Electrical Protection
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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