This standard specifies the type and structure, basic parameters, technical requirements, test methods, inspection rules, signs, instructions for use, packaging, transportation and storage of large-scale ammonia ice-making devices (hereinafter referred to as "ice-making devices"). This standard is applicable to large-scale ice-making devices that use R717 as the refrigerant and use brine indirect cooling to produce non-edible white ice, with a daily output of more than 1Ot. Small ice making devices, transparent ice ice making devices and Freon ice making devices can also be used as a reference.
JB/T 7222-2006 Referenced Document
GB 50052 Code for design electric power supply system *, 2009-11-11 Update