Description
DF Electric 14×51 mm gG Cylindrical Fuse Link
The DF Electric 14×51 gG is a low-voltage cylindrical fuse link designed for circuit protection against overloads and short circuits. The fuse links are available in 14×51 mm size, with rated currents from 1 to 50 A and rated voltages of 690 V AC, 500 V AC, and 400 V AC, depending on the current rating and reference.
They feature a gG operating class, are available without an indicator, with an indicator, or with a striker, and comply with IEC/EN 60269-1, IEC/EN 60269-2, and RoHS requirements.
Dimensions
| A | B | C | D | E |
|---|---|---|---|---|
| 14,3 | 51 | 11.5 | 8 | 3,7 |
DF Electric 14×51 mm gG Cylindrical Fuse Link Range and Reference Numbers
| SIZE | Un (V) | In (A) | REFERENCE | |
|---|---|---|---|---|
| WITHOUT INDICATOR | WITH INDICATOR | |||
| 14×51 | 690 | 1 | 421001 | - |
| 2 | 421002 | 421102 | ||
| 4 | 421004 | 421104 | ||
| 6 | 421006 | 421106 | ||
| 8 | 421008 | 421108 | ||
| 10 | 421010 | 421110 | ||
| 12 | 421012 | 421112 | ||
| 16 | 421016 | 421116 | ||
| 20 | 421020 | 421120 | ||
| 25 | 421025 | 421125 | ||
| 500 | 32 | 421032 | 421132 | |
| 40 | 421040 | 421140 | ||
| 400 | 50 | 421050 | 421150 | |
DF Electric 14×51 mm gG Cylindrical Fuse Link Range with Striker
| SIZE | Un (V) | In (A) | REFERENCE |
|---|---|---|---|
| WITH STRIKER | |||
| 14×51 | 500 | 2 | 421202 |
| 4 | 421204 | ||
| 6 | 421206 | ||
| 8 | 421208 | ||
| 10 | 421210 | ||
| 12 | 421212 | ||
| 16 | 421216 | ||
| 20 | 421220 | ||
| 25 | 421225 | ||
| 32 | 421232 | ||
| 40 | 421240 | ||
| 400 | 50 | 421250 |
Power Dissipation and I²t Values
| Rated Current (A) | Reference * | Power Dissipation (W) | Prearcing I²t (A²s) | I²t 690 V (A²s) | I²t 500 V (A²s) | I²t 400 V (A²s) |
|---|---|---|---|---|---|---|
| 1 | 421001 | 3.90 | 6.5 | 22.0 | 15.7 | 13.2 |
| 2 | 421002 | 0.80 | 7.0 | 25.0 | 17.6 | 14.6 |
| 4 | 421004 | 0.90 | 45 | 150 | 108 | 90 |
| 6 | 421006 | 1.05 | 70 | 230 | 166 | 140 |
| 8 | 421008 | 1.10 | 80 | 260 | 188 | 158 |
| 10 | 421010 | 1.30 | 120 | 420 | 297 | 248 |
| 12 | 421012 | 1.50 | 180 | 600 | 431 | 362 |
| 16 | 421016 | 2.50 | 270 | 880 | 636 | 536 |
| 20 | 421020 | 2.60 | 500 | 1600 | 1162 | 981 |
| 25 | 421025 | 3.30 | 800 | 2900 | 2034 | 1688 |
| 32 | 421032 | 4.00 | 1200 | 4000 | 2871 | 2412 |
| 40 | 421040 | 4.20 | 2500 | 8000 | 5808 | 4907 |
| 50 | 421050 | 4.80 | 5100 | 20000 | 13728 | 11262 |
* Same data for INDICATOR and STRIKER range.
t-I characteristics
Cut-off characteristics
Documents
DF Electric 14×51 mm gG Cylindrical Fuse Link Datasheet
Additional Information
Rated voltage: |
690V +5% | 500V +10% | 400V +10% |
Rated currents: |
1A...50A |
Rated breaking capacity: |
80kA (690V) | 120kA (500V/400V) |
Rated frequency: |
42…62Hz |
Storage temperature: |
-40°C ... 90°C |
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