Table 8 — Typical Performance High Efficiency
1800 Rpm Motors at 460 Volts
Table 10 — Typical Performance ODP,
2-Speed Motors
HP FRAME
ODP
TEFC
Full
Load
Amps
Efficiency
Power
Factor
Full
Load
Amps
Efficiency
Power
Factor
2
145T
2.6 84.0 85 7
30 84.0
78 5
3
182T
39 85 5
86 5
3.8
86.5
85 5
5 184T 60 86 5 88 0 62
86 5
88 0
7.5 213T
9.8
88 5
82.5
98
87 5
84 5
10
215T 122 89.5 85 5
12 2
88 5
85 5
15 254T 183
90 2 84 5
183 90 2
84.5
20 256T 24 0
91.0 86.0 24.5
91 7
85 4
25 284T
31 0
91 7 84.0 30.0 92.4
85 0
30 286T 34 5
92 4 89.0
34.5 92 4
88 5
40 324T 48 5
93.0 88 0 46.0 93.0 89.5
50
326T 59.0 93.0
89 0
56 0 93.0
89 0
60 364T 68.6
93 0
88 0 67.0
93 0
88 0
75
365T 85 3
93 6 88 0 83.9
93.6
88 0
100 404T 1140
94.5 86.0
— — —
100 405T
— —
—
115 0 94.5 87 0
RATED
HP
ODP — Open Drip Proof
TEFC — Totally Enclosed Fan-Cooled
NOTES;
1 Frame sizes given above appiy to motors for which standard
drives are available
2 Amp values are based on Magnetex Century-Electric motors
For data on other manufacturers, consult their catalog
Table 9 — Typical Performance High Efficiency,
3600 Rpm Motors at 460 Volts
ODP
TEFC
HP
Frame
Full
Load
Amps
Efficiency
Power
Factor
Frame
Full
Load
Amps
Efficiency
Power
Factor
2
145T 2 6 82 5 87 3
— - — —
3
145T 39
84 0 85 7 182T 3 9 82 5 92 0
5
182T 6.3 85.5
86.9 184T 6.2 85.5 88.3
7.5
184T 9.2 93.0
86.5 213T 9.4 86.5 86.4
10
213T 12.4 87.5 88.0
215T 12 0 86.5 89.5
15
215T
17.6
89.5 89 2 254T 17.4 88.5
91.2
20
254T 23 1 90 2 89 8
256T
23 0 90 2
93 5
25 256T 28.2
90 2 92 0
—
-
—
—
OOP — Open Drip Proof
TEFC — Totally Enclosed Fan-Cooled
NOTES:
1 Frame sizes given above apply to motors for which standard drives
are available
2 Amp values are based on Magnetex Century-Electric motors For data
on other manufacturers, consult their catalog
FRAME
FULL LOAD
AMPS AT
460 VOLTS
OPERATING HP
High Speed | Low Speed
TWO-SPEED 1800/900 RPM — ONE WINDING
1/.25
143T 1.8/.75
1
.12
1.5/.37
145T 2.25/.95
VÁ
.19
2/.5
145T 3.0/1.3 2
.25
3/.75
182T
4.9/1.9
3
.375
5/1.2
184T 7.0/2.7 5
.63
7.5/1.9
213T 10.5/4.2 7'/2
.94
10/2.5
215T
13.0/5.5 10
1.25
15/3.7
256T 19 4/7.2
15
1.87
20/5
254T
26.0/10.0 20
2.50
25/6.2
286T 35.0/11.0 25
3.12
30/7.5
286T 35.0/18 0 30
3.75
40/10
326T
50 0/17 0 40
5.00
50/12.5
326T 63 0/20 0 50
6 25
TWO-SPEED 1800/1200 RPM — 2 WINDING
1/.44
145T 1.7/1.1
1
.30
1.5/.68
145T 2.4/1.4
1'/2
.44
2/.88
182T
3.4/2.1
2
.59
3/1.3
184T
4.6/2 6 3
.89
5/2.2
215T
7.1/4.8
5
1.48
7.5/3.3
215T
10.0/6.0
I'h
2.22
10/4.4
256T
13.5/7.5 10
2.96
15/6.7
256T 19.0/11.0
15
4.40
20/8.9
286T
24.0/12.0 20 5.93
25/11
324T
33.0/16.0 25 7.40
30/13
326T
38.0/18.0 30 8.90
40/18
326T
46.0/23.0 40 11.87
50/22
365T
64 0/30.0 50 14.84
TWO-SPEED 1800/900 RPM — 2 WINDING
1/.25
145T 1.8/.9 1 .12
1.5/.37
145T 2 3/1 2 1'/2
.19
2/.5
182T
3 3/1.4 2
.25
3/.75
184T
4 5/2 0 3
.37
5/1.2
215T
7.1/3.3 5
.63
7.5/1.9
215T 9.5Z4.5
I'h
.94
10/2.5
256T 13.0/6.0
10
1.25
15/3.7
256T
18 5/8 0 15
1.87
20/5
286T
25.0/9.5 20
2.50
25/6.2
286T 31 0/11 0
25
3.12
30/7.5
324T
36 0/13 0 30
3.75
; 40/10
364T 50.0/19.0 40
5.00
50/12.5
365T
60 0/21 0 50
6 25
12
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