Sanyo ECO G SGP-EW120M2G2W, Technical Data Manual

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System Design
3. Refrigerant piping design
D-10
(4) Selecting branch and header piping
1) When a branch pipe set is used
Select the branch set from the following table.
* For details, see the section on items sold separately.
Total capacity
Max. piping length
Up to 16 kW 16.1 – 22.4 kW 22.5 – 35.5 kW 35.6 – 45.0 kW 45.1+ kW
Up to 90m equivalent length APR-P160BG APR-P680BG APR-P1350BG
Over 90m equivalent length APR-P160BG APR-P680B APR-P1350BG
2) Header piping sets
Select the header piping set from the following table.
* For details, see the section on items sold separately.
Total capacity
Max. piping length
Types 120 and 150 Types 190 and 224
Up to 90m equivalent length SGP-HCH280K SGP-HCH560K
Over 90m equivalent length SGP-HCH560K
*
When maximum piping length (L1) exceeds 90m (equivalent length), or if interior unit connected
capacity exceeds 130% of outdoor unit capacity, increase the diameter of both liquid and gas pipes
(LA) by one size.
Be careful when selecting pipe sizes, as the wrong size may impair performance.