Earth Resistance Tester – Lutron ET-3000

Features

Earth Resistance : 19.99/199.9/1999 ohm.
Earth voltage : 0 – 199.9 V.
Power supply : 1.5 V UM3 (AA) x 6 PCs.
Size : 160 x 120 x 85 mm.

Categories: Test Instruments, Lutron ~ Test Instruments, Thiết bị test, Earth Tester

Earth Resistance Tester
Model : ET-3000

Earth Resistance : 19.99/199.9/1999 ohm.
Earth voltage : 0 – 199.9 V.
Power supply : 1.5 V UM3 (AA) x 6 PCs.
Size : 160 x 120 x 85 mm.

Specification

Display	18 mm (0.7″) LCD ( Liquid Crysta Display). Max. indication 1999
Function	Earth Resistance & Earth Voltage measurement.
Response Time	• 4 seconds on earth resistance range approximately • 1 seconds on earth voltage range approximately
Input Terminals	3 terminal input ( E/P/C Terminals ).
Over input Indication	Indication of ” 1 . “
Safety Standard	IEC1010.
Overload Protection	• 200V AC for 10 seconds across 2 of the 3 terminals for Earth Resistance measurement. • 300V AC for 1 minute on Earth Voltage range
Insulation Resistance	More than 5 Meg ohm between the circuit and the housing case when measured with 500 DCV,
Power Management	• Manual power On/Off or auto power • Off within 2 minutes after power On.
Operating Temp.	0 to 50 °C ( 32 to 122 °F).
Operating Humidity	Less than 80 % R.H
Power Supply	DC 9V, • 1.5V AA ( UM-3) batteries x 6 PCs @ Alkaline or heavy duty battery
Power Consumption	Earth Resistance • Approx. 74 mA for stand-by condition • Approx. 84 mA for ON condition @ at 1,900 ohm on 2,000 ohm rangeEarth Voltage • Approx. 82 mA for stand-by condition
Dimension	160 x 120 x 65 mm ( 6.3 x 4.7 x 3.3 inch )
Weight	Approx. 560 g (1.2 LB)
Standard Accessories	Plug with alligators clips ( Red, Green, Black ) • Red wire with red plug AL-3KR…………………………… 1 PC • Green wire with Green plug AL-3KG…………………………… 1 PC • Black wire with black plug AL-3KB………………………….. 1 PC • Auxiliary Earth Spikes SP-3K………………………………..2 PCs

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