For supplying electrical consumers of all kinds. Substantial material and weight savings compared with transformers with separated windings. Can only be used if EN 61558-2-13 does not require electrical isolation from the feeding mains.


ESS single-phase autotransformer

Primary max. 660 V, secondary max. 660 V
design rating 63 VA to 2000 VA
 ESS_pages_46-47.pdf

USS single-phase autotransformer

Primary max. 750 V, secondary max. 750 V
design rating 1 kVA to 25 kVA
 USS_pages_48-49.pdf