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.
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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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