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Electrical Protection

Transformer

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SINGLE PHASE INSULATION TRANSFORMER ITM

EN 61558-2-4 / EN 61558-2-6





As safety transformer

Designed to supply systems with a very low safety tension ( < 50 Vac)


Primary voltage: 0 - 230 V - 400 V

Secondary voltage: 2 x 12 V or 2 x 24 V


As protection transformer

Reinforced insulation between primary and secondary windings

Earth screen

* Primary voltage: 0 - 230 V - 400 V

* Secondary voltage: 2 x 115 V


TECHNICAL FEATURES

Single phase transformers f:50/60 Hz

Insulation class: B (130°C)

Dielectrical strength 50 Hz - 60sec

- primary - secondary: 4200 Vac

- primary - earth: 2100 Vac

- secondary - earth: 2100 Vac

Insulation resistance: > 100 MOhm

Maximum ambient temperature at full load: +40°C

Usage coefficient: 100% = Ed

Protection degree: IP00, terminals: IP20. Protective covers IP21 available in option.

Impregnation under vacuum and pressure assures an optimal heat release and corrsosion resistance

Single screw connection, earth terminal availableReversible starting from 1kVA



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