Refrigerator door [Preferred] Shandong Huayu cold storage design safety requirements 1. The use of ammonia as a refrigerant cold storage refrigeration system should be built in the surrounding less densely populated areas. 2. On the outside of the refrigeration room door convenient for operation, set off the refrigeration compressor power switch, this switch should be able to stop the operation of all refrigeration compressors, and should set the relevant logo. If the machine control panel is located in the master control room, each refrigeration compressor should be added next to the push button switch. 3. ammonia refrigeration system for the engine room shall be equipped with emergency air exhaust means; an accident exhaust fan shall be explosion-proof motor, when the accident occurred while the refrigeration system was cut off the power supply should be able to ensure a reliable power supply accident ventilator. Overload protection should be the role of accident ventilator to signal alarm systems not directly stop the exhaust fan. Accident ventilator control button box should concealed door in ammonia compressor outside wall. 4. located in the outdoor condenser, oil separators and other equipment, shall be fenced to prohibit non-operating personnel to enter and set the identity. When the high-pressure accumulator is outdoors due awning. 5. Cold distribution room shall be provided, and should be as close to the compressor room. 6. ammonia compressor room, high and low voltage power distribution room shall be so arranged emergency lighting, lighting duration of not less than 30 minutes. Room lighting selection proof lighting, illumination appropriate for 50-70Lx. 7. The ammonia concentration of ammonia compressor room should install automatic measuring device refrigerator door manufacturers, when the ammonia concentration approaches 10% of the lower explosive limit, should be able to send out a warning signal. Shandong refrigerator door [Fitch] preferred food cold food cold storage building is used for food freezing and cold storage, it is through artificial refrigeration ways to make the library maintain a certain low temperature. In order to reduce the introduction of external heat, cold storage floors, walls and roofs are laying moisture and gas barrier layer of a certain thickness of insulation, cold storage project management in food, cold food should be based on the characteristics, the implementation of scientific management casement cold door to ensure safety in production, to extend the service life of electric refrigerator door, lower production costs, saving maintenance costs, improve the economic efficiency refrigerator door manufacturers _ Hua Yu Machinery (certified) _ refrigerator door by the Shandong Tengzhou Hua Yu Machinery Limited. Shandong Hua Yu Machinery Co., Ltd. (www.huayujxsb.com) (www.huayujxsb.com) is an industry leader in Shandong Binzhou, industry-specific equipment, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. In Fitch machinery leadership with the staff warmly welcome all inquiries negotiations to create Hua Yu Machinery better future.