Lennox LGH120H4M User Manual

Page 20
12.5 TON HIGH EFFICIENCY (R-410A) LGH150H4
1
Voltage - 60hz 208/230V - 3 Ph 460V - 3 Ph 575V - 3 Ph
Compressor 1 Rated Load Amps 19.6 8.2 6.6
Locked Rotor Amps 136 66.1 55.3
Compressor 2 Rated Load Amps 22.4 10.6 7.7
Locked Rotor Amps 149 75 54
Outdoor Fan
Motors (2)
Full Load Amps 3.2 1.7 1.5
(total) (6.4) (3.4) (3)
Power Exhaust
(1) 0.33 HP
Full Load Amps 2.4 1.3 1
Service Outlet 115V GFI (amps) 15 15 20
Indoor Blower
Motor
Horsepower 2 3 5 2 3 5 2 3 5
Full Load Amps 7.5 10.6 16.7 3.4 4.8 7.6 2.7 3.9 6.1
2
Maximum
Overcurrent
Protection
Unit Only 80 (70) 80 90 35 35 40 25 30 30
With (1) 0.33 HP
Power Exhaust
80(70) 80 90 35 40 40 30 30 30
3
Minimum
Circuit
Ampacity
Unit Only 62 (58) 65 71 28 30 33 22 23 25
With (1) 0.33 HP
Power Exhaust
64 (60) 67 73 30 31 34 23 24 26
NOTE - All units have a minimum Short Circuit Current Rating (SCCR) of 5000 amps.
1
Extremes of operating range are plus and minus 10% of line voltage.
2
HACR type breaker or fuse.
3
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements.
ELECTRICAL DATA
10 TON HIGH EFFICIENCY (R-410A) LGH120H4
1
Voltage - 60hz 208/230V - 3 Ph 460V - 3 Ph 575V - 3 Ph
Compressor 1 Rated Load Amps 16
7.8 5.7
Locked Rotor Amps 110 52 38.9
Compressor 2 Rated Load Amps 16 7.8 5.7
Locked Rotor Amps 110 52 38.9
Outdoor Fan
Motors (2)
Full Load Amps 2.4 1.3 1
(total) (4.8) (2.6) (2)
Power Exhaust
(1) 0.33 HP
Full Load Amps 2.4 1.3 1
Service Outlet 115V GFI (amps) 15 15 20
Indoor Blower
Motor
Horsepower 2 3 5 2 3 5 2 3 5
Full Load Amps 7.5 10.6 16.7 3.4 4.8 7.6 2.7 3.9 6.1
2
Maximum
Overcurrent
Protection
Unit Only 50 50 60 30 30 35 20 20 25
With (1) 0.33 HP
Power Exhaust
50 60 70 30 30 35 20 20 25
3
Minimum
Circuit
Ampacity
Unit Only 43 46 53 24 26 29 16 18 20
With (1) 0.33 HP
Power Exhaust
46 49 56 26 27 30 17 19 21
NOTE - All units have a minimum Short Circuit Current Rating (SCCR) of 5000 amps.
1
Extremes of operating range are plus and minus 10% of line voltage.
2
HACR type breaker or fuse.
3
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements.

Lennox LGH120H4M Specifications

General

Brand	Lennox
Model	LGH120H4M
Category	Air Handlers
Language	English