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Screw Chiller&Heat Pump Unit
Cooling capacity: 150 to 1164 kW
Heating capacity: 170 to 1250 kW
● Semi-hermetic screw compressor
● External rotor type axial fans, equipped with three phase direct drive motors, low noise 8 poles, protection level IP54, provided with a protective outlet grille, Condenser built with seamless copper tubes mechanically expanded into blue hydrophilic aluminum fins
● Hydraulic circuit built with galvanized pipe


● 15 sizes available ranging from 150 kW to 1164 kW cooling capacity

● Semi-hermetic screw compressor for mod.150 to 1170. Each compressor is equipped with a crankcase heater and a

thermal overload cut-out; the screw compressor is also complete with a built-in electronic protection with temperature

sensor located directly in the motor winding and on the discharge line

● External rotor type axial fans, equipped with three phase direct drive motors, low noise 8 poles, protection level IP54,

provided with a protective outlet grille

● Evaporator built with high efficiency shell and tube type heat exchanger, factory insulated with flexible close cell

material.

Condenser built with seamless copper tubes mechanically expanded into blue hydrophilic aluminum fins

● Refrigerant circuit complete with charge valves, filter drier, sight glass, gas-liquid separator, thermostatic expansion

valve, high & low pressure switch. The heat pump unit is completed also with 4-way valve, liquid receiver and one way

valve

● Hydraulic circuit built with galvanized pipe, complete with water discharge connection for shell and tube heat

exchanger and flange type hydraulic connectors

● Electric panel consist of: compressor contactor, fan motor contactor, compressor isolating switch, fan protection

breaker, phase sequence relay and microprocessor with function display

● Automatic operation dramatically reducing maintenance cost thanks to reliable microprocessor system

Option


♦ Metallic filter for hydraulic circuit

♦ Rubber antivibration mounting

♦ Remote condenser

♦ BMS

♦ Modular design

♦ T3 (Tropical climate)

♦ Heat recovery

♦ Plate heat exchanger


Parameters
Catalog
Screw Chiller&Heat Pump Unit
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Contact us
Tel:0086-531-88926116
E-mail:info@larkac.com
Add:Zaozhuang,Shandong

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