IS 2628 Pt.2-1967

标准号：IS 2628 Pt.2-1967
发布日期：1967/9/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：1.1 This standard ( Part II) covers the requirements, including the dimen-sional requirements, for rotary wafer switches (low current rating) with central mounting used in electronic and telecommunication equipment.1.1.1 Rotary wafer switches with normal-duty and heavy-duty index mechanisms are covered in this specification.Note — The terms ' normal-duty ' and ' heavy-duty ' bear no relationship to the electrical rating of the switches but indicate the difference in the operating torque.