250Vdc 100-800A 50kA aR Square Body Fuse 1#
- Volts: 250Vdc;
- Amps: 100-800A;
- Interrupting Capacity: Max 250Vdc 50kA(or less);
- Min BC ≥ 3In;
- Time Constant: ≤5ms;
- Class Type: aR;
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Description
- Higher voltage rating provides overall system efficiency using smaller, more economical conductors while meeting the need of higher voltage.
- Up to 10 times faster opening under high fault current conditions helps assure reliable protection of circuits and components.
- Greater ampacity within sizing guidelines, excellent power of resisting voltaic impingement and environment temperature tolerance, excellent resistance to mechanical vibration and impact resistance.
CERTIFICATIONS
- Refer To UL 248.1/UL 248.13
- IEC 60269.1/IEC 60269.4
- Reach Declaration Available Upon Request
- RoHS Compliant
Fuse Ratings
| Part No. | Fuse Amps | Size | Average @50KA/250Vdc | Power Loss (W) | |
| A²s Melting | A²t Clearing | 100% | |||
| HCHVT250-100K-51E | 100 | 1# | 937 | 8,763 | 23 |
| HCHVT250-125K-51E | 125 | 1# | 1,535 | 14,156 | 28 |
| HCHVT250-160K-51E | 160 | 1# | 2,758 | 25,616 | 35 |
| HCHVT250-200K-51E | 200 | 1# | 3,467 | 31,993 | 38 |
| HCHVT250-250K-51E | 250 | 1# | 5,778 | 54,313 | 52 |
| HCHVT250-275K-51E | 275 | 1# | 7,024 | 70,406 | 55 |
| HCHVT250-315K-51E | 315 | 1# | 9,053 | 89,238 | 64 |
| HCHVT250-350K-51E | 350 | 1# | 12,039 | 119,198 | 68 |
| HCHVT250-400K-51E | 400 | 1# | 17,239 | 170,986 | 72 |
| HCHVT250-450K-51E | 450 | 1# | 23,835 | 243,907 | 78 |
| HCHVT250-500K-51E | 250 | 1# | 30,625 | 314,045 | 87 |
| HCHVT250-550K-51E | 550 | 1# | 41,797 | 431,745 | 92 |
| HCHVT250-630K-51E | 630 | 1# | 61,573 | 658,906 | 100 |
| HCHVT250-700K-51E | 700 | 1# | 81,885 | 883,071 | 102 |
| HCHVT250-800K-51E | 800 | 1# | 113,918 | 1,230,250 | 113 |
Optional base indicator, the standard product is the “Default” configuration.
Default: K–with fuse indication, e.g.: HCHVT250-630K-51E;
Optional: KN–without fuse indication, e.g.: HCHVT250-630KN-51E;
Applications
- Electrical Energy Storage
- Disconnector or Maintenance Safety Disconnect
- Battery Pack Protection
- Backup Protection For DC Relay
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