IEC Technical Data
for Non-Fusible Disconnect Switches
CDNF16 – CDNF160
IEC
Catalog number
Rated voltage, Ue
Rated conditional short-circuit current
Max. allowed fuse size, type OFAA
Max. allowed cut-off current, peak value
3 pole
V/V
kA
A
kA
CDNF16
415
50
16
4
CDNF25
415
50
32
4.3
CDNF32
415
50
40
4.6
CDNF45
415
50
63
8.3
CDNF63
415
50
80
11
CDNF30
415
50
100
9.2
CDNF60
415
50
100
9.2
CDNF100
415
50
100
9.2
CDNF160
415/690
80/50
160/250
21.0/21.6
Rated short-circuit making capacity,
prospective peak value, Icm kA
0.7
0.7
0.7
1.4
1.4
3.6
3.6
3.6
12
Rated short time withstand current,
RMS lcw
RMS lcw
0.2s
1.0s
kA
kA
0.5
0.5
0.5
1
1
2.5
2.5
2.5
7
4
AC breaking capacity
pf = 0.35
415V
500V
690V
1000V 1
A
A
A
A
128
128
80
160
160
88
184
184
96
240
240
160
304
256
160
320
320
320
504
504
320
640
504
320
1080
1000
640
DC breaking capacity/poles in series
L/R = 15ms, 3 pole in series
48V
110V
220V
440V
750V
A
A
A
A
A
64/1
64/2
64/3
2
2
100/1
100/2
100/4
2
2
128/1
128/2
128/4
2
2
180/1
180/2
180/4
2
2
252/1
180/2
180/4
2
2
160/1
160/2
160/4
2
2
252/1
252/2
252/4
2
2
400/1
400/2
252/4
640/1
640/1
640/2
640/3
Capacitor ratings
Rated capacitor duty
400/415V
kVar
kA
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Physical characteristics
Electrical endurance at rated operational
current, pf = 0.65
Mechanical endurance
operation cycles
operations
3000
20,000
3000
20,000
3000
20,000
3000
20,000
3000
20,000
3000
20,000
3000
20,000
3000
20,000
1000
16,000
Weight
Dimension 3 pole
Power loss per pole
Shaft size — square
3 pole
4 pole
H mm
kg
kg
68
W mm
D mm
W
mm
0.11
0.15
68
35
56
0.3
6x6
0.11
0.15
68
35
56
0.6
6x6
0.11
0.15
91.5
35
56
1
6x6
0.27
0.35
91.5
52.5
72.5
1.4
6x6
0.27
0.35
100
52.5
72.5
2.8
6x6
0.36
0.5
100
70
75
1
6x6
0.36
0.5
100
70
75
1.6
6x6
0.36
0.5
127
70
75
4
6x6
1.1
1.3
126
74.5
6.5
6x6
Switch operating torque for
rotary 3 pole switches
Suitable conductor cross section Cu
Bolt size
Auxiliary contacts
Nm
mm 2
1
0.75 – 10
CDAUX_ _
1
0.75 – 10
CDAUX_ _
1
0.75 – 10
CDAUX_ _
1.2
1.5 – 35
CDAUX_ _
1.2
1.5 – 35
CDAUX_ _
2
1.5 – 25
CDAUX_ _
2
1.5 – 25
CDAUX_ _
2
1.5 – 25
CDAUX_ _
6
10 – 70
CDAUX_ _
Ratings according to IEC 9-47-5-1
Rated voltage, U i
Thermal current, I th
VAC
A
690
16
690
16
690
16
690
16
690
16
690
16
690
16
690
16
690
10
AC12/DC12 I e , A
U e =
120V
125V
240V
250V
400V
415V
440V
480V
500V
600V
690V
A
A
A
A
A
A
A
A
A
A
A
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
6 3
4 3
2 3
8/—
—/1.1
6/—
—/0.55
4/—
4/—
—/0.31
3/—
3/0.27
—/0.2
2/—
1 1000V, IEC 408.
2 Not available at time of printing, please consult factory.
3 AC15, according to IEC947-5-1.
Load
Figure 1
63
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