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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