Specifications

*1: Count VKM unit as two air conditioner indoor units. For details,
see below.
BRC1D52 or
BRC1E52A/B or
BRC301B61
BRC1D52 or
BRC1E52A/B
BRC1D52 or
BRC1E52A/B
› Independent operation of HRV is
possible
› Operation is possible using 2
remote controls
› Multiple HRV units can be
simultaneously controlled in
batch. (Up to 8 HRV units can be
connected)
› Air conditioner remote control can
be used
Independent
Operation
system
› Can control interlocked operation
of multiple
groups of VRV or
Sky Air indoor units
› When one of the multiple groups
operates, HRV units are interlocked
and operate simultaneously
Standard system
Air conditioning interlocked control
VRV, Sky Air) system
Multiple groups interlocked
Operation system
BRC1D52
BRC1E52A/B
BRC301B61
BRC1D52
BRC1E52A/B
BRC301B61
HRV HRV
BRC1D52
BRC1E52A/B
Indoor unit
HRV
BRC1D52
BRC1E52A/B
Indoor
unit
Group 1
Group 1 Group 2
BRC1D52
BRC1E52A/B
Indoor
unit
Group 2
BRC1D52
BRC1E52A/B
KRP2A61
Indoor
unit
Group 2
BRC1D52
BRC1E52A/B
Indoor
unit
Group 1
HRV HRV
› Multiple VRV indoor units or HRV
units can be connected and
controlled in batches, with inter-
locked operation of HRV and
air conditioners by using the air
conditioner remote control.
› The HRV unit can also be operated
independently using the remote
control for the indoor unit, even if
the indoor unit is not in operation
During group control operation, the VKM unit has a capacity equivalent
to 2 standard indoor units. Up to 16 standard indoor units can be con-
nected at the same time.
Connectable indoor units:
VKM 0 1 2 3 4 5 6 7 8
Max. no. of VRV 16 14 12 10 8 6 4 2 0
Note: The VKM uses 2 remote controller addresses per unit.
The number of units that can be group controlled is shown above.
BRC301B61 only available for VAM-FA
System
Characteristics
Necessary
Accessories
System construction (HRV only)
27
A variety of units can be controlled using only the BRC1D52 or the BRC1E51A (HRV only)
› Group Control
One air conditioner remote control simultaneously controls up to 16 air conditioning and HRV units.
› Control using 2 remote controls
Allows control of air conditioning and HRV units from two locations by connecting two air conditioner remote controls.
(group control is possible)
› Long-distance Remote Control
Remote operation control - from a distant control room for example - is possible thanks to wiring of up to 500 m.
(2 remote controllers possible)
Up to 500m
Up to 500m
BRC1E52A/B no1
Indoor units
HRV
BRC1E52A/B no2
Long distance
remote control
Control using 2
remote controls
Group control