5
5.1.3
Air gap between housing and impeller
AXC
AXR
AXC-P
AJR
AJ8
AXC (K)
AXC (B)
AXR (K)
AXR (B)
AJR (K)
AJR (B)
AJ8 (K)
AJ8 (B)
AXC (K)-P
AXC (B)-P
AXC (K)-PV
AXC (B)-PV
AXC (F)
AXR (F)
AJR (F)
AJ8 (F)
AXC (F)-P
AXC (F)-PV
Standard
temperature
Size
Poles
Hous-
ing
toler-
ance
Air gap
Air gap
Air gap
Air gap
Air gap
min
max
min
max
min
max
min
max
min
max
315
2–pol
1
1
3
2
3,5
2
4
4
6
-
-
355
2–pol
1
1
3
2
3,5
2
4
4
6
-
-
400
2–pol
1
1
3
2
3,5
2
4
4,5
6
-
-
450
2–pol
1
1
3
3
4,5
2,5
4,5
6
6,5
3
5
500
2–pol
1
1
3
3
4,5
2,5
4,5
5
7
3
5
560
2–pol
1
1
3
4
5,5
2,5
4,5
6
8
3,5
5,5
630
2–pol
1
1
3
4
5,5
2,5
4,5
7
9
3,5
5,5
710
4–pol
1
1
3
4
5,5
2,5
4,5
7
9
3,5
5,5
2–pol
4
6
-
-
800
4–pol
1
1
3
5
6,5
3,5
5,5
8
10
4
6
2–pol
5
7
-
-
900
4–pol
1
1
3
5
6,5
3,5
5,5
9
11
4
6
1000
4–pol
2
2
5
5
7
4
7
10
12
5
8
1120
4–pol
2
2
5
6,5
8,5
4
7
11,5
14
1250
4–pol
2
5
7
9
4,5
7,5
12,5
15
1400
4–pol
2
6
9
7,5
9,5
14
16
1600
4–pol
3
7
10
8
11,5
16
18
1800
4–pol
4
10
14
11,5
15,5
18
21
2000
4–pol
4
10
14
11,5
15,5
20
23
2240
4–pol
5
12
16
13
18,5
0
0
5.2
Description axial fans (AXC, AXR, AXS)
• For B3 conventional motors, the motor bracket is made from galvanized steel sheet. B30 “pad mounted” motors are
fitted in the housing via threaded rods or a welded motor support.
• The motor with impeller is mounted to a sturdy supporting structure.
| 008