2020 MXZ Multi-Zone Tech Manual

Specifications subject to change without notice. 6 Connection Rules ALL SYSTEMS MUST HAVE A MINIMUM OF 2 UNITS CONNECTED. DO NOT EXCEED 125% CONNECTION RATIO FOR MXZ PORTED UNITS. MAXIMUM NUMBER OF INDOOR UNITS THAT MAY BE CONNECTED MXZ-2C20NA(HZ) 2 MXZ-4C36NA(HZ) 4 MXZ-3C24NA(HZ) 3 MXZ-5C42NA(HZ) 5 MXZ-3C30NA(HZ) 3 MXZ-8C48NA(HZ) 8 MXZ-2C20NA(HZ)2, MXZ-3C24NA(HZ)2, MXZ-3C30NA(HZ)2, MXZ- 4C36NA2, MXZ-5C42NA2 Only 1 SVZ Air Handler may be used. 2 units must be connected No P-Series units can be connected when an SVZ is used in the system Connection ratio must be 100% or less Connection Rules when using the SVZ Air Handler MXZ-4C36NAHZ2, MXZ-5C42NAHZ2, MXZ-8C48NA(HZ)2, MXZ- 8C60NA2 If connecting 1 SVZ Air Handler Do not exceed 130% connection ratio [1] Do not exceed the maximum number of units Must have at least 2 units connected May connect (1) indoor SVZ unit if sized large enough to handle the minimum capacity (no other indoor unit is required) If connecting 2 SVZ Air Handlers No other equipment can be connected without using the Separate Power Terminal Block on all SVZ’s Do not exceed 130% connection ratio [1] If connecting 3 -5 SVZ Air Handlers All SVZ Air Handlers must have the SPTB1 installed Do not exceed 130% connection ratio [1] Separate Power Terminal Block part number is SPTB1 INDOOR UNIT CONNECTION RULES [1] Not all MXZ units can be connected to 130%. Please refer to submittals for maximum connectivity.