Device for the control of a smooth starting or ending of a...

Details Device for the control of a smooth starting or ending of a... Device for the control of a smooth starting or ending of a...

2011-05-24

2011-05-24

Masih, Karen (Department: 2837)

Electricity: motive power systems

Induction motor systems

Primary circuit control

C318S008000, C318S011000

Reexamination Certificate

active

07948203

ABSTRACT:
An arrangement for the control of a soft starting or stopping of a three phase current motors (1), a so-called soft starter, is furnished for starting of heavy mechanical, electrical, or hydraulic drives. In order to obtain a space savings with individual or multiple installation and to obtain a better accessibility during servicing, at least one switch cell (3) is formed in a switching cabinet (2), wherein the switch cell (3) comprises at least a three phase power block (4), and the power electronic (5) as well as contactors (6, 18) and is as a unit towards the front easily demountable or inversely incorporatable and is arranged without attachment at the rear or side wall (8) of the switch cabinet (2). In addition, it is furnished that in contrast a separating switch (9) attached at the switch cabinet wall (2) with a collection rail connection (10) by way of a pluggable contact coupling (10a) is connectable upon shifting inside and disengageable upon pulling out.

REFERENCES:
patent: 4638226 (1987-01-01), Damiano et al.
patent: 6208111 (2001-03-01), Williams
patent: 91116635 (1992-01-01), None
patent: 10301270 (2003-07-01), None
patent: 2004357348 (2004-12-01), None
patent: 2006034977 (2006-04-01), None

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