Sk 31e , sk 32 nema-c + w ratings & combinations – NORD Drivesystems B1000 User Manual
Page 137
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B135
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 31E
1.39
1259
1266
10.00
6.60
5.00
3.30
X
X*
1.76
994
1328
10.00
6.60
5.00
3.30
X
X
X
X*
2.08
841
1460
10.00
6.60
5.00
3.30
X
X X
X*
2.58
678
1637
10.00
6.60
5.00
3.30
X
X
X
X*
3.31
529
929
7.80
5.15
3.90
2.57
X
X
X
X*
3.67
477
974
7.37
4.86
3.68
2.43
X
X
X
X*
4.83
362
867
4.98
3.29
2.49
1.64
X
X
X*
8.20
213
929
3.14
2.07
1.57
1.04
X
X
X*
10.20
172
797
2.17
1.43
1.09
0.72
X
X
SK 32
2.96
591
3859
10.00
6.60
5.00
3.30
X
X
X
X
3.75
467
4062
10.00
6.60
5.00
3.30
X
X
X
X
4.43
395
4098
10.00
6.60
5.00
3.30
X
X
X
X
5.28
331
5655
10.00
6.60
5.00
3.30
X
X
X
X
5.50
318
3965
10.00
6.60
5.00
3.30
X
X
X
X
5.70
307
5345
10.00
6.60
5.00
3.30
X
X
X
X
6.74
260
5345
10.00
6.60
5.00
3.30
X
X
X
X
7.05
248
2106
8.29
5.47
4.14
2.74
X
X
X
X*
7.90
222
5797
10.00
6.60
5.00
3.30
X
X
X
X
8.36
209
5283
10.00
6.60
5.00
3.30
X
X
X
X
9.80
179
5726
10.00
6.60
5.00
3.30
X
X
X
X
11.71
149
6284
10.00
6.60
5.00
3.30
X
X
X
X
14.55
120
5947
10.00
6.60
5.00
3.30
X
X
X
X
15.03
116
4496
8.27
5.46
4.14
2.73
X
X
X
X*
16.25
108
5655
9.69
6.40
4.85
3.20
X
X
X
X*
16.66
105
4691
7.81
5.16
3.91
2.58
X
X
X
X*
18.67
94
5584
8.33
5.50
4.16
2.75
X
X
X
X*
20.70
85
5823
7.85
5.18
3.93
2.59
X
X
X
X*
23.12
76
5576
6.72
4.44
3.36
2.22
X
X
X
X*
26.57
66
3859
4.04
2.67
2.02
1.33
X
X
X*
27.24
64
5328
5.41
3.57
2.71
1.79
X
X
X
30.43
58
5655
5.20
3.43
2.60
1.72
X
X
X
31.16
56
4531
4.03
2.66
2.01
1.33
X
X
X*
33.05
53
3363
2.83
1.87
1.41
0.93
X
X
37.23
47
5213
3.89
2.57
1.94
1.28
X
X
X*
38.76
45
3947
2.82
1.86
1.41
0.93
X
X
46.25
38
5947
3.59
2.37
1.79
1.18
X
X
X*
46.31
38
4717
2.84
1.88
1.42
0.94
X
X
57.53
30
5425
2.58
1.70
1.29
0.85
X
X
64.26
27
5664
2.43
1.60
1.21
0.80
X
X
72.76
24
4956
1.89
1.25
0.94
0.62
X
X*
81.27
22
4558
1.59
1.05
0.80
0.53
X
X*
W
56C
140TC
180TC
210TC
SK 31E
60
55
64
73
73
SK 32
88
84
93
101
101
lb
SK 31E , SK 32
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.