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 Instrument Meter Specialties, Inc.  
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TES-3660 Autoranging Digital Insulation Tester 

FEATURE:
  •  Large LCD with analog bar graph and digital display.
  •  250V, 500V, 1000V output voltage for insulation MΩ testing.
  • 4000MΩ insulation testing with automatically switch to
    voltage measurement.
  • Lo Ω function for testing connections.
  • Autodischarge of capacitive voltage charges.
  • Last reading HOLD display.
  • AC/DC voltage measurement up to 1000V.
  • Manual data memory and read function (9 sets).
  • Meets EN61557 and IEC1010-1, CAT III 1000V.
  • Size : 235(L)x116(W)x54(H)mm  (9.3"Lx4.6"Wx2.1"H)
 
General Specifications for TES-3660

ELECTRICAL SPECIFICATIONS (23℃±5℃) 

Insulation Resistance:
Range:
1000MΩ/250V w/ autorange 1000M/400M/40M/4M
2000MΩ/500V w/ autorange 2000M/400M/40M/4M
4000MΩ/1000V w/ autorange 4000M/400M/40M/4M  
Resolution: 
1000MΩ/250V, 1KΩ to 10 MΩ
2000MΩ/500V, 1KΩ to 10 MΩ
4000MΩ/1000V, 1KΩ to 10MΩ
Accuracy:
3%rdg+5Count (under 1GΩ)  
5%rdg+5Count (under 4GΩ)
Nominal Current : ：>1mA

Lo Ω

Range Resolution Accuracy

Short Ciruit Current

40.00Ω 0.01Ω ±2%rdg±2dgts >200mA

AC  Voltage (50Hz to 400Hz)
Range Resolution Accuracy Sensitivity Overload Protection
999.5V 0.5V ±2% ±15dgts (40~400Hz) 2V 1000V

Input impedance : 3MΩ

DC  Voltage                                 

Range Resolution

Accuracy

Sensitivity Overload Protection
999.5V 0.5V ±1.0% ±2dgts 2V 1000V
-999V 1V
Input impedance : 3MΩ

Resistance (Continuity<40Ω on the 9999Ω range)

Range Resolution Accuracy Overload Protection
9999Ω 1Ω

1% ±2dgts

1000V

 

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