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■ Maximum cantilever forces (continued)<br />
Bearings for increased cantilever forces<br />
Maximum cantilever forces for 50 Hz for type 1LA, 1MA, and 1MJ motors<br />
Deep-groove bearings at drive-end (DE) – Order Code K20<br />
For motors<br />
Max. cantilever force at F Q<br />
Size Type Number of at<br />
at<br />
1LA5 . . . poles x 0<br />
x max.<br />
1LA6<br />
1LA7 . . .<br />
1LA9 . . .<br />
1MA6 . . .<br />
1MA7<br />
1MJ6 . . .<br />
1MJ7 . . .<br />
N<br />
N<br />
100 . . . . 10 . 2<br />
4<br />
6<br />
8<br />
112 . . . . 113 2<br />
4<br />
6<br />
8<br />
132 . . . . 13 . 2<br />
4<br />
6<br />
8<br />
160 . . . . 16 . 2<br />
4<br />
6<br />
8<br />
180 . . . . 18 . 2<br />
4<br />
6<br />
8<br />
200 . . . . 20 . 2<br />
4<br />
6<br />
8<br />
1680<br />
1960<br />
2140<br />
2450<br />
1680<br />
1960<br />
2140<br />
2450<br />
2250<br />
2720<br />
3100<br />
3400<br />
2800<br />
3330<br />
3750<br />
3750<br />
3700<br />
4450<br />
5100<br />
5550<br />
5200<br />
6450<br />
7300<br />
7900<br />
1490<br />
1580<br />
1720<br />
1950<br />
1490<br />
1580<br />
1720<br />
1950<br />
1820<br />
2170<br />
2420<br />
2700<br />
2250<br />
2600<br />
2900<br />
2900<br />
3000<br />
3600<br />
4150<br />
4500<br />
4300<br />
5350<br />
6100<br />
6550<br />
F Q<br />
M1-5180<br />
x<br />
Squirrel-cage motors<br />
Technical information<br />
Mechanical design<br />
Maximum cantilever forces for 50 Hz for type 1LA, 1MA, and 1MJ motors<br />
Parallel roller bearings at drive-end (DE) – Order Code K20<br />
For motors<br />
Max. cantilever force at F Q<br />
Size Type Number of at<br />
at<br />
1LA5 . . . poles x 0<br />
x max.<br />
1LA6 . . .<br />
1MA6 . . .<br />
1MJ6 . . .<br />
1MJ7 . . . .<br />
N<br />
N<br />
225 . . . . 22 . 2<br />
4<br />
6<br />
8<br />
250 . . . . 25 . 2<br />
4<br />
6<br />
8<br />
8100<br />
9800<br />
11200<br />
12200<br />
9600<br />
11600<br />
13200<br />
14400<br />
6800<br />
7800<br />
8800<br />
9700<br />
7900<br />
9600<br />
10800<br />
11800<br />
280 1 ) . . . . 28 . 2 10000 8400<br />
315 S 1 ) . . . . 310 2 12000 10200<br />
315 M 1 ) . . . . 313<br />
315 L 1 ) . . . . 316 2 11800 10200<br />
. . . . 317 (horizontal motors)<br />
Please note that in the case of the IM B 6, IM B 7, IM B 8,<br />
IM V 5, and IM V 6 types of construction, the belt tension is<br />
only al<strong>low</strong>ed to act parallel to or towards the mounting plane<br />
and the feet must be braced.<br />
2<br />
Maximum cantilever forces at 50 Hz for type 1LG motors<br />
Parallel roller bearings at drive-end (DE) – Order Code K20<br />
Valid is: x 0 values for x = 0 and x max. values for x = l (l = shaft extension)<br />
For motors<br />
Max. cantilever force at F Q<br />
Size Type Number of at<br />
at<br />
1LG4 . . . poles x 0<br />
x max.<br />
1LG6 . . .<br />
N<br />
N<br />
180 M<br />
180 L<br />
. . . . 18 . 2<br />
4<br />
6<br />
8<br />
200 L . . . . 20 . 2<br />
4<br />
6<br />
8<br />
225 S<br />
225 M<br />
. . . . 22 . 2<br />
4<br />
6<br />
8<br />
250 M . . . . 25 . 2<br />
4<br />
6<br />
8<br />
280 S<br />
280 M<br />
315 S<br />
315 M<br />
4550<br />
5650<br />
6350<br />
6950<br />
6600<br />
8200<br />
9300<br />
10100<br />
7500<br />
9150<br />
10400<br />
11300<br />
9100<br />
11300<br />
12800<br />
14100<br />
3600<br />
4050<br />
4050<br />
4050<br />
5350<br />
6850<br />
6300<br />
7400<br />
6250<br />
7200<br />
7400<br />
7350<br />
7300<br />
9300<br />
10500<br />
10500<br />
. . . . 28 . 2 11400 9350<br />
. . . . 310<br />
. . . . 313<br />
2 14700 12300<br />
315 L . . . . 316<br />
. . . . 317<br />
2 14600 12700<br />
1) Does not apply to 1MJ motors<br />
with frame sizes 280 to 315 (standard<br />
design).<br />
Maximum cantilever forces at 50 Hz for type 1LG motors<br />
Deep-groove bearings strengthened on both sides DE/NDE –<br />
Order Code K36<br />
Valid is: x 0 values for x = 0 and x max. values for x = l (l = shaft extension)<br />
For motors<br />
Max. cantilever force at F Q<br />
Size Type Number of at<br />
at<br />
1LG4 . . . poles x 0<br />
x max.<br />
1LG6 . . .<br />
N<br />
N<br />
180 M<br />
180 L<br />
. . . . 18 . 2<br />
4<br />
6<br />
8<br />
200 L . . . . 20 . 2<br />
4<br />
6<br />
8<br />
225 S<br />
225 M<br />
. . . . 22 . 2<br />
4<br />
6<br />
8<br />
250 M . . . . 25 . 2<br />
4<br />
6<br />
8<br />
280 S<br />
280 M<br />
315 S<br />
315 M<br />
3280<br />
4150<br />
4750<br />
5250<br />
4350<br />
5550<br />
6350<br />
7000<br />
4850<br />
6100<br />
7050<br />
7750<br />
5800<br />
7400<br />
8500<br />
9350<br />
. . . . 28 . 2 – –<br />
. . . . 310<br />
. . . . 313<br />
315 L . . . . 316<br />
. . . . 317<br />
2600<br />
3430<br />
3950<br />
4050<br />
3500<br />
4550<br />
5350<br />
5900<br />
3950<br />
4850<br />
5650<br />
6150<br />
4600<br />
6050<br />
7050<br />
7850<br />
2 5650 4650<br />
2 5350 4650<br />
Siemens M 11 · 2003/2004 2/37