The EDS309… is a portable insulation fault location system for localising insulation faults in unearthed systems (IT systems). All essential components are housed in a robust aluminium case which is convenient to carry.

IT systems without a permanently installed insulation fault location system
• EDS3090PG
for main circuits up to AC 20…575 V 42…460 Hz, DC 20…504 V with AGE185 up to AC 500…790 V 42…460 Hz, DC 400…960 V
• EDS3091PG
for control circuits up to AC 20…265 V 42…460 Hz, DC 20…308 V
• EDS3092PG
for main circuits in conjunction with PGH185 up to AC 20…575 V 42…460 Hz, DC 20…504 V
with AGE185 up to AC 500…790 V 42…460 Hz, DC 400…960 V
for control circuits in conjunction with PGH183 up to AC 20…265 V 42…460 Hz, DC 20…308 V
• EDS3096PG
for main circuits in IT systems with all poles disconnected up to AC 0…575 V 42…460 Hz, DC 0…504 V
• EDS3096PV
for photovoltaic systems with PGH186 up to 20…575 V 42…460 Hz, DC 20…504 V
with AGE185 up to AC 500…790 V 42…460 Hz, DC 400…960 V
IT systems with a permanently installed insulation fault location system
• EDS3090
for main circuits with a permanently installed insulation fault location system with EDS460/490
• EDS3091
for control circuits with a permanently installed insulation fault location system with EDS460/491

• Portable insulation fault location systems for IT systems AC 0…790 V, 42…460 Hz/
DC 0…960 V or de-energised systems
• Residual current measurement in TN/TT systems
• Use in main and control circuits, photovoltaic systems
• Measuring clamps 20/52 mm (115 mm optional)
• Robust aluminium case, convenient to carry
• Locating current injectors PGH18… with
variable locating current 1…25 mA
• Integrated locating voltage for de-energised systems (PGH186)