86-10-66068076 
86-10-66022112
wangwang@moe.edu.cn
Products
REFRIGERATION HEATING TRAINER |
| Description: It consists of air-conditioning system, refrigerator system, control panel, pressure detection unit and connection area, etc. (1) Air-conditioning system consists: Indoor heat exchanger, outdoor heat exchanger, compressor, 4-way valve, sight glass, and control valves, etc. (2) Refrigerator system consists: Refrigerator compressor, condenser, evaporator, throttle, sight glass, thermostat, filter, three position 2-way valve, etc. (3) Control panel consists: Single-phase 3-wire 220V AC power supply. One AC voltmeter, measuring range: 0~250V. One AC ammeter, measuring range: 0~10A. Two digit displayed thermometers. RCCB and key switch to control the power mains. Schematic diagram of air-conditioning system and refrigerator system. Test points. Over heat protection, which protect the compressor from overheating or overload. (4) Pressure detection unit consists: Four vacuum pressure gauges are used to monitor pressures at air-conditioning system and refrigerator system. Measuring ranges: -0.1~1.8MPa and -0.1~3.8MPa. (5) Connection area: Includes a connection area for electrical control circuit of air-conditioning system and refrigerator system, train students' hands-on ability. Specifications (1) Power supply: single-phase 3-wire AC 220V10% 50Hz. (2) The work environment: temperature: -10 ~ 40 , relative humidity <85%, altitude 4000 m. (3) Power capacity: <1.5kVA. (4) Protection system: protections against voltage leakage and current leakage. Details:
| |||||||||||||||||
