H.V HRC current-limiting fuses type F for transformer protection |
| H.V HRC current-limiting fuses type F for transformer protection |
H.V HRC current-limiting fuses type F for transformer protection is mainly used in AC 50Hz,rated voltage up to 24kV,rated current 160A circuit for protection transformers and power equipment from onerload and short-ciruit.
It conforms to IEC282-1,BS,DIN43625 and GB15166.2 |
Mode and implication
Conform to DIN43625 standard: Contorm BS standard:
 |
Model |
Rated voltage (kV) |
Rated current of the fuse links(A) |
Rated breaking current (kA) |
Dimensions(mm)(mm) |
Weight(kg) |
¦ÕD |
L |
| FDL.J |
12 |
6.3,10,16,20,25,31.5 |
50 |
51 |
292 |
1.47 |
| FFL.J |
12 |
40,50,63 |
50 |
76 |
292 |
3.15 |
| FXL.J |
12 |
80,100 |
50 |
88 |
292 |
4.15 |
| FDM.J |
24 |
6.3,10,16,20,25,31.5 |
35.5 |
51 |
442 |
2.7 |
| FFM.J |
24 |
25,31.5,40,45 |
35.5 |
76 |
442 |
4.5 |
|
Model |
Rated voltage (kV) |
Rated current of the fuse links(A) |
Rated breaking current (kA) |
Dimensions(mm)(mm) |
Weight(kg) |
¦ÕD |
L |
| FFGHA |
12 |
10,16,20,25,31.5,40,50,63 |
40 |
76 |
350 |
4.0 |
| FDIHA |
24 |
3.15,5,6.3,10,16,20,31.5 |
35.5 |
51 |
565 |
3.0 |
|
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| Dimension drawing |
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| I2t Characteristics of Full-range H.V. Current-limiting Fuese Type F |
| Rated working voltage (kV) |
Rated working current (A) |
Min.prearcingI2¡¤t(A2.S) |
Max.meltingI2¡¤t(A2.S) |
| 12 |
10 |
2.2¡Á102 |
4.7¡Á103 |
| 12 |
16 |
3.4¡Á102 |
6.1¡Á103 |
| 12 |
20 |
7.7¡Á102 |
1.1¡Á104 |
| 12 |
25 |
1.3¡Á103 |
1.6¡Á104 |
| 12 |
31.5 |
2.5¡Á103 |
2.5¡Á104 |
| 12 |
40 |
3.8¡Á103 |
3.8¡Á104 |
| 12 |
50 |
6.8¡Á103 |
5.6¡Á104 |
| 12 |
63 |
8.1¡Á103 |
8.4¡Á104 |
|
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| Selection of Proper Full-rage H.V. Fuses Type F for Transformer Protection |
| Capacity of transformer (kVA) |
Primary voltage of transformer 12kV |
Rated current of fuse link(A) |
| Fuse models(It conforms to DIN43625 and BS) |
| ¡Ü125 |
FDL.J-12 FFGHA-12 |
10 |
| 160 |
FDL.J-12 FFGHA-12 |
16 |
| 200 |
FDL.J-12 FFGHA-12 |
20 |
| 250 |
FDL.J-12 FFGHA-12 |
20 |
| 315 |
FDL.J-12 FFGHA-12 |
25 |
| 400 |
FDL.J-12 FFGHA-12 |
31.5 |
| 500 |
FFL.J-12 FFGHA-12 |
40 |
| 630 |
FFL.J-12 FFGHA-12 |
50 |
| 800 |
FFL.J-12 FFGHA-12 |
63 |
|
| Characteristic curves |
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