SMALL COMBINED CHANGEOVER SWITCHGEAR

The utility model relates to a small combined changeover switchgear apparatus and belongs to the instrument control component of the 400V grade service voltage. The utility model is characterized in that the switch of the small combined changeover switchgear apparatus is provided with a purpose-made contact and a cam breaking mechanism, and the switchgear apparatus of the utility model is provided with a high pressure-proof plug seat and the indication lamp of a neon lamp having high brightness. Compared with the switch and the switchgear apparatus of the same type, the utility model has the minimized volume, and the electric service life can reach 20 myriad times. The mechanical service life can reach 100 myriad times. Under the 400V service voltage, the pressurization of the utility model can exceed the standard of 2500V per minute, and has low cost.