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臺灣標(biāo)準(zhǔn)電機(jī)SEW儀器儀表--1813 EL ELCB Testers Up To 1000mA

1813 EL ELCB Testers
Up To 1000mA

FEATURES

2 Lines x 16 characters.
Very low consumption.
Microprocessor controlled.
Suitable for industrial applications.
Battery than 3% accuracy (current).
Menu driven.
Accurate digital readout of disconnection time.
Accurate digital readout of disconnection sensitivity.
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.
60Hz available.

SPECIFICATIONS

System Voltage (50Hz/60Hz)	550V, 380V, 240V
Current Settings	2-999mAac/50Hz
Current Selection	Knob
Phase Start Selection Referenced to Earth	0 degree and 180 degree
Over-Temperature Protection	Yes
Wiring Correctness Indication	Yes
Phase Polarity Trip Indicator	Yes
Operating Voltage (L-E)	110 Vac to 317 Vac
Timer Resolution	1mS (max time=19.999s)
Timer Accuracy	+/-1% +/-1mS
Current Accuracy	+/- 1% +/-1mA
Acurrent Resolution	1mA
Voltmeter Accuracy (50Hz)	50-350 Vac = +/- 2% +/- 1V, 350-450 Vac =+/- 5% +/- 1V
Voltmeter Resolution	1V
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	170(L) x 165(W) x 92(D) mm
Weight	Approx. 1300g (battery included)
Accessories	Test leads (TEL-1813), shoulder belt (BET-1800), instruction namual, batteries

特點(diǎn)

● 微處理器控制系統(tǒng)設(shè)計。
● 使用16字 x 2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(zhǔn)確的跳脫時間顯示。
● 可作相位選擇。
● 跳脫時的極性顯示。
● 自動關(guān)機(jī)。
● 接線的極性顯示。
● 可作Line-Earth的電壓和頻率量測。

規(guī) 格 (23°C±5°C ＜80%R.H.)

適用的電源系統(tǒng) (50/60Hz)	550V 380V 240V
電流設(shè)定範(fàn)圍	2-999mA ac
電流選擇方式	旋鈕
相位選擇	0°與180°
過溫保護(hù)	有
跳脫指示和極性指示	有(LED)
操作電壓(L-E)	110 Vac to 317 Vac
時間解析度	1微秒(Z長量測時間19.999秒)
電流解析度	1mA
電流準(zhǔn)確度	±1%±1Am
電壓測量準(zhǔn)確度	50-350Vac±2%±1V 350-450Vac±5%±1V
操作溫濕度	5°C-40°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1300克(含電池)
使用電池	1.5V乾電池(AA)×8(顆) LED正常指示:>7.5V