Electrical Test -> Electrical Installation Safety -> RCD/Loop/Insulation Tester
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HT Italia COMBI 419
• insulation resistance
• frequency
• voltage
• contact voltage
• RCD tripping time
• RCD tripping current
• earth resistance
• line/fault loop impedance
• 15mA loop impedance measurement without RCD (30mA) trip function
• prospective short circuit current calculation
• phase sequence
• on screen help menus
• storage of results
• optional download software.
(151.6 KB).
HT Italia COMBI 420
• single phase power analyser
• KVA/KW/PF Harmonics etc
• insulation resistance
• frequency
• voltage
• contact voltage
• RCD tripping time
• RCD tripping current
• earth resistance
• line/fault loop impedance
• 15mA loop impedance measurement without RCD trip function
• prospective short circuit current calculation
• phase sequence
• on screen help menus
• storage of results
• optional download software.
.