Switch introduction

HD series single-throw knife switch, HS series double-throw knife switch is suitable for AC 50Hz, rated voltage 400V, DC 220V, rated current to 1500A complete power distribution device, used as manual infrequently connected and disconnected AC and DC circuit or For electrical isolation.

The HD(S) 11 Series Central Handle Knife Switch is primarily used in power stations and does not cut off circuits with current for electrical isolation.

HD(S) 12 series side front lever operating mechanism type knife switch is mainly used in front and front maintenance switch cabinets, and the operating mechanism can be installed on both sides of the cabinet.

HD(S) 13 series central front lever operating mechanism type knife switch is mainly used in front and rear maintenance switch cabinets, and the operating mechanism is installed directly in front.

HD(S) 14 series side operated handle knife switch, mainly used in the power box.

The knife switch with the arc extinguishing chamber can cut off the current load, and the other series of knife switches are only used for electrical isolation.

Model meaning

The main technical parameters

3.1 rated voltage is AC 400v, DC 220V.

3.2 rated current is 100,200,400, 600, 1000, 1500A, 2000A. 3000A

3.3 Main technical performance parameters (see Table 1)

Shape and installation dimensions