Associated Research 3770 AC/DC Hipot and Insulation Tester

No stress rentals! We help you to choose the equipment that you need, we expedite shipment, and follow up to make sure that your testing is going as planned!

Associated Research 3770 AC/DC Hipot and Insulation Tester
  • Features & specifications

  • Manual 5kV AC and 6kV DC Hipot Tester
  • Measures Insulation Resistance to 9999 MΩ
  • Continuity test capability for compliance with international standards
  • Benchtop, or controlled through enhanced PLC Remote Control
  • Simplified interface with the latest in technology and safety features
  • Input: 115/230 volts selectable
  • Frequency: 50 to 60 Hz
  • Output ratings: 0 to 5kV AC at 20mA, and 0 to 6kV DC at 7.5mA
  • Resolution 1μA
  • The perfect solution for entry level AC/DC Hipot testing applications

Dielectric Withstand Test Mode
Output Rating 5000 V at 20 mA AC
6000 V at 7.5 mA DC
Maximum Limit, AC Range: 0.00 - 20.00 mA
Resolution: 0.01 mA
Accuracy: ± (2% of setting + 2 counts)
Maximum Limit, DC Range: 0 - 7500 μA
Resolution: 1 μA
Accuracy: ± (2% of setting + 2 counts)
Minimum Limit, AC Range: 0.000 - 9.999 mA
Resolution: 0.001 mA
Accuracy: ± (2% of setting + 2 counts)
Minimum Limit, DC Range: 0.0 - 999.9 μA
Resolution: 0.1 μA
Accuracy: ± (2% of setting + 2 counts)
Arc Detection Range: 0 - 9, 0 disabled
Ground Fault Interrupt GFI Trip Current: 450 μA max (AC or DC)
HV Shut Down Speed: < 1ms
Current Display, AC Range 1: 0.000 - 3.500 mA
Range 2: 3.00 - 20.00 mA
Accuracy - All Ranges ± (2% of reading + 2 counts)
Current Display, DC Range 1: 0.0 μA - 350.0 μA
Range 2: 0.300 mA - 3.500 mA
Range 3: 3.00 mA - 7.50 mA
Accuracy - All Ranges ± (2% of reading + 2 counts)
DC Output Ripple ≤ 5% Ripple RMS at 6 KV DC at 7.5 mA, Resistive Load
Discharge Time ≤ 200 ms
Maximum capacitive load 0.20 μF < 1 kV
0.10 μF < 2 kV
0.06 μF < 3 kV
0.050 μF < 4 kV
0.040 μF < 5 kV
0.015 μF < 6 kV
AC Voltage Waveform Sine Wave, Crest Factor = 1.3 - 1.5
Output Frequency Range: 50 or 60 Hz, User Selectable
Output Voltage Regulation ± (1% of output + 5 V) from no load to full load and over input voltage range
Dwell Timer Range: AC 0, 0.3 - 999.9 sec (0 = Constant), DC 0, 0.4 - 999.9 sec (0 = Constant)
Accuracy: ± (0.1% of reading + 0.05 sec)
Ramp Timer Range: Ramp-Up: 0.1 - 999.9 sec
Ramp-Down: AC 0.0 - 999.9 sec, Ramp-Down: DC 1.0 - 999.9 sec (0=OFF)
Accuracy: ± (0.1% of reading + 0.05 sec)
Ground Continuity Current DC 0.1 A ± 0.01 A, fixed

Insulation Resistance Test Mode
Voltage Setting Range: 30 - 1000 VDC
Accuracy: ± (2% of setting + 5 V)
Resistance Display Range: 1 - 9.999 MΩ - Resolution: 0.001 MΩ
Range: 10.00 - 99.99 MΩ - Resolution: 0.01 MΩ
Range: 100.0 - 999.9 MΩ - Resolution: 0.1 MΩ
Range: 1000 - 9999 MΩ - Resolution: 1 MΩ
Accuracy: ± (2% of reading + 2 counts) at test voltage 500 - 1000 V and 1 - 999.9 MΩ
Accuracy: ± (5% of reading + 2 counts) at test voltage 500 - 1000 V and 1000 - 9999 MΩ
Accuracy: ± (8% of reading + 2 counts) at test voltage 30 - 500 V and 1 - 1000 MΩ
Maximum Limit Range: 0, 1 - 9999 MΩ (0=OFF)
Accuracy: Same as Resistance Display
Minimum Limit Range: 1 - 9999 MΩ
Accuracy: Same as Resistance Display
Ramp Timer Range: Ramp-Up: 0.1 - 999.9 sec
Ramp-Down: 1.0 - 999.9 sec (0=OFF)
Resolution: 0.1 sec
Accuracy: ± (0.1% of reading + 0.05 sec)
Delay Timer Range: 0, 0.5 - 999.9 sec (0 = Constant)
Resolution: 0.1 sec
Accuracy: ± (0.1% of reading + 0.05 sec)
Ground Fault Interrupt GFI Trip Current: 450 μA max
HV Shut Down Speed: < 1 ms

General Specifications
Mechanical Bench or rack Mount with tilt up feet
Dimensions (W x H x D) 8.46 x 3.5 x 14.57 in., (215 x 89 x 370 mm)
Weight 20.96 lbs (9.53 kgs)
Interface RS-232 Interface standard for entry-level automation
Memory 10 Memories, 3 steps per memory