16 | About the units and options
Installer and user reference guide
59
REYQ8~20+REMQ5U7Y1B
VRV IV+ heat recovery
4P561154-1A – 2020.10
Continuous heating
REYQ20 = REYQ8 + 12
REYQ22 = REYQ10 + 12
REYQ24 = REYQ8 + 16
REYQ26 = REYQ12 + 14
REYQ28 = REYQ12 + 16
REYQ30 = REYQ12 + 18
REYQ32 = REYQ16 + 16
REYQ34 = REYQ16 + 18
REYQ36 = REYQ16 + 20
REYQ38 = REYQ8 + 12 + 18
REYQ40 = REYQ10 + 12 + 18
REYQ42 = REYQ10 + 16 + 16
REYQ44 = REYQ12 + 16 + 16
REYQ46 = REYQ14 + 16 + 16
REYQ48 = REYQ16 + 16 + 16
REYQ50 = REYQ16 + 16 + 18
REYQ52 = REYQ16 + 18 + 18
REYQ54 = REYQ18 + 18 + 18
16.5.4 Possible options for the outdoor unit
INFORMATION
Refer to the technical engineering data for the latest option names.
Refrigerant branching kit
Description Model name
Refnet header KHRQ23M29H
KHRQ23M64H
KHRQ23M75H
Refnet joint KHRQ23M20T
KHRQ23M29T9
KHRQ23M64T
KHRQ23M75T
For the selection of the optimal branching kit, please refer to "To select refrigerant
branch kits"[474].
Outdoor multi connection piping kit
Number of outdoor units Model name
2 BHFQ23P907
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