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  • technical data

    VRV Air Handling Applications - Control Box

    EKEXMCB

    air conditioning systems

  • VRV systems Fresh Air Treatment 1

    Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB

    TABLE OF CONTENTSEKEXMCB

    1 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

    2 Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

    3 Capacity tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Combination table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5Cooling capacity tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Capacity correction factor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

    4 Dimensional drawing & centre of gravity . . . . . . . . . . . . . . . . . . . . . . . . 8Dimensional drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

    5 Wiring diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9External connection diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

  • Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB

    11

    2

    sh Air T trol box XMCB Air han1 Specifications

    Fre Con EKE VRV

    1-1 TECHNICAL SPECIFICATIONS EKEXMCBV3Casing Colour White grey

    Material ResinDimensions Unit Height mm 132

    Width mm 400Depth mm 200

    Packing Height mm 215Width mm 495Depth mm 310

    Weight Unit kg 3.5Packed Unit kg 4.5

    Packing Material CartonWeight kg 0.38Material EPSWeight kg 0.24Material PlasticWeight kg 0.09

    Operation Range Cooling Min CDB -5.0Max CDB 46.0

    Standard Accessories

    Item Thermistor (R1T)Quantity 1Item Thermistor (R2T/R3T)Quantity 2Item Insulation SheetQuantity 2Item Rubber sheetQuantity 2Item Wire to wire spliceQuantity 6Item Installation and operation manualQuantity 1Item Screw nutQuantity 9Item Tie-wrapsQuantity 6Item Capacity setting adapterQuantity 8Item Stopper (closing up) VRV systems Fresh Air Treatment

  • 311

    Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB1 Specifications

    1-2 ELECTRICAL SPECIFICATIONS EKEXMCBV3Power Supply Name V3

    Phase 1Frequency Hz 50Voltage V 230Voltage range Minimum V -10%

    Maximum V +10%Wiring connections For Power Supply Quantity 3

    Remark Earth wire includedFor connection with indoor

    Quantity 2Remark F1-F2

    For remote control Quantity 2Remark P1,P2

    For expansion valve kit

    Quantity 6Remark Y1~Y6

    Thermistors liquid pipe

    Quantity 2Remark R1,R2

    Thermistors gas pipe

    Quantity 2Remark R3,R4

    Thermistor air Quantity 2Remark R5,R6

    ON/OFF Remark T1,T2Power Supply Intake Bottom VRV systems Fresh Air Treatment 3

  • Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB

    12

    42 Options

    EKEX

    Caution for options:

    - Do not connect the system to DIII-NET devices (intelligent controller, intelligent manager, DMS-IF, bacnet gateway...) This could result in malfunction or breakdown of the total system.

    - Do not use this system in combination with a field supplied air handling unit.

    Do not connect this system to other indoor units.

    - See combination table for application of valve kits.

    4TW27149-1A

    N Item EKEXMCB

    1 Remote Control (Wired type) BRC1D527

    2 Wiring adaptor for electrical appendices KRP4A516

    3 Remote sensor KRC501-1

    4 Valve kits EKEXV50,63,80,100,125,140,200,250 VRV systems Fresh Air Treatment

  • 313

    Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB3 Capacity tables3 - 1 Combination table

    Combination table

    n: Qty determined by connection ration or maximum number of indoors units (in combination with VRV-outdoor, the EKEXV-kit is considered as one of the indoor units)

    3TW28089-2A

    Control box Expansion valve kit

    Control Z Class 50 Class 63 Class 80 Class 100 Class 125 Class 140 Class 200 Class 250

    outdoor unit EKEXMCB EKEXV50 EKEXV63 EKEXV80 EKEXV100 EKEXV125 EKEXV140 EKEXV200 EKEXV250

    System

    B

    (C/O)

    3 ph

    5 hp RXQ5P7W1B n n n n n n n n n

    8 hp RXQ8P7W1B n n n n n n n n n

    10 hp RXQ10P7W1B n n n n n n n n n

    12 hp RXQ12P7W1B n n n n n n n n n

    14 hp RXQ14P7W1A n n n n n n n n n

    16 hp RXQ16P7W1A n n n n n n n n n

    18 hp RXQ18P7W1A n n n n n n n n n VRV systems Fresh Air Treatment 5

  • Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB

    13

    63 Capacity tables3 - 2 Cooling capacity tables

    3TW28082-1

    EKEXMCBEvaporator capacity table

    Indoor air temp. Indoor air temp.

    Capacityindex

    OutdoorCDB

    14WB 16WB 18WB 19WB 20WB 22WB 24WBCapacityindex

    OutdoorCDB

    14WB 16WB 18WB 19WB 20WB 22WB 24WB20DB 23DB 26DB 27DB 28DB 30DB 32DB 20DB 23DB 26DB 27DB 28DB 30DB 32DBTC TC TC TC TC TC TC TC TC TC TC TC TC TC VRV systems Fresh Air Treatment

  • 313

    Fresh Air Treatment VRV AIR HANDLING APPLICATIONS - CONTROL BOX EKEXMCB3 Capacity tables3 - 3 Capacity correction factor

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