... quarter, textile, food, medicine, metallurgy etc.STRUCTUREPanels and frame are made from galvanized steel protected with polyester powder ... with low energy consumption, stable operation, and little vibration and low noise.EVAPORATOR&CONDENSERHigh efficiency tube in ... .23.54.04.54.86.1Control SystemDedicated heat pump controller,PID regulatorSecurityOverload, high voltage, wrong Phase, water, ...