... switchgear complies with the standard of GB3906-91 (3-35KV AC metal-enclose switch cabinet), the standard of DL4047-91 (indoor ... bus power system to receive and distribute the power. It is widely used in various kinds of power plants, substation and industrial ... circuit making currentKA50, 63, 80,100,130,160Rated short-time withstand current (4S)KA20, 25, 31.5,40,50,63Rated ...