NORD Drivesystems B1000 - Manual (Page 611)

www.nord.com E609
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 12080
NEMA-C + W
Ratings & Combinations
W 56C 140TC 180TC
SK 12080 75 86 86 101
lb
SK 12080 7.55 1.46 31/6 116 3195 2.50 90 77 3460 1.65 88 40 3452 0.90 86 X X X
9.56 1.85 31/6 92 3567 2.50 89 61 3602 1.65 88 31 3522 0.90 86 X X X
10.75 2.08 31/6 81 3522 2.50 89 54 3593 1.65 87 28 3513 0.90 85 X X X
12.51 2.42 31/6 70 3522 2.50 88 46 3637 1.65 87 24 3549 0.90 85 X X X
14.01 2.71 31/6 62 3673 2.50 88 41 3620 1.65 86 21 3575 0.90 85 X X X
15.98 3.09 31/6 55 3690 2.50 87 36 3655 1.65 86 19 3567 0.90 84 X X X
19.11 1.85 31/3 46 4779 2.50 84 30 5115 1.65 82 16 5593 0.90 80 X X X
21.49 2.08 31/3 41 4868 2.50 84 27 5168 1.65 82 14 5646 0.90 79 X X X
25.00 2.42 31/3 35 5000 2.50 83 23 5275 1.65 81 12 5735 0.90 79 X X X
27.99 2.71 31/3 31 5133 2.50 83 21 5434 1.65 81 11 5850 0.90 79 X X X
31.92 3.09 31/3 27 5213 2.72 82 18 5540 1.97 80 9.4 5912 1.13 78 X X X*
37.91 3.67 31/3 23 5398 2.43 81 15 5726 1.70 80 7.9 6106 0.98 78 X X X*
44.72 2.08 43/2 20 5699 2.41 75 13 6045 1.70 73 6.7 6611 1.02 69 X X X*
52.03 2.42 43/2 17 5868 2.13 74 11 6186 1.50 72 5.8 6726 0.90 69 X X X*
58.27 2.71 43/2 15 6045 1.94 74 10 6390 1.42 71 5.1 6876 0.82 68 X X X*
66.44 3.09 43/2 13 6257 1.77 73 8.7 6646 1.29 71 4.5 7089 0.75 68 X X X*
78.91 3.67 43/2 11 6434 1.55 72 7.4 6814 1.14 70 3.8 7266 0.66 67 X X X*
94.35 1.85 51/1 9.3 5876 1.47 59 6.1 6292 1.11 55 3.2 6885 0.68 51 X X X*
106.08 2.08 51/1 8.2 6115 1.37 58 5.5 6487 1.05 54 2.8 7089 0.63 50 X X X*
123.42 2.42 51/1 7.1 6328 1.27 56 4.7 6673 0.94 53 2.4 7257 0.56 49 X X* X*
138.21 2.71 51/1 6.3 6496 1.15 56 4.2 6868 0.88 52 2.2 7390 0.52 49 X X* X*
157.59 3.09 51/1 5.6 6655 1.10 54 3.7 7062 0.79 52 1.9 7540 0.47 48 X X* X*
187.17 3.67 51/1 4.7 6576 0.92 53 3.1 6974 0.67 51 1.6 7434 0.39 48 X X* X*
234.60 4.60 51/1 3.7 6930 0.78 52 2.5 7248 0.59 49 1.3 7717 0.34 47 X X*
276.92 Ê 12.88 43/2 3.2 6567 0.50 67 2.1 6469 0.32 66 1.1 6372 0.17 65 X*
402.90 Ê 7.90 51/1 2.2 6797 0.48 49 1.4 7089 0.34 47 0.74 7567 0.19 46 X* X*
520.20 Ê 10.20 51/1 1.7 6726 0.38 48 1.1 6983 0.25 47 0.58 7487 0.15 46 X* X*
656.88 Ê 12.88 51/1 1.3 6708 0.29 47 0.88 6974 0.21 46 0.46 7434 0.12 45 X*
* Caution - The motor power may exceed the gear unit’s mechanical torque capacity. Limits Based on 1750rpm input speed.
Ê Non-footed units only.
”
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.