備接線的狀態(tài)
● 自動關機。
● 可作Line-Earth的電壓和頻率量測。
● CAT Ⅲ 240V
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| 規(guī) 格 |
| 電流設定檔位 |
3mA, 5mA, 7mA, 10mA, 15mA, 20mA, 30mA,
35mA, 50mA, 100mA, 125mA, 150mA, 175mA,
250mA, 300mA, 375mA, 500mA. |
| 檔位選擇方式 |
旋鈕 |
| 相位選擇 |
0°與180° |
| 過溫保護 |
有 |
| 接線狀況指示 |
有(LED) |
| 極性指示 |
有 |
操作電壓(L-E)
50/60Hz |
1812 EL-A 240Vac
1812 EL-B 230Vac
1812 EL-C 220Vac
1812 EL-D 110Vac |
| 電壓量測(L-E) |
20Vac ~ 280Vac |
| 時間解析度 |
1微秒(Z長量測時間2.999秒) |
| 電流準確度 |
±5% ±1mA |
| 電壓準確度 |
±2%±1Vac |
| 操作溫濕度 |
-5°C-45°CZ大相對濕度80% |
| 儲存溫濕度 |
-10°C-55°CZ大相對濕度80% |
| 外形尺寸 |
170(長)×165(寬)×92(高)mm |
| 重量 |
約1020克(含電池) |
| 使用電池 |
1.5V(AA)乾電池×8(顆)
LED正常指示:>7.5V |
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