Midea "Modular Chillers air-cooled with Digital Scroll compressors MGB series"

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    Multi-Bend Heat Exchanger

    Increased heat. This unit uses the heat exchangers with tubes of a special design, the inner surface of which has trapezoidal notches "Innergrove cooper", which provides maximum heat transfer surface area increased. Due to this heat increases by 28%, reduced power consumption, and hence increases the efficiency of the system.

    The modular chillers, air-cooled condenser designed for use in outdoor installation on the roof of the building or its surrounding area.
    The series includes seven base units (4 standard size) capacity of 25, 30, 35, 55, 60, 65, 130kW (We supply 25, 30, 65kW, the others - on request). The modular design allows the assemblies compose various performance by combining the respective modules, thereby obtaining the required cooling capacity. The units are interconnected directly with the object. All units are equipped with the function of reversing the refrigeration cycle and may operate in the cooling mode in summer and the transition time, and in a heat pump in winter mode and in a transition period. By using modular chillers series MGB minimum system cooling capacity of 25 kW, maximum 1480 kW. Modular chillers are combined to form a single communications management. In this work of several units in the group is carried out in a master / slave mode: One chiller is leading, the others are driven chillers. Depending on the required cooling capacity, automatic control system driving unit includes the necessary level of performance (compressor), the unit or group of chillers. A communication connection between the modules is very simple. Connecting the communication line between the two blocks of 30 kW, 65 kW or 185 kW carried out before the launch. As a communication line used shielded 2-wire twisted pair. The modular chiller design gives great advantages during installation, operation, maintenance and service.

     
    Feature model MGB-D25W/RN1 MGB-D30W/RN1 MGB-D65W/RN1
    Сompressors Type(technology) Digital Scroll COPELAND ZPD67KCE-TFD532+ Scroll ZP67KCE-TFD522 Digital Scroll COPELAND ZPD67KCE-TFD532+ Scroll ZP67KCE-TFD522 Digital Scroll COPELAND ZP144KCE-TFD522 + ZPD72KCE-TFD433 + ZP67KCE-TFD420
    Power, V/Hz/Ph 380/50/3 380/50/3 380/50/3
    Cooling Power, kW  28  30  65
    Heating Power, kW 29.5  32  69
    Power Consumption, Cooling, kW  9.3  10  20.4
    Power Consumption, Heating, kW  9.2  9.8  21.56
    Dimensions without packing, (WxHxD), mm 1514х1865х841 1514х1865х841 2000х1880х900
    Weight, Net/Gross, kg  380/420 380/420 600/670
    Noise Level, dB  65  65  67
    Air Flow, m3/hour  12000  12000 24000
    Nominal water flow, m3/hour 4.4  5,2  11,2
    Water pressure drop, kPa  60  60 15
     Inside water/liquid volume, L  10 10  42
    Water inlet/outlet pipeline connection DN 40 mm DN 40 mm DN 100 mm