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Grundfos.bk Page 43 Friday, July 30, 2010 10:10 PM
23.2 Main dimensions and weight
Fig. 59 Enclosures A2 and A3
Enclosure
A2
with IP21/NEMA1 option
A3
with IP21/NEMA1 option
A5
B1
B2
B3
with IP21/NEMA1 option
B4
with IP21/NEMA1 option
C1
C2
C3
with IP21/NEMA1 option
C4
with IP21/NEMA1 option
1)
The dimensions are maximum height, width and depth. Dimensions are without options.
23.3 Surroundings
Relative humidity
Ambient temperature
Average ambient temperature over 24 hours
Minimum ambient temperature at full
operation
Minimum ambient temperature at reduced
operation
Temperature during storage and
transportation
Storage duration
Maximum altitude above sea level without
performance reduction
Maximum altitude above sea level with
performance reduction
The CUE comes in a packaging which is not
Note
suitable for outdoor storage.
60
Height [in]
1)
Width [in]
1)
A
a
B
b
10.6
10.1
3.5
2.8
14.8
13.8
3.5
2.8
10.6
10.1
5.1
4.3
14.8
13.8
5.1
4.3
16.5
15.8
9.5
8.5
18.9
17.9
9.5
8.3
25.6
24.6
9.5
8.3
15.7
15.0
6.5
5.5
18.7
–
6.5
–
20.5
19.5
9.1
7.9
26.4
–
10.0
–
26.8
25.5
12.1
10.7
30.3
29.1
14.6
13.1
21.7
20.5
12.1
10.6
29.7
–
13.0
–
26.0
24.8
14.6
13.0
37.4
–
15.4
–
5-95 % RH
Max. 122 °F
Max. 113 °F
32 °F
14 °F
–13 to 149 °F
Max. 6 months
3280 ft
9840 ft
Fig. 60 Enclosures A5, B1, B2, B3, B4, C1, C2, C3 and C4
Screw holes [in]
Depth [in]
1)
C
c
∅d
C
2)
8.1
8.6
0.31
0.43
8.1
8.6
0.31
0.43
8.1
8.6
0.31
0.43
8.1
8.6
0.31
0.43
7.9
7.9
0.32
0.47
10.2
10.2
0.47
0.75
10.2
10.2
0.47
0.75
9.8
10.3
0.31
0.47
9.8
10.3
0.31
0.47
9.5
9.5
–
–
9.7
9.7
–
–
12.2
12.2
0.47
0.75
13.2
13.2
0.47
0.75
13.1
13.1
–
–
13.3
13.3
–
–
13.1
13.1
–
–
13.3
13.3
–
–
23.4 Terminal tightening torques
Tightening torque [lb-ft]
Enclosure
type
Mains
A2
1.3
A3
1.3
A5
1.3
B1
1.3
B2
3.3
B3
1.3
B4
3.3
C1
7.4
1)
2)
C2
10.3
/ 17.7
10.3
C3
7.4
1)
2)
C4
10.3
/ 17.7
10.3
1)
Conductor gauge size ≤ 4/0 AWG.
Conductor gauge size ≥ 4/0 AWG.
2)
B4, C3, C4
Weight [lb]
∅e
f
0.22
0.35
10.8
0.22
0.35
11.7
0.22
0.35
14.6
0.22
0.35
15.4
0.26
0.35
30.9
0.35
0.35
50.7
0.35
0.35
59.5
0.27
0.31
26.5
0.27
0.31
–
0.33
0.59
51.8
0.33
0.59
–
0.35
0.39
99.2
0.35
0.39
143
0.33
0.67
77.2
0.33
0.67
–
0.33
0.67
110
0.33
0.67
–
Motor
Ground
Relay
1.3
2.2
0.4
1.3
2.2
0.4
1.3
2.2
0.4
1.3
2.2
0.4
3.3
2.2
0.4
1.3
2.2
0.4
3.3
2.2
0.4
7.4
2.2
0.4
1)
2)
/ 17.7
2.2
0.4
7.4
2.2
0.4
1)
2)
/ 17.7
2.2
0.4
43
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