This standard specifies the technical requirements, inspection rules, etc. for the control cabinet of the air conditioning unit of the passenger car unit. This standard applies to the control cabinet for the air conditioning unit of the passenger car unit (hereinafter referred to as the control cabinet).
TB/T 2557-1995 history
2006TB/T 2557-2006 Electric integrated control cabinet for railway passenger car
1996TB/T 2557-1995 Specifications for control cabinets of air-conditioning units for passenger cars