Sinclair SDV6 User And Installation Manual page 31

√ Correct
√ Correct
Branch lower than the outdoor unit piping
connection and the direction inclination angle is
between 0-15°
√ Correct
× Incorrect
× Incorrect
0-15°
26
If the piping length between outdoor units is 2m or more,
the oil trap for the gas pipe should be provided so that
accumulation of refrigerant oil does not occur.
Less than 2m
W1
Indoor unit side
<2m
2m or more
W1
Oil trap
≥200mm
Indoor unit
side
<2m
≥2m
NOTE
In systems with multiple outdoor units, the units
should be placed in order from the largest
capacity unit to the smallest capacity unit. The
largest capacity unit must be placed on the first
branch, and be set as the master unit, while the
others should be set as slave units. The capacity
of outdoor units W1, W2 and W3 must meet the
following conditions: W1 ≥ W2 ≥ W3.
W1 W2
Units
a
b
c
a To indoor unit
b Outdoor branch joint assembly (first branch joint)
c Outdoor branch joint assembly (second branch joint)
W2 W3
<2m
W2 W3
Oil trap
≥200mm
<2m
≥2m
W3