This standard specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of ZP·W1-18 type non-insulated frequency shifting automatic blocking equipment (hereinafter referred to as equipment). This standard applies to the design, manufacture, inspection and maintenance of equipment.
TB/T 3029-2002 history
2002TB/T 3029-2002 ZP·W1-18 type non-insulated frequency shift automatic blocking equipment