Sk 51e , sk 52 nema-c + w ratings & combinations – NORD Drivesystems B1000 User Manual
Page 141
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B139
G1000 – Subject to Change Without Notice
W + NEMA
Model
Type
Gear
Ratio
Output
Speed
Output
Torque*
Maximum input power
Solid input shafts type “W“
NEMA C-Face*
Available Combinations
i
tot
n
2
T
2 max
Input Speed
1750 rpm
1750 rpm 1150 rpm 875 rpm 580 rpm
[rpm]
[Ib-in]
[hp]
[hp]
[hp]
[hp]
56C
140TC 180TC 210TC 250TC 280TC 320TC 360TC
SK 51E
1.24
1411
2434
30.00
19.80
15.00
9.90
X
X
1.44
1215
2699
30.00
19.80
15.00
9.90
X
X
1.52
1151
2744
30.00
19.80
15.00
9.90
X
X
1.64
1067
2876
30.00
19.80
15.00
9.90
X
X
1.82
962
3018
30.00
19.80
15.00
9.90
X
X
X
X
X
X
2.06
850
3381
30.00
19.80
15.00
9.90
X
X
X
X
2.50
700
3770
30.00
19.80
15.00
9.90
X
X
X
X
X
X
2.86
612
4036
30.00
19.80
15.00
9.90
X
X
X
X
X
X
3.31
529
4354
30.00
19.80
15.00
9.90
X
X
X
X
X
X
4.04
433
3629
24.93
16.45
12.46
8.23
X
X
X
X
X
5.50
318
1947
9.82
6.48
4.91
3.24
X
X
X
X*
6.82
257
3540
14.44
9.53
7.22
4.76
X
X
9.09
193
2832
8.67
5.72
4.34
2.86
X
X*
13.27
132
2567
5.38
3.55
2.69
1.77
X
X
X
SK 52
2.78
629
7859
30.00
19.80
15.00
9.90
X
X
3.23
542
8487
30.00
19.80
15.00
9.90
X
X
3.40
515
8930
30.00
19.80
15.00
9.90
X
X
3.67
477
9354
30.00
19.80
15.00
9.90
X
X
4.08
429
9974
30.00
19.80
15.00
9.90
X
X
X
X
4.38
400
11248
30.00
19.80
15.00
9.90
X
X
4.61
380
10576
30.00
19.80
15.00
9.90
X
X
X
X
5.08
344
12080
30.00
19.80
15.00
9.90
X
X
5.60
312
10355
30.00
19.80
15.00
9.90
X
X
X
X
X
X
5.79
302
12709
30.00
19.80
15.00
9.90
X
X
6.09
287
13027
30.00
19.80
15.00
9.90
X
X
6.42
273
13257
30.00
19.80
15.00
9.90
X
X
X
X
7.27
241
13850
30.00
19.80
15.00
9.90
X
X
X
X
7.70
227
14089
30.00
19.80
15.00
9.90
X
X
X
X
8.83
198
14833
30.00
19.80
15.00
9.90
X
X
X
X
X
X
10.58
165
15585
30.00
19.80
15.00
9.90
X
X
X
X
X
X
13.45
130
16381
30.00
19.80
15.00
9.90
X
X
X
X
X
X
14.00
125
16992
30.00
19.80
15.00
9.90
X
X
X
X
X
X
17.81
98
16992
26.42
17.44
13.21
8.72
X
X
X
X
X
X*
19.60
89
16912
23.88
15.76
11.94
7.88
X
X
X
X
X
X*
21.68
81
16753
21.53
14.21
10.77
7.11
X
X
X
X
X
X*
23.92
73
16912
19.59
12.93
9.79
6.46
X
X
X
X
X*
24.07
73
14948
17.31
11.43
8.66
5.71
X
X
26.46
66
16753
17.54
11.58
8.77
5.79
X
X
X
X
X*
28.85
61
17912
17.34
11.44
8.67
5.72
X
X
32.09
55
12328
10.76
7.10
5.38
3.55
X
X
32.56
54
11151
9.55
6.31
4.78
3.15
X
X
X
X*
36.03
49
12337
9.59
6.33
4.80
3.17
X
X
X
X*
36.69
48
16992
12.94
8.54
6.47
4.27
X
X
38.45
46
14762
10.77
7.11
5.39
3.56
X
X
40.37
43
16912
11.54
7.62
5.77
3.81
X
X
48.90
36
16992
9.71
6.41
4.85
3.20
X
X*
53.81
33
16912
8.86
5.84
4.43
2.92
X
X*
59.54
29
16753
7.71
5.09
3.85
2.54
X
X*
71.39
25
14054
5.57
3.68
2.79
1.84
X
X
X
78.56
22
14125
4.93
3.25
2.47
1.63
X
X
X*
86.92
20
15231
4.83
3.19
2.42
1.59
X
X
X*
W
56C
140TC
180TC
210TC
250TC
280TC
SK 51E
121
110
110
126
126
179
199
SK 52
207
196
196
212
212
265
285
lb
SK 51E , SK 52
NEMA-C + W
Ratings & Combinations
* Caution - The motor power may exceed the gear unit’s mechanical torque capacity
The mechanical power limit of the solid input shaft type “W” may limit the reducer rating.
All ratings are mechanical. See page 14 for thermal considerations.