NORD Drivesystems B1000 User Manual
Page 619
www.nord.com
E617
W + NEMA
Gear Ratio
n
2
=
Output Speed
T
2 max
= Output Torque*
HP
max
= Input power
KK = Effi ciencies
Model
Type
Total
Helical
Gears
Worm
Gears
NEMA C-Face
*
Available Combinations
n
1
=
875 rpm
n
1
=
580 rpm
n
1
=
300 rpm
i
tot
i
1
z
2
= i
2
n
2
T
2 max
HP
max
K
n
2
T
2 max
HP
max
K
n
2
T
2 max
HP
max
K
[rpm] [Ib-in]
[hp]
[%] [rpm] [Ib-in] [hp] [%] [rpm] [Ib-in] [hp] [%] 56C 140TC 180TC 210TC 250TC
z
1
G1000 – Subject to Change Without Notice
SK 42125
NEMA-C + W
Ratings & Combinations
W
56C
140TC
180TC
210TC
250TC
SK 42125
256
245
245
260
291
313
lb
SK 42125
7.29
1.41
31/6
120
10222
10.00
93
80
10523
6.60
91
41
10293 3.60
89
X
X
X
7.76
1.50
31/6
113
10886
10.00
92
75
10797
6.60
91
39
10558 3.60
89
X
X
X
8.43
1.63
31/6
104
10921
10.00
92
69
10797
6.60
91
36
10558 3.60
89
X
X
X
9.41
1.82
31/6
93
11195
10.00
92
62
11071
6.60
91
32
10708 3.60
88
X
X
X
X
X
11.06
2.14
31/6
79
11355
10.00
91
52
11231
6.60
90
27
10974 3.60
88
X
X
X
X
X
12.93
2.50
31/6
68
11629
10.00
91
45
11372
6.60
89
23
11116 3.60
87
X
X
X
X
X
14.57
1.41
31/3
60
14567
10.00
89
40
15824
6.60
88
21
15939 3.60
84
X
X
X
15.92
3.08
31/6
55
11505
10.00
90
36
11372
6.60
89
19
10992 3.60
86
X
X
X
X
X
18.80
1.82
31/3
47
15886
10.00
88
31
16983
6.60
86
16
16390 3.60
83
X
X
X
X
X
22.11
2.14
31/3
40
16638
12.00
88
26
17373
8.32
86
14
16567 4.49
82
X
X
X
X
X*
25.83
2.50
31/3
34
17381
10.78
87
22
17452
7.16
85
12
16842 3.91
82
X
X
X
X
X*
31.82
3.08
31/3
27
17974
8.95
86
18
17558
5.97
84
9.4 16930 3.11
81
X
X
X
X
X*
35.33
3.42
31/3
25
15762
7.36
85
16
16762
5.12
83
8.5 17063 2.84
81
X
X
X
X
40.95
1.82
45/2
21
19355
7.86
82
14
20736
5.83
79
7.3 22700 3.55
74
X
X
X
X
X*
48.15
2.14
45/2
18
20258
7.14
81
12
21452
5.31
77
6.2 23426 3.15
73
X
X
X
X
X*
56.25
2.50
45/2
16
20939
6.73
79
10
22107
4.61
76
5.3 23948 2.80
72
X
X
X
X
X*
69.30
3.08
45/2
13
22063
5.83
78
8.4
23417
4.16
75
4.3 24992 2.40
71
X
X
X
X*
X*
76.95
3.42
45/2
11
22559
5.11
77
7.5
23984
3.86
74
3.9 25585 2.27
70
X
X
X
X*
87.30
3.88
45/2
10
23134
4.83
76
6.6
24435
3.50
73
3.4 26046 2.01
70
X
X
X
X*
100.58
2.14
47/1
8.7
22010
4.53
67
5.8
23311
3.40
63
3.0 25453 2.16
56
X
X
X
X*
X*
117.50
2.50
47/1
7.4
22762
4.12
65
4.9
24037
3.06
61
2.6 26046 1.96
55
X
X
X
X*
X*
144.76
3.08
47/1
6.0
23753
3.59
63
4.0
25205
2.71
59
2.1 26904 1.66
54
X
X
X
X*
X*
160.74
3.42
47/1
5.4
24329
3.36
62
3.6
25869
2.55
58
1.9 27594 1.57
53
X
X
X
X*
182.36
3.88
47/1
4.8
25090
3.14
61
3.2
26506
2.36
57
1.6 28249 1.38
52
X
X
X
X*
201.63
4.29
47/1
4.3
25709
2.92
60
2.9
27001
2.21
56
1.5 28754 1.31
52
X
X
X*
X*
247.69
5.27
47/1
3.5
26860
2.57
58
2.3
27922
1.85
55
1.2 29709 1.11
51
X*
X*
337.46
7.18
47/1
2.6
27532
2.06
55
1.7
28656
1.46
53
0.89 30550 0.86
50
X*
X*
495.85 10.55
47/1
1.8
26992
1.45
53
1.2
27966
1.05
51
0.61 30019 0.59
49
X
X
X*
695.60 14.80
47/1
1.3
26913
1.09
51
0.83 27700
0.72
50
0.43 26594 0.38
48
X
X*
* Caution - The motor power may exceed the gear unit’s mechanical torque capacity. Limits Based on 1750rpm input speed.
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.