| 摘要 |
The switch for switching load to emergency generator in case of power failure or to normal power line in case of recovery, includes a cam(33) linked to a handle, an adjusting lever(41) transforming rotating movement of the cam to reciprocating movement, a horizontal adjusting arm(42) moving up and down, upper(45) and lower(46) levers rotating shafts of upper and lower input part, a trip lever(55) releasing electrical contact and supported on side wall of the switch elastically, and a adjusting shaft(62) having hemispheric grooves(64,65) selecting one of upper or lower input part.
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