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
1100
Normal
63
÷
78
1900
6316
≤
1470
High
78
÷
93
10700
900
33
Normal
63
÷
78
700
≤
2970
High
78
÷
93
4500
400
Normal
63
÷
78
2000
6315
≤
1470
High
78
÷
93
11400
1000
30
Normal
63
÷
78
1800
315S/M
6317
≤
1470
High
78
÷
93
10000
900
37
Normal
63
÷
78
1000
6316
≤
2970
High
78
÷
93
3700
500
33
Normal
63
÷
78
1500
315M/L
6319
≤
1470
High 78
8700
800
45