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Table 3 — 50RTG Electrical Data
LEGEND
NOTE: Contact factory for oversize blower motor electrical data.
Table 4 — 50RTG03 Blower Performance
LEGEND
NOTES:
1. Fan BHP includes drive losses.
2. Region “A” is standard drive package.
3. Regions “B” and “C” require optional drive packages.
4. For applications requiring higher static pressures, contact your local representative.
UNIT
50RTG
POWER
SUPPLY
COMPRESSOR
(each)
BLOWER
MOTOR
MAX. FUSE
OR HACR
BREAKER
MINIMUM
CIRCUIT
AMPACITY
Voltage Hz Ph RLA LRA QTY HP FLA QTY
03
208/230 60 3 10.7 63.0 1 1 3.6 1 25 Amp 17.0
460 60 3 5.0 31.0 1 1 1.8 1 15 Amp 8.1
04
208/230 60 3 13.9 88.0 1 1 3.6 1 30 Amp 21.0
460 60 3 6.4 44.0 1 1 1.8 1 15 Amp 9.8
575 60 3 5.3 34.0 1 1 1.6 1 15 Amp 8.2
05
208/230 60 3 20.0 123.0 1 1 3.6 1 45 Amp 28.6
460 60 3 7.5 49.5 1 1 1.8 1 15 Amp 11.2
575 60 3 6.4 40.0 1 1 1.6 1 15 Amp 9.6
07
208/230 60 3 20.7 156.0 1 2 6.2 1 50 Amp 32.1
460 60 3 10.0 70.0 1 2 3.1 1 25 Amp 15.6
575 60 3 8.2 54.0 1 2 2.3 1 20 Amp 12.6
08
208/230 60 3 13.9 88.0 2 2 6.2 1 50 Amp 37.5
460 60 3 6.4 44.0 2 2 3.1 1 20 Amp 17.5
575 60 3 5.3 34.0 2 2 2.3 1 15 Amp 14.2
10
208/230 60 3 20.0 123.0 2 2 6.2 1 70 Amp 51.2
460 60 3 7.5 49.5 2 2 3.1 1 25 Amp 20.0
575 60 3 6.4 40.0 2 2 2.3 1 20 Amp 16.7
12
208/230 60 3 19.3 123.0 2 3 9.2 1 70 Amp 52.6
460 60 3 10.0 62.0 2 3 4.3 1 35 Amp 26.8
575 60 3 7.8 50.0 2 3 3.4 1 25 Amp 21.0
15
208/230 60 3 20.7 156.0 2 3 9.2 1 70 Amp 55.8
460 60 3 10.0 70.0 2 3 4.3 1 35 Amp 26.8
575 60 3 8.2 54.0 2 3 3.4 1 30 Amp 21.9
20
208/230 60 3 33.3 232.0 2 5 13.2 1 125 Amp 88.1
460 60 3 17.0 116.0 2 5 6.6 1 60 Amp 44.9
575 60 3 12.8 97.0 2 5 5.6 1 45 Amp 34.4
FLA — Full Load Amps
HACR — Heating, Air Conditioning and Refrigeration
LRA — Lock Rotor Amps
RLA — Rated Load Amps
SCFM
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
975
BHP 0.12 0.14 0.17 0.19 0.21 0.23 0.26 0.29 0.31 0.33
RPM 550 609 667 724 779 833 885 933 980 1024
Turns Out 5.0 3.5 4.5 3.5 2.5 1.5 1.0 0.0 2.0 1.5
1050
BHP 0.14 0.17 0.19 0.22 0.24 0.26 0.30 0.32 0.35 0.37
RPM 580 636 691 745 798 849 898 946 991 1035
Turns Out 4.0 3.0 4.0 3.0 2.5 1.5 0.5 0.0 2.0 1.5
1125
BHP 0.18 0.20 0.23 0.25 0.28 0.31 0.33 0.36 0.39 0.42
RPM 619 670 721 772 821 870 917 963 1008 1051
Turns Out 3.5 4.5 3.5 3.0 2.0 1.0 0.5 2.5 2.0 1.0
1200
BHP 0.22 0.24 0.26 0.29 0.32 0.35 0.37 0.41 0.44 0.46
RPM 658 705 752 799 846 892 937 982 1025 1066
Turns Out 4.5 4.00 3.00 2.5 1.5 1.0 0.0 2.0 1.5 1.0
1275
BHP 0.26 0.29 0.31 0.33 0.36 0.40 0.42 0.45 0.48 0.52
RPM 688 732 777 822 867 911 954 997 1038 1079
Turns Out 4.0 3.5 2.5 2.0 1.5 0.5 2.5 2.0 1.5 1.0
1350
BHP 0.29 0.32 0.35 0.39 0.41 0.44 0.47 0.51 0.54 0.57
RPM 721 764 807 850 893 935 976 1017 1057 1096
Turns Out 3.5 3.0 2.5 1.5 1.0 0.0 2.0 1.4 1.0 0.5
1425
BHP 0.4 0.40 0.42 0.44 0.46 0.50 0.53 0.56 0.61 0.64
RPM 763 803 843 883 923 963 1003 1041 1080 1118
Turns Out 3.0 2.5 1.5 1.0 0.5 2.5 2.0 1.5 1.0 0.5
BHP — Brake Horsepower
SCFM — Standard Cubic Feet Per Minute
A
B
C