Fuse Cutouts
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Parts Designation of Fuse Cutouts for Type CTF-A
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Mechanical assist:
Fuseholder is available with a
torsional spring on trunnion to aid drop out operation in corrosive environments.
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Large nut to fasten fuselink without
breaking strands
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Table C1- Main Technical Parameter of Fuse Cutouts Type CTF-A
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Manufacturer
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VECAS
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Type designation
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CTF-A
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Rated voltage (Ur)
|
kV |
10-15 |
15-27 |
24-27 |
27-33 |
33-36 |
36-38
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Rated current (In)
|
kA |
100
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200
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100
|
200
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100
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200
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100
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200
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100
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200
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100
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200
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| 1 |
Generalfeature
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Unit |
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1.1
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-Housing materialPorcelain |
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Porcelain |
Porcelain |
Porcelain |
Porcelain |
Porcelain |
Porcelain
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2
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Ratings & characteristics
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2.1
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Rated frequency
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Hz |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
2.2
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-Interrupting capacity
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kA |
10.0
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12.0
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10.0
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12.0
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8.0
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10.0
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6.3
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8.0
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6.3
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8.0
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6.3
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8.0
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3
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Housing insulation level
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3.1
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-Power frequency withstand
voltage (Dry)
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kV |
40
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40
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45
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45
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65
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65
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70
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70
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72
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72
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75
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75
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3.2
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Power frequency withstand
voltage (Wet)
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kV
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30
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30
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35
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35
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50
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50
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55
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55
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56
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56
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60
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60
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3.3
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-Lightning impulse withstand
voltage(BIL)
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kV
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110
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110
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125
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125
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150
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150
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170
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170
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170
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170
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180
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180
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4
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Creepage distance
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mm
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250
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250
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350
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350
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530
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530
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700
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700
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720
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720
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850
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850
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5
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Package data
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5.1
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-Net weight of
each unit
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Kg
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7.0
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7.1
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8.3
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8.4
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10.0
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10.1
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15.0
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15.1
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15.5
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15.6
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17.0
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17.1
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5.2
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-Dimensions (1PC/CTN)
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cm
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41x31x11
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49x35x12.5
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49x35x14
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56x38x14.5
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57x38x14.5
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61x38x14.5
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6
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Figure No.
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Fig.C1
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Fig.C2
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Fig.C3/Fig.C4 |
Fig.C5
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Fig.C6
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Fig.C7
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CTF-A Fuse Cutouts with NEMA Type B Mounting
Bracket Dimensions
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Voltage(kV)╲Dimensions(mm)
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A |
B |
C |
D |
10-15
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455
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340
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515
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240
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15-27
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515
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355
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650
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295
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24-27
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515
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355
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650
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295
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27-33
|
600
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375
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780
|
330
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33-36
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640
|
395
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890
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370
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36-38
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660
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420
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915
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395
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Table C2- Main Technical Parameter of Fuse Cutouts Type CTF-B
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Manufacturer
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VECAS
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Type designation
|
CTF-A
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Rated voltage (Ur)
|
kV |
10-15 |
15-27 |
24-27 |
27-33 |
33-36 |
36-38
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Rated current (In)
|
kA |
100
|
200
|
100
|
200
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100
|
200
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100
|
200
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100
|
200
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100
|
200
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| 1 |
Generalfeature
|
Unit |
|
|
|
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1.1
|
-Housing materialPorcelain |
|
Porcelain |
Porcelain |
Porcelain |
Porcelain |
Porcelain |
Porcelain
|
2
|
Ratings & characteristics
|
|
|
|
|
|
|
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2.1
|
Rated frequency
|
Hz |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
2.2
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-Interrupting capacity
|
kA |
10.0
|
12.0
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10.0
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12.0
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8.0
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10.0
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6.3
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8.0
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6.3
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8.0
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6.3
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8.0
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3
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Housing insulation level
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3.1
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-Power frequency withstand
voltage (Dry)
|
kV |
40
|
40
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45
|
45
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65
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65
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70
|
70
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72
|
72
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75
|
75
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3.2
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Power frequency withstand
voltage (Wet)
|
kV
|
30
|
30
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35
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35
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50
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50
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55
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55
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56
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56
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60
|
60
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3.3
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-Lightning impulse withstand
voltage(BIL)
|
kV
|
110
|
110
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125
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125
|
150
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150
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170
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170
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170
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170
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180
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180
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4
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Creepage distance
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mm
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250
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250
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350
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350
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530
|
530
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700
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700
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720
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720
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850
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850
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5
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Package data
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5.1
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-Net weight of
each unit
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Kg
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7.0
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7.1
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8.3
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8.4
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10.0
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10.1
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15.0
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15.1
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15.5
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15.6
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17.0
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17.1
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5.2
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-Dimensions (1PC/CTN)
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cm
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41x31x11
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49x35x12.5
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49x35x14
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56x38x14.5
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57x38x14.5
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61x38x14.5
|
6
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Figure No.
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Fig.C8
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Fig.C9
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Fig.C10/Fig.C11 |
Fig.C12
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Fig.C13
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Fig.C14
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CTF-B Fuse Cutouts with NEMA Type B Mounting
Bracket Dimensions
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Voltage(kV)╲Dimensions(mm)
|
A |
B |
C |
D |
10-15
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450
|
335
|
433
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245
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15-27
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520
|
350
|
570
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300
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24-27
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520
|
350
|
570
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300
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27-33
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595
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370
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700
|
330
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33-36
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635
|
395
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820
|
370
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36-38
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635
|
655
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850
|
390
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