GEA Bock HG44e Series - Special motor: design for direct or star-delta start

20
D
GB
F
E
96416-08.2020-DGbFEIRu
7 | Electrical connection
400 V
Direktstart YY Teilwicklungsstart Y/YY
1V1 1W11U1
2W12V12U1
L3L2L1 L3L2L1
L3L2L1
1V1 1W11U1
2W12V12U1
Direct start YY
PartwindingstartY/YY
Themotoriswiredfordirectstart(YY)atthefactory.ForpartwindingstartY/YY,thebridgesmust
beremovedandthemotorfeedlineconnectedaccordingtothecircuitdiagram:
ATTENTION Failureto do this results in opposed rotary elds and results in
damagetothemotor.Afterthemotorstartsupviapartialwinding
1,partialwinding2mustbeswitchedonafteramaximumdelay
ofonesecond.Failuretocomplycanadverselyaffecttheservice
lifeofthemotor.