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Fuse Cutouts


Parts Designation of Fuse Cutouts for Type CTF-A
Mechanical assist:
Fuseholder is available with a
torsional spring on trunnion to aid drop out operation in corrosive environments.
Large nut to fasten fuselink without
breaking strands
Table C1- Main Technical Parameter of Fuse Cutouts Type CTF-A
Manufacturer
VECAS
Type designation
CTF-A

Rated voltage (Ur)
kV 10-15 15-27 24-27 27-33 33-36 36-38

Rated current (In)
kA 100
200
100
200
100
200
100
200
100
200
100
200
1
Generalfeature
Unit
1.1
-Housing materialPorcelain Porcelain Porcelain Porcelain Porcelain Porcelain Porcelain
2
Ratings & characteristics
2.1

Rated frequency
Hz 50/60 50/60 50/60 50/60 50/60 50/60
2.2

-Interrupting capacity
kA 10.0
12.0
10.0
12.0
8.0
10.0
6.3
8.0
6.3
8.0
6.3
8.0
3
Housing insulation level
3.1
-Power frequency withstand
voltage (Dry)

kV 40
40
45
45
65
65
70
70
72
72
75
75
3.2
Power frequency withstand
voltage (Wet)
kV
30
30
35
35
50
50
55
55
56
56
60
60
3.3
-Lightning impulse withstand
voltage(BIL)
kV
110
110
125
125
150
150
170
170
170
170
180
180
4
Creepage distance
mm
250
250
350
350
530
530
700
700
720
720
850
850
5
Package data
5.1
-Net weight of
each unit
Kg
7.0
7.1
8.3
8.4
10.0
10.1
15.0
15.1
15.5
15.6
17.0
17.1
5.2
-Dimensions (1PC/CTN)
cm
41x31x11
49x35x12.5
49x35x14
56x38x14.5
57x38x14.5
61x38x14.5
6
Figure No.

Fig.C1
Fig.C2
Fig.C3/Fig.C4 Fig.C5
Fig.C6
Fig.C7
CTF-A Fuse Cutouts with NEMA Type B Mounting
Bracket Dimensions
Voltage(kV)Dimensions(mm)
A B C D
10-15
455
340
515
240
15-27
515
355
650
295
24-27
515
355
650
295
27-33
600
375
780
330
33-36
640
395
890
370
36-38
660
420
915
395
Table C2- Main Technical Parameter of Fuse Cutouts Type CTF-B
Manufacturer
VECAS
Type designation
CTF-A

Rated voltage (Ur)
kV 10-15 15-27 24-27 27-33 33-36 36-38

Rated current (In)
kA 100
200
100
200
100
200
100
200
100
200
100
200
1
Generalfeature
Unit
1.1
-Housing materialPorcelain Porcelain Porcelain Porcelain Porcelain Porcelain Porcelain
2
Ratings & characteristics
2.1

Rated frequency
Hz 50/60 50/60 50/60 50/60 50/60 50/60
2.2

-Interrupting capacity
kA 10.0
12.0
10.0
12.0
8.0
10.0
6.3
8.0
6.3
8.0
6.3
8.0
3
Housing insulation level
3.1
-Power frequency withstand
voltage (Dry)

kV 40
40
45
45
65
65
70
70
72
72
75
75
3.2
Power frequency withstand
voltage (Wet)
kV
30
30
35
35
50
50
55
55
56
56
60
60
3.3
-Lightning impulse withstand
voltage(BIL)
kV
110
110
125
125
150
150
170
170
170
170
180
180
4
Creepage distance
mm
250
250
350
350
530
530
700
700
720
720
850
850
5
Package data
5.1
-Net weight of
each unit
Kg
7.0
7.1
8.3
8.4
10.0
10.1
15.0
15.1
15.5
15.6
17.0
17.1
5.2
-Dimensions (1PC/CTN)
cm
41x31x11
49x35x12.5
49x35x14
56x38x14.5
57x38x14.5
61x38x14.5
6
Figure No.

Fig.C8
Fig.C9
Fig.C10/Fig.C11 Fig.C12
Fig.C13
Fig.C14
CTF-B Fuse Cutouts with NEMA Type B Mounting
Bracket Dimensions
Voltage(kV)Dimensions(mm)
A B C D
10-15
450
335
433
245
15-27
520
350
570
300
24-27
520
350
570
300
27-33
595
370
700
330
33-36
635
395
820
370
36-38
635
655
850
390

 
 
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