Three-phase squirrel cage induction motors in flameproof enclosure type ASA and E2-ASA
frame size 63 – 355
Operating
conditions
Frame
size
Bearing
Speed
[rpm]
Hour/day
[hours]
Bearing
operating
temperature
[
C]
Regreasing
interval
[hours]
Compl.
interval
[hours]
Grease
quantity
[g]
High
78
÷
93
1800
Normal
63
÷
78
2000
6316
≤
2970
High
78
÷
93
3700
1000
33
Normal
63
÷
78
3000
315M/L
6319
≤
1470
High
78
÷
93
8700
1500
45
Normal
63
÷
78
2000
6319
≤
2970
High
78
÷
93
4200
1000
45
Normal
63
÷
78
6000
355
6322
≤
1470
High
78
÷
93
7500
3000
75
Vertical mounting IM V
Normal
63
÷
78
800
≤
2970
High
78
÷
93
4800
400
280 6314
≤
1470
24
Normal
63
÷
78
12100
2100
26