Daikin VRV Service Manual

System Basic Configuration Si30-408
14 Introduction
3.2 Heat Recovery (Cooling / Heating Individual Operating)
System
z R(S)EYP(Q) ~
Outdoor unit
Selection to cooling and heating in the BS unit.
Cooling Mode
Heating Mode
R22 / R407C
/ R410A
BS unit
BS unit
Three pieces of piping for discharge, liquid,
and gas
Normal motorized valve
(SH) control
Normal motorized valve (SC) control
Master
Slave
Master
Controls cooling and heating by selection the inside
solenoid valve
• Control operation mode by using plural four way valves
• Outdoor heat exchanger is divided and changed to condenser
/ evaporator based on the load
• Selection for cooling / heating is possible only by master
remote controller (not displaying "selection under control")
which has been set in each BS unit.
• Slave remote controllers have following selection function only.
(1) Cooling, dry and fan only at Master unit cooling
(2) Heating and fan only at Master unit heating

Daikin VRV Specifications

General

Brand	Daikin
Energy Efficiency	High
Control	Centralized and individual zone control
Inverter Technology	Yes
Type	Variable Refrigerant Volume (VRV)
Cooling Capacity	Varies by model
Heating Capacity	Varies by model
Refrigerant	R-32 or R-410A
Application	Commercial buildings, large residential spaces
SEER	Varies by model
HSPF	Varies by model
EER	Varies by model
COP	Varies by model
Sound Level	Varies by model
Indoor Unit Options	wall-mounted, ducted