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10
25' maximum
8' minimum
12' maximum
OIL TRAP
INDOOR UNIT
OUTDOOR UNIT
***Each system is pre-charged with enough refrigerant to charge 25 ft. of line and the interior unit.
NOTE: Systems having the outdoor unit mounted above the indoor unit (e.g. basement
installations) have the following additional requirement:
For systems with maximum elevation of 25 ft. (see Figure A), refrigerant lines must be oil
trapped between 8 ft. and 12 ft. of elevation.
For systems with elevation of greater than 25 ft. Refrigerant lines must be oil trapped at least
every 12 ft. of elevation.
* Each system should have a 6-8 inch inverted trap at the condensing unit if mounted above
indoor unit.
Figure A.
Example: 25 ft. maximum elevation.
ART COOL MINI-SPLIT SINGLE ZONE
ELECTRICAL & REFRIGERATION • QUICK REFERENCE
NOTE: Recommend shielded cable for low voltage wiring.
Please see local electrical codes for proper wire specifications.
All equipment single phase.
*Minimum Circuit Ampacity
**Maximum Overcurrent Protection
Wire Size
Minimum AWG 14-3
Indoor/Outdoor Connecting Cable Shielded 18-4
Refrigerant Line Specifications***
Electrical Specifications
Type Model BTUs Voltage Rated Amps MCA* MOP**
ARTCOOL ™ Indoor Outdoor
A/C LA090CP 9,000 36V DC 115 7.2 15 15
A/C
LA120CP 12,000
36V DC 115 9.3 15 20
A/C
LA121CPM 11,500
36V DC 115 10.5 15 20
A/C
LA180CP 18,000
36V DC 230/208 9.8 15 20
H/P
LA090HP 9,000
36V DC 115 7.2 15 20
H/P
LA120HP 12,000
36V DC 115 9.3 15 20
H/P LA121HPM 11,500 36V DC 115 10.5 15 20
Type Model BTUs Pipe Size Additional Max. Pipe Max.
ARTCOOL
™ Liquid Suction Refrigerant Length
Elevation
A/C LA090CP 9,000 1/4" 3/8" 0.21 oz./ft. 50' 25'
A/C LA120CP 12,000 1/4" 1/2" 0.21 oz./ft. 50' 25'
A/C LA121CPM 11,500 1/4" 1/2" 0.21 oz./ft. 50' 25'
A/C LA180CP 18,000 1/4" 1/2" 0.21 oz./ft. 100' 50'
H/P LA090HP 9,000 1/4" 3/8" 0.21 oz./ft. 50' 25'
H/P LA120HP 12,000 1/4" 1/2 " 0.21 oz./ft. 50' 25'
H/P
LA121HP 11,500 1/4" 1/2 " 0.21 oz./ft. 50' 25'
Single Zone
Single Zone