Hitachi H100C, Technical Notes

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(2) Oper a t ion
F ig. 3
Wh en a pplyin g volt a ge t o t h e coil, t h e elect r om a gn et is excit ed a n d t h e m ovin g cor e is a t t r a ct ed t o t h e fixed cor e,
t h en m oves in t h e dir ect ion of t h e a r r ow. Th e m ovin g con t a ct lin k ed t o t h e m ovin g cor e com es in t o con t a ct w it h
t h e fixed con t a ct a n d closes t h e cir cu it . Th en , con t a ct pr ess u r e a n d con t a ct over t r a vel a r e a pplied t o t h e con t a ct
by mea n s of t h e cont a ct spr in g.
Wh en r elea sin g t h e excit a t ion of t h e coil, t h e m ovin g cor e is sepa r at ed fr om t h e fixed cor e, a n d t h e m ovin g con t a ct
pa r ts from t he fixed con t act , a n d open s t he circu it .
Th e a bove m ovem ent s a re sh own in F ig. 4: opera t ion dia gra m .
F ig. 4 Oper a t ion dia gr a m