NORD Drivesystems B1000 User Manual
Page 605
www.nord.com
E603
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 13050
NEMA-C + W
Ratings & Combinations
W
56C
SK 13050
55
66
lb
SK 13050
41.74
8.07
31/6
21
974
0.25
84
14
965
0.17
83
7.2
965
0.09
83
X*
48.08
9.30
31/6
18
1044
0.25
83
12
1062
0.17
83
6.2
1062
0.09
83
X*
59.44
11.50
31/6
15
1221
0.25
83
9.8
1221
0.17
83
5.0
1221
0.09
83
X*
67.37
13.03
31/6
13
1230
0.25
83
8.6
1230
0.17
83
4.5
1230
0.09
83
X*
76.61
14.82
31/6
11
1248
0.25
83
7.6
1248
0.17
83
3.9
1230
0.09
82
X*
86.15
8.07
32/3
10
1717
0.25
78
6.7
1761
0.17
77
3.5
1761
0.09
77
X*
99.23
9.30
32/3
8.8
1805
0.25
78
5.8
1876
0.17
77
3.0
2009
0.09
77
X*
122.68 11.50
32/3
7.1
1850
0.27
77
4.7
1903
0.19
77
2.4
2044
0.11
77
X*
139.04 13.03
32/3
6.3
1841
0.24
77
4.2
1912
0.16
77
2.2
2044
0.09
77
X*
158.12 14.82
32/3
5.5
1841
0.21
77
3.7
1920
0.15
77
1.9
2036
0.08
77
X*
181.66
8.07
45/2
4.8
1867
0.21
67
3.2
1947
0.15
66
1.7
2080
0.08
66
X*
209.25
9.30
45/2
4.2
1850
0.19
67
2.8
1929
0.13
66
1.4
2062
0.07
66
X*
293.19 13.03
45/2
3.0
1841
0.13
66
2.0
1912
0.09
66
1.0
2044
0.05
65
X*
333.43 14.82
45/2
2.6
1841
0.12
66
1.7
1920
0.08
66
0.90 2036
0.04
65
X*
411.76
8.07
51/1
2.1
1867
0.13
48
1.4
1947
0.09
48
0.73 2080
0.05
47
X*
474.31
9.30
51/1
1.8
1850
0.11
48
1.2
1929
0.08
47
0.63 2062
0.04
47
X*
586.37 11.50
51/1
1.5
1850
0.09
48
0.99
1903
0.07
47
0.51 2044
0.04
47
X*
664.56 13.03
51/1
1.3
1841
0.08
47
0.87
1912
0.05
47
0.45 2044
0.03
47
X*
755.77 14.82
51/1
1.2
1841
0.08
47
0.77
1920
0.05
47
0.40 2036
0.03
46
X*
869.21 38.63
45/2
1.0
1841
0.04
65
0.67
1885
0.03
65
0.35 2018
0.01
65
X*
992.23 44.10
45/2
0.88
1832
0.04
65
0.58
1858
0.03
65
0.30 2027
0.01
65
X*
1332.04 59.20
45/2
0.66
1797
0.03
65
0.44
1832
0.01
65
0.23 2044
0.01
65
X*
1746.09 34.24
51/1
0.50
1858
0.03
47
0.33
1903
0.03
46
0.17 2000
0.01
46
X*
1970.21 38.63
51/1
0.44
1841
0.03
46
0.29
1885
0.01
46
0.15 2018
0.01
46
X*
2249.06 44.10
51/1
0.39
1832
0.03
46
0.26
1858
0.01
46
0.13 2027
0.01
46
X*
3019.29 59.20
51/1
0.29
1797
0.01
46
0.19
1832
0.01
46
0.10 2044
0.01
46
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.