Combo high voltage DC proof testers/megohmmeters
allow testing dielectric strength & insulation resistance
with one instrument, saving money, size & weight
• Rugged, reliable and contains all functions needed for periodic
electrical maintenance testing & retest of recently installed electrical
apparatus
• Insulation Resistance at any rated output voltage up to 7,500 GΩ
• Dual-range voltmeter and five-range ammeter with 0-1µA low scale setting
& 10nA resolution for leakage current measurements
• Full-wave rectified bridge circuit, with DC ripple < 2.5% RMS
• Regulated input for accurate, reliable results - ideal for field
use...±1% stability with ±10% line change
• Built-in HV discharge solenoid/ resistors...2.5, 5.0 & 7.5kJ for
post-test internal shorting
• Rugged industrial case with cushion grip handles
• Output current
limited to 10mA
• Built-in test lead
storage
• Surge & transient
protected
• Continuous Duty
Cycle
• Rugged industrial
case with cushion
grip handles
• Built-in "zero-start" and external safety interlocks
• Insulated Return and Guard circuit to bypass stray or unwanted
leakage current during testing