SPECIFICATIONS
General Data Nominal Tonnage 13 Ton 15 Ton 20 Ton
Model Number LHT156H4M LHT180H4M LHT240H4M
High High High
Blower Type MSAV®
Multi-Stage Air Volume
MSAV®
Multi-Stage Air Volume
MSAV®
Multi-Stage Air Volume
Cooling
Performance
Gross Cooling Capacity - Btuh
1
Net Cooling Capacity - Btuh
1
AHRI Rated Air Flow - cfm 4500 5500 7000
Total Unit Power - kW 12.3 20.1
1
IEER (Btuh/Watt) 15.7 15.5 15.5
1
EER (Btuh/Watt) 12.1 11.1 11.1
Refrigerant
Charge
Refrigerant Type R-410A R-410A R-410A
Circuit 1 21 lbs. 0 oz. 22 lbs. 12 oz.
Circuit 2 21 lbs. 0 oz. 21 lbs. 12 oz.
Heating
Performance
1
Total High Heat Capacity - Btuh
Total Unit Power - kW 12.4 15.0 19.3
1
C.O.P. 3.40 3.40 3.40
1
Total Low Heat Capacity - Btuh
Total Unit Power (kW) 11.1 13.4 17.9
1
C.O.P. 2.10 2.10 2.10
Electric Heat (kW) Available - See page 18
Compressor Type (number) Scroll (2) Scroll (2) Scroll (2)
Outdoor Coils Net face area (total) - sq. ft. 55.1 55.1 55.1
Number of rows 2 2 2
Fins per inch 20 20 20
Outdoor Coil
Fans
Motor - (No.) horsepower
Motor rpm 1075 1075 1075
Total Motor watts 2150 2150 2150
Diameter - (No.) in.
Number of blades 3 3 3
Total Air volume - cfm
Indoor Coils Net face area (total) - sq. ft. 21.4 21.4 21.4
Tube diameter - in.
Number of rows 4 4 4
Fins per inch 14 14 14
Drain connection - No. and size (1) 1in. FPT (1) 1in. FPT (1) 1in. FPT
2
Indoor
Blower
and
Drive
Selection
Nominal motor output
Motor - Drive kit number 3 hp
Kit 1 535-725 rpm
5 hp
3 hp
Kit 1 535-725 rpm
5 hp
7.5 hp
5 hp
7.5 hp
10 hp
Filters
Number and size - in.
Electrical characteristics
NOTE - Net capacity includes evaporator blower motor heat deduction. Gross capacity does not include evaporator blower motor heat deduction.
1
Cooling Ratings
High Temperature Heating Ratings - 47°F db/43°F wb outdoor air temperature and 70°F entering indoor coil air.
Low Temperature Heating Ratings - 17°F db/15°F wb outdoor air temperature and 70°F entering indoor coil air.
2
service factor limitations outlined on the motor nameplate.
NOTE – Motor service factor limit - 1.0.
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