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Midea VRF – CoolMaster Outdoor line connection

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This article applies to the following CoolMaster products:

  • CoolMaster
  • CoolMasterPro
  • CoolMasterNet
  • CloudBox

* Mixing different Midea series on the same line is not supported

Midea VRF – Outdoor line connection

Maximum systems per line: 8

Maximum indoor per line: 64

  • Supported device line number: L7 (Default) , L4 , L5 , L6 (using L6 require dip switch configuration)
  • Line polarity consideration is required. If L6 was not enabled, L7 does not require polarity consideration
  • Cable type – Follow Midea's installation instructions
  • Set line type in the CoolMaster device to:  MD
  • Set dip switch P according to drawing , 
    dip switch Q,R,S are not applicable for lines 3,4,5,6,7,8
  • Follow Midea's instruction on how to address the units
  • Each system and Indoor must be set with unique address
  • Midea V5 supports only indoor service data
  • Midea V6,V8 supports Outdoor and Indoor Data
  • Do not Mix different Midea series on the same line

 

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