HD series, HS series opening type knife switch and transfer knife switch (here short for knife switch) is applicabled in AC 50HZ rated voltage of 400V DC 400V and distribution the rated current to 3000A.
As not frequently manual Connect and disconnect the DC power or act as Load isolating switch.
1.Central handle type knife switch is mainly used for power sta tion, but not cut the current circuit,
do just as load isolation switch.
2.Side operation handle type knife switch, is mainly used in Power box.
3.Central leverage mechanical handle type knife switch is mainly used in the cabinet of maintenance
in back side and operation in front, operating mechanism is installed in front.
4.Side leverage mechanical handle type knife switch is mainly used for the knife switch ope rating
in side or ahead, maintenance ahead and operation mechanism can be installed on both sides of the distribution box.
5.The knife switch with Arc chamber with the function of current load, other series knife switch only
act as load isolation switch.
Standards: GB14048.3