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Shandong Lark Central Air Conditioner Co., Ltd.
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Mini Air to Water Heat Pump Unit (R410a)
LAWH(R) PA 35÷50
Cooling Capacity : 34.5÷50 kW
Heating Capacity : 37.6÷55.6 kW
STRUCTURE : Panels and base frame are made from galvanized steel protected with polyester powder painting to ensure total resistance to atmospheric agents.
HERMETIC COMPRESSORS : Three phase scroll compressor, with thermal overload cut-out and crankcase heater mounted on rubber vibration isolators.
AXIAL FANS : External rotor type axial fans, equipped with single phase direct drive motors, low noise 6 poles, protection level IP54, provided with a protective outlet grille.
EVAPORATOR : High efficiency stainless steel brazed plate heat exchanger, factory insulated with flexible close cell material.
CONDENSER : Coils are consisting of seamless copper tubes mechanically expanded into blue hydrophilic aluminum fins, protected with flexible plastic grill.
REFRIGERANT CIRCUIT : Copper tube connection with charge valve, filter drier, sight glass, gas-liquid separator, thermostatic expansion valve, low pressure switch with automatic reset, high pressure control with manual reset.
The heat pump unit is completed also with 4-way valve, liquid receiver and one way valve.
HYDRONIC CIRCUIT : Built with air vent valve, water drain connection, water circuit safety valve, female-threaded hydraulic connectors and inertial water storage tank.
ELECTRIC PANEL
consists of :
Compressor contactor;
Compressor protection breaker;
Fan motor protection breaker;
Control circuit protection breaker;
Phase sequence relay ;
Programmable microprocessor controller;
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