Lennox LGH240H

Page 20
ELECTRICAL DATA 25 TON
25 TON STANDARD EFFICIENCY LGH300S4
1
Voltage - 60hz 208/230V - 3 Ph 460V - 3 Ph 575V - 3 Ph
Compressor 1 Rated Load Amps  8.2 6.6
Locked Rotor Amps 136 66.1 55.3
Compressor 2 Rated Load Amps  8.2 6.6
Locked Rotor Amps 136 66.1 55.3
Compressor 3 Rated Load Amps 22.4 10.6 7.7
Locked Rotor Amps  75 54
Compressor 4 Rated Load Amps 22.4 10.6 7.7
Locked Rotor Amps  75 54
Outdoor Fan
Motors (6)
Full Load Amps
(total)
2.4
(14.4)
1.3
(7.8)
1
(6)
Power Exhaust
(2) 0.33 HP
Full Load Amps
(total)
2.4
(4.8)
1.3
(2.6)
1
(2)
Service Outlet 115V GFI (amps) 15 15 20
Indoor Blower
Motor
Horsepower 5 7.5 10 5 7.5 10 5 7.5 10
Full Load Amps 16.7 24.2 30.8 7.6 11 14 6.1  11
2
Maximum
Overcurrent
Protection
Unit Only 125 150 150 60 70 70 50 50 50
With (2) 0.33 HP
Power Exhaust
150 150 150 60 70 70 50 50 60
3
Minimum
Circuit
Ampacity
Unit Only 121  137 56 60 63 45 46 
With (2) 0.33 HP
Power Exhaust
126 134 142  62 66 45 48 51
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.
4
Factory installed circuit breaker not available.
ELECTRICAL ACCESSORIES
DISCONNECTS
Voltage 208V 240V 208V 240V 208V 240V 460V 460V 460V 575V 575V 575V
Model No. LGH156H4
Blower Motor HP 2 3 5 2 3 5 2 3 5
Unit Only 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88
Unit w/ Power Exhaust 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88 54W88
Model No. LGH180H4
Blower Motor HP 3 5 7.5 3 5 7.5 3 5 7.5
Unit Only 54W88 54W88 54W88 54W88 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Unit w/ Power Exhaust 54W88 54W88 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Model No. LGH210H4
Blower Motor HP 3 5 7.5 3 5 7.5 3 5 7.5
Unit Only 54W89 54W89 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Unit w/ Power Exhaust 54W89 54W89 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Model No. LGH240H4
Blower Motor HP 5 7.5 10 5 7.5 10 5 7.5 10
Unit Only 54W89 54W89 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Unit w/ Power Exhaust 54W89 54W89 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Model No. LGH300S4
Blower Motor HP 5 7.5 10 5 7.5 10 5 7.5 10
Unit Only 54W89 54W89 54W89 54W89 54W89 54W89 54W88 54W88 54W88 54W88 54W88 54W88
Unit w/ Power Exhaust 54W89 54W89 54W89 54W89 90W82 90W82 54W88 54W88 54W88 54W88 54W88 54W88