GEA Bock HGX46 CO2 T - Manual (Page 23)

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5| Electrical connection
Star-delta start-up is only possible for 230 V power supply. Example:
230 V ∆
Direct start Star-delta start
400 V Y
Direct start only
L1 L3 L2
PTC
L1
L2
L3
L1
L2
L3
L1 L3 L2
PTC PTC
W2
U2
V2
W1 U1
V1
W2
U2
V2
W1 U1
V1