VI-7
I
NSTALLATION
Oil trap
Allowable pipe length
from the first branch to
the farthest indoor unit
High pressure gas pipe
connection for HR
outdoor modules
(HR only)
New
additional joints
High pressure gas
connection for HR MCU
(HR only)
MCU
(HR system)
Additional refrigerant
charging
(HR system)
Maximum connectable
indoor units
64 indoor units 48 indoor units
Max. piping length
200m
90m
(If the pipe length between the first branch to the farthest indoor unit
is over 45 m, the pipe size has to be increased 1size.)
Y-joint (Optional products)
T-joint (Field available)
45m
-
-
-
170m
Interface module
MIM-B13A
MIM-B13
AVX✳✳✳000EE AVX✳✳✳000EA, EB,EC
MCCB, ELB,
Power cable
Connectable indoor units
Ex) 12HP Ex) 12HP
DVM PLUS III, DVM PLUS III HR DVM PLUS II, DVM HR II
• When the piping length between the outdoor
units is 2m or more, a vertical trap has to be
installed like above diagram.
◆ High pressure gas pipe : brazing type
❈ Model: MXJ-YA1500/YA2500
MXJ-YA3100/YA3800
Less than 1m
200~300mm
No vertical trapNo vertical trap
2m or more
MCU-4EAE1
MCU-4EAEV1
MCU-6EAE1
◆ High pressure gas pipe : Flare type
MCU-4EAE
MCU-4EAEV
MCU-6EAE
Type Model Outdoor unit capacity
Outdoor joint
MXJ-T3100K below 48HP
MXJ-T3800K Above 50Hp
Type Model
Outdoor joint MXJ-T4422K
Y-joint MXJ-YA2812K
Additional Refrigerant Charging of MCU Kit (kg/unit)
Additional refrigerant charging of MCU is
0.5kg for every MCU kit.
0.5
HP MCCB(A) ELB
12 40 40A, 30mA, 0.1second or less
HP MCCB(A) ELB
12 35 40A, 30mA, 0.1second or less
❈ For more detail information about installation, refer to installation manual.
06_Installation(02~45) 3/15/08 4:34 Page 7
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