5-10
5.3.5
Motor Overheating
Y E S
Y E S
N O
Y E S
Y E S
N O
N O
Y E S
N O
Is lo a d o r cu rre n t e xce e d in g
th e sp e c ifie d va lu e ?
C o n s id e r re d u cin g th e lo a d a n d in c re a sin g
th e c a p a citie s o f th e in ve rte r a n d m o to r
M o to r O ve rh e a tin g
Is m o to r ru n n in g a t lo w sp e e d
fo r a lo n g tim e ?
Is m o to r vo lta g e b e tw e e n U -
V ,V -W ,W -U co rre ct?
Is th e re a n y d e te rre n ce
p re ve n tin g co o lin g o f th e
m o to r
B a d co n n e ctio n b e tw e e n d rive
a n d th e m o to r
S e le ct th e m o to r a g a in
IN V fa u lts
C le a r th e d e te rre n ce
C o rre ct th e b a d co n n e ctio n