Three-phase transformers for fan control
DSST-G
Three-phase step transformer according to EN 61558, VDE 0570, part 2-13. Common exit and entry coil. Coils without galvanic separation. Transformer within a plastic or steel case with a step switch, protection system IP 43. Terminals with screwed connection, safety class I, ta 40°C, 50/60 Hz.
IR: 2,75 - 35,00 AUPRI: 400 VUSEC: 120 - 400 V
SSTD
Two single-phase step transformers (in V-circuit) according to DIN EN 61558, VDE 0570, part 2-13. Common exit and entry coil. Coils without galvanic separation. Connection to cage clamps, prepared for safety class I, ta 40°C, 50/60 Hz, dip impregnated.
IR: 1,0 - 19,0 AUPRI: 400 VUSEC: 80 - 400 V
SSTD-G
Two single-phase step transformers (in V-circuit) according to DIN EN 61558, VDE 0570, part 2-13. Common exit and entry coil. Coils without galvanic separation. Transformer within a plastic or steel case with a step switch, protection system IP 43. Connection to terminals, safety class I, ta 40°C, 50/60 Hz.
IR: 0,8 - 11,0 AUPRI: 400 VUSEC: 80 - 400 V