• Used for testing the insulation of switchgear, cables, motors, transformers, generators, and many other electrical devices.
• Models available with additional testing capabilities
  including:
  • Dielectric withstand testing.
  • Leakage measurements.
  • Leakage current flow through (or insulation resistance levels of) the ground insulation of the test object.
• An excellent auxiliary device for detecting cable failures.
• Use for predictive, preventive maintenance on all electrical apparatus.

• Lightweight and ruggedly constructed for years of field use
• Units feature easy to read analog meters and user-friendly controls

Model	PAD56	PM15-2
Insulation resistance	Values up to 1,000,000 MΩ At test voltages of 2.5 kV or 5 kV DC (a scale factor for other test voltages is provided)	Values up to 3,000,000 MΩ At test voltages of 5 kV, 10 kV, 15 kV DC (a scale factor for other test voltages is provided)
Leakage current	.01-5,000 microamps DC .1-5 milliamps AC	.01-2,000 microamps DC
Input	120 VAC, 60 Hz, single phase, .3 Amps or 230 VAC, 50/60 Hz, single phase, .15 Amps	120 VAC, 60 Hz, single phase, 1 Amps or 230 VAC, 50/60 Hz, single phase, .5 Amps
Output	≈0-5 kV AC, 0-5 milliamps ≈0-6 kV DC, 0-5 milliamps Negative output, positive ground	≈0-15 kV DC, 0-2 milliamps Negative output, positive ground
Volt meter	2-ranges: 0-3/6 kV	2-ranges: 0-7.5/15 kV
Current meter	0-5 milliamps AC 0-.5/5/50/500/5000 microamps DC	0-.5/5/50/500/5000 microamps DC
Resistance MΩ @ 2500 V	5-50 5-500 50-5,000 500-50,000 5,000-500,000	N.A.
Resistance MΩ @ 5000 V	1-100 10-1,000 100-10,000 1,000-100,000 10,000-1,000,000	1-100 10-1,000 100-10,000 1,000-100,000 10,000-1,000,000
Resistance MΩ @ 10000 V	N.A.	2-200 20-2,000 200-20,000 2,000-200,000 20,000-2,000,000
Resistance MΩ @ 15000 V	N.A.	3-300 30-3,000 300-30,000 3,000-300,000 30,000-3,000,000
Safety & Design features	• Adjustable overcurrent trip point • Zero start interlock • Guard circuit for stray leakage current bypass	• Multi-range current and voltage measurement • Surge and transient protection • Adjustable output current limit”
Unique features	• Internal discharge device	• Low ripple 0.4% peak-peak at full output
Dimensions and weight	L 457 mm W 279 mm H 292 mm WT 10 kg	L 457 mm W 279 mm H 292 mm WT 7 kg

Cable Type	Cable included with PAD56 and PM15-2
Input	10’ (3 m) Standard modular 3-wire cord mating to fused input module
High Voltage Output	10’ (3 m) attached shielded cable with clip and insulator (removable on model PAD10-25)”
Return Lead	10’ (3 m) red lead with insulated clip
Ground Lead	10’ (3 m) green lead with insulated clip

Model	PM5	PM20
INSULATION RESISTANCE	Values up to 10,000,000 MΩ At test voltages of 0.5 kV, 1 kV, 2.5 kV, 5 kV DC (a scale factor for other test voltages is provided)	Values up to 4,000,000 MΩ At test voltages of 5 kV, 10 kV, 15 kV, 20 kV DC (a scale factor for other test voltages is provided)
Input	Internal Rechargable Battery or Input Power Cord 100-240 VAC, 50/60 Hz	Internal Rechargable Battery or Input Power Cord 100-240 VAC, 50/60 Hz
Output	0.5 kV, 1 kV, 2.5 kV, 5 kV DC	5 kV, 10 kV, 15 kV, 20 kV DC
Metering	4” analog meter Accuracy: ±2% of full scale	4” analog meter Accuracy: ±2% of full scale
Current	Short circuit 1 mA ±2%	Short circuit 500 µA ±5%
Internal current limiting resistance	500 kΩ @ 500 V 1 MΩ @ 1 kV 2.5 MΩ @ 2.5 kV 5 MΩ @ 5 kV	10 MΩ @ 5 kV 20 MΩ @ 10 kV 30 MΩ @ 15 kV 40 MΩ @ 20 kV
Dimensions and weight	L 279 mm W 254 mm H 127 mm WT 4 kg	L 381 mm W 305 mm H 178 mm WT 10 kg

Unique Features	• Guard terminal • Rechargable battery • Multiple scales for greater accuracy
Cables	2 Measuring test leads 6’ (1.8 m) 1 Guard test lead 1 Charging power cord

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