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DC insulation monitor VARIMETER IMD | IL 5581

DC insulation monitor
DC insulation monitor
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DC

Description

• With reference to IEC/EN 61 557-8 (see also section "Notes") • For DC voltage systems up to 12 ... 280 V • Wide voltage range of measuring input UN DC 12 ... 280 V (on request DC 24 ... 500 V with separate auxiliary supply, Measuring range 20 ... 500 kΩ) • Adjustable tripping value RAL of 5 ... 200 kΩ or 10 ... 500 kΩ • Selective ground fault indication for L+ and L- allows fast fault finding • Without auxiliary supply • De-energized on trip • 2 changeover contacts • Automatic or manual reset, programmable • With test and reset buttons • Connection for external test and reset button possible • Galvanic separated AC or DC auxiliary supply available as option • Adjustable time delay as option • 2 models available: IL 5881: 61 mm deep with terminals near to the bottom to be mounted in consumer units or industrial distribution systems according to DIN 43 880 SL 5881: 98 mm deep with terminals near to the top to be mounted in cabinets with mounting plate and cable ducts • DIN rail or screw mounting • 35 mm width

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