Elektrim NEMA Premium® AC Brake Motors Quick Stop for Fast Response Motor Applications 1-30 HP 3PH TEFC 60 Hz NEMA AC Foot Mounted and C-Face Motors Features
• Inverter Duty Rated: 10:1CT & 20:1VT • Service Factor: up to 1.4 • Design: “B” or “A” • Protection Degree: IP55 • Enclosure: TEFC F1 Rigid Cast Iron Frame • Warranty: 3-Years • 208-230/460V 60Hz • Class “F” insulation with rise below Class “B • F1 / F2 convertible
• High lock rotor and brake torque • VPI applied for best electrical performance • DC Brake with 460V Rectifier • Manual Release • Oversized double shielded bearings • Drain Plugs • CSA-US certified, DOE approved, CE and NEMA Premium marked
Applications Outstanding durability and performance brake motors ideal for hoists, cranes, conveyors, elevators, speed reducers and other industrial applications where a quick stop and positive holding torque are necessary.
www.elektrimmotors.com or call 855-Go-Elektrim
ISO 9001 CC025B
Maximum Performance in Your Toughest Industrial Applications RPM
Frame
1
1765 1160
1.5
20NFB-3-2-36 20NFB-3-2-18 20NFB-3-2-12
FLA
LRA
WK2 lb ft2
lbs
B B
M K
1.4 1.4
0.09 0.15
53 55
B B B
M K J
1.4 1.4 1.4
0.07 0.1 0.4
56 57 85
62 64 51
B B B
L J L
1.4 1.4 1.4
0.08 0.13 0.45
57 59 98
76 67 68
65 54 56
B A B
K M K
1.4 1.4 1.4
0.12 0.27 1.45
76 102 205
85 78 75
80 71 69
68 58 57
A A B
N L J
1.4 1.3 1.3
0.2 0.34 1.56
102 108 220
92 82 74
89 78 67
81 67 54
A A A
K J K
1.3 1.3 1.3
0.45 0.87 2.63
159 167 321
74.4 90.2 90.4 89.3 69.6 91.7 91.7 90.4 75.2 91 90.8 89.2
91 82 77
88 77 70
80 66 58
A A A
J H J
1.3 1.3 1.3
0.5 0.99 3.31
173 185 363
17.6 14.1 38.9 17.3 13.8 38.3 19.5 15.6 43.1
112 90 91.7 91.8 90.5 168 134.4 92.4 92 90.7 180 144 91.7 91.2 89
87 88 79
85 84 73
77 76 61
B A A
G K L
1.3 1.3 1.3
1.15 2.89 5.19
258 301 371
260 450 320
22.9 18.3 50.6 22.9 18.3 50.6 25.5 20.4 56.4
138 230 221
110 184 177
92 92.4 91.7 93 92.7 91.4 91.7 91.1 89.1
89 88 80
88 84 74
82 76 63
B A A
F L L
1.3 1.2 1.2
1.47 3.57 6.03
306 390 421
260 380
300 420
29.5 23.6 65.2 30.5 24.4 67.5
205 300
164 240
92.4 92.4 91.3 93.6 93.1 91.6
86 82
82 76
74 66
A A
H L
1.2 1.2
1.72 3.59
348 397
250 370
300 390
35.2 28.2 77.8 37.5 30.0 82.9
215 350
172 280
91.7 93.6
87 80
85 73
80 61
A A
G L
1.2 1.2
1.92 3.84
390 441
LRT %
BDT % 460V 575V 208V 460V 575V
143T 145T
3 4.5
11.8 11.8
300 240
320 300
1.4 1.7
1.1 1.4
3540 1750 1170
143T 145T 182T
2.2 4.5 6.7
11.8 11.8 44.2
350 300 190
410 400 280
2.1 2 2.4
2
3525 1745 1170
145T 145T 184T
3 6 9
11.8 11.8 44.2
360 260 200
400 340 300
20NFB-3-3-36 20NFB-3-3-18 20NFB-3-3-12
3
3500 1775 1165
182T 182T 213T
4.5 44.2 8.9 44.2 13.5 59
310 320 260
20NFB-3-5-36 20NFB-3-5-18 20NFB-3-5-12
5
3535 1770 1170
184T 184T 215T
7.4 44.2 14.8 44.2 22.4 59
20NFB-3-7.5-36 20NFB-3-7.5-18 20NFB-3-7.5-12
7.5
3525 1765 1185
213T 213T 254T
11.2 22.3 33.2
20NFB-3-10-36 20NFB-3-10-18 20NFB-3-10-12
10
3535 1770 1180
215T 215T 256T
20NFB-3-15-36 20NFB-3-15-18 20NFB-3-15-12
15
3540 1775 1185
20NFB-3-20-36 20NFB-3-20-18 20NFB-3-20-12
20
20NFB-3-25-36 20NFB-3-25-18 20NFB-3-30-36 20NFB-3-30-18
20NFB-3-1.5-36 20NFB-3-1.5-18 20NFB-3-1.5-12
75% 50%
FL
3.1 3.8
12.9 10.3 85.5 84.5 81.3 10 8 82.5 81.9 78.6
78 68
70 59
57 46
1.7 1.6 1.9
4.6 4.4 5.3
20 16 84.5 83.2 79.8 16.6 13.3 87 86.8 85 14 11.2 87.5 86.9 84.5
78 79 68
69 72 59
57 59 47
2.7 2.6 3
2.2 2.1 2.4
6.0 5.8 6.6
25.4 20.3 86 85.7 83.3 19.2 15.4 86.5 87.1 85.8 25 20 88.5 88.6 86.9
82 83 72
75 77 64
320 400 360
4 4.2 4.2
3.2 3.4 3.4
8.8 9.3 9.3
32 38 32
25.6 86.5 86.4 84.4 30.4 89.5 88.5 85.8 25.6 89.5 89.5 88
82 75 74
450 300 250
530 380 350
6.2 6.7 7
5.0 5.4 5.6
13.7 14.8 15.5
73 61 46
58.4 89 88.6 86.7 48.8 89.5 89.2 87.6 36.8 89.5 89.6 88.2
59 59 111
290 240 320
315 290 350
8.5 9.3 10.4
6.8 7.4 8.3
18.8 76 60.8 90 90 88.7 20.6 71 56.8 91.7 91.6 90.5 23.0 77.5 62 91 90.6 88.6
14.8 29.6 44.5
59 59 111
300 230 290
335 280 330
11.4 9.1 25.2 12.5 10.0 27.6 13.4 10.7 29.6
93 87 94
254T 254T 284T
22.3 44.3 66.4
111 111 177
240 380 470
250 440 380
3540 1775 1185
256T 256T 286T
29.7 59.1 88.5
111 111 177
230 380 380
25
3555 1780
284TS 284T
36.9 73.7
177 177
30
3540 1780
286TS 286T
44.5 88.4
177 177
Motors can be modified from Footed to C-Face and vice versa. C-Face part number prefix = 20NCB
2015 S. Mitchell Blvd., Schaumburg, IL 60193 +1-847-524-1074 • 855-463-5358 • Fax +1-847-524-9996 Elektrim is a trademark of Toolmex Industrial Solutions. www.elektrimmotors.com | 855-Go-Elektrim 4-999-6014 6-13 4.0
Power Factor
SF
FLT BT lb-ft lb-ft
20NFB-3-1-18 20NFB-3-1-12
Efficiency
Code
HP
NEMA Design
Torque Part Number
FL
92 93
91.2 91.3
75% 50%