VDE 0113 / EN 60204 prescribe that these transformers can be used for feeding power to control circuits in switchgear systems, distribution boards, machines, etc. The windings, which are separated by the basic insulation, ensure reliable function with products which must comply with the requirements of system decoupling to EN 61558-2-1.

ETK single-phase control transformer

Primary max. 660 V, secondary max. 250 V
output 50 VA to 2500 VA
 ETK_pages_24-25.pdf

ETKS single-phase control transformer, with snap-on for top-hat rail

Primary max. 660 V, secondary max. 250 V
output 50 VA to 200 VA
 ETKS_pages_26-27.pdf

ETKU  Universal control transformer

Primary: 200/.../550 V, secondary: 2x 115 V
output max. 1000 VA
 ETKU_pages_28-29.pdf

UTK single-phase control transformer

Primary max. 750 V, secondary max. 250 V
output 1250 VA to 5000 VA
 UTK_pages_30-31.pdf