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ELECTRICAL DATA 17.5 TON
Model No. LGM210U4
1
Voltage - 60Hz 208/230V-3ph 460V-3ph 575V-3ph
Compressor 1 Rated Load Amps 13.3 4.8
Locked Rotor Amps 21 11 12
Compressor 2 Rated Load Amps 14.5
Locked Rotor Amps 55 41
Compressor 3 Rated Load Amps 14.5
Locked Rotor Amps 55 41
Compressor 4 Rated Load Amps 14.5
Locked Rotor Amps 55 41
Outdoor Fan
Full Load Amps
(total)
2.8
1.8
(8.4)
1.1
Power Exhaust
(2) 0.33 HP
Full Load Amps
(total)
2.4
(4.8)
1.3
1
(2)
Service Outlet 115V GFI (amps) 15 15 20
Indoor Blower
Motor
Horsepower 3 5 7.5 3 5 7.5 3 5 7.5
Full Load Amps 24.2 4.8 11
2
Maximum
Overcurrent
Protection (MOCP)
Unit Only 100 110 125 45 50 50 40 40 45
With (2) 0.33 HP
Power Exhaust
100 110 125 45 50 40 45 50
3
Minimum
Circuit
Ampacity (MCA)
Unit Only 88 104 40 43 47 35 38 41
With (2) 0.33 HP
Power Exhaust
100 43 50 37 40 43
ELECTRICAL DATA 20 TON
Model No. LGM240U4
1
Voltage - 60Hz 208/230V-3ph 460V-3ph 575V-3ph
Compressor 1 Rated Load Amps 7.8
Locked Rotor Amps 21 11 12
Compressor 2 Rated Load Amps 13.2
Locked Rotor Amps 41
Compressor 3 Rated Load Amps 13.2
Locked Rotor Amps 41
Compressor 4 Rated Load Amps 13.2
Locked Rotor Amps 41
Outdoor Fan
Full Load Amps
(total)
2.8
1.4
(8.4)
1.1
Power Exhaust
(2) 0.33 HP
Full Load Amps
(total)
2.4
(4.8)
1.3
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 24.2 30.8 11 14 11
2
Maximum
Overcurrent
Protection (MOCP)
Unit Only 110 125 125 50 50 40 45 50
With (2) 0.33 HP
Power Exhaust
110 125 125 50 40 45 50
3
Minimum
Circuit
Ampacity (MCA)
Unit Only 104 112 45 53 42
With (2) 0.33 HP
Power Exhaust
117 48 52 38 41 44
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.
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