cooper bussmann

CHSF Series 500Vac/dc Compact high speed fuses

  

Description:
Eaton’s Bussmann® series compact high speed fuses feature space-saving case sizes for protecting semiconductor devices up to 500Vac/dc in ratings from 50 to 400 amps.
 
Specifications:
Ratings
• Volts - 500Vac/dc
• Amps – 50-400A
• Interrupting rating
-Max AC – 200kA
-Min AC 400%
-Max DC – 50kA
-Min DC 800%
• Conforms to IEC® aR specifications for shortcircuit protection

Features:
• Use up to 48% less enclosure space to help reduce the overall assembly size
• Innovative design allows for a significantly smaller package without compromising heat rise performance, preventing extensive equipment redesign
• Global acceptance with UL, CSA, IEC and RoHS for products sold worldwide
• Bolt-on design provides design flexibility for installation in fuse blocks or direct mounting on busbars
• Meets JASO D622 spec for thermal shock, humidity, and vibration
• Superior current cycling performance helps withstand demanding applications

Agency information
• UL® Recognized, File E56412, Guide JFHR2
• CSA® Component Acceptance, Class 1422-30, File 53787
• IEC aR (self certified)
• CE
• RoHS compliant
• REACH declaration available upon request

Recommended fuse blocks
Up to 100 amps
Catalog numbers Wire size Stud size
BH-0111 #14-2/0 Cu 1/4-20
BH-0112 #14-2/0 Cu 5/16-18
BH-0121 (2) #14-1/0 Cu 1/4-20
BH-0122 (2) #14-1/0 Cu 5/16-18
1BS101 #14-2/0 Cu 1/4-20 x 1/2

Up to 400 amps
Catalog Numbers Wire Size Stud Size
BH-1131 #6-250kcmil Cu 1/4-20
BH1132 #6-250kcmil Cu 5/16-18
1BS102 #6-250kcmil Cu 1/4-20x1/2


Catalog numbers:
Catalog number Amps AC/OC  l"t (A2s)
pre-arcing
AC*  l"t (A2s)
total clear
OC** l"t (A2s)
total clear
Watts loss I percent 01rated current
@80% @50%
CSF-50 50 304 1875 935 3.8 1.3
CHSF-60 60 438 2700 1346 4. 5 1. 5
CSF-70 70 596 3675 1833 53 1 8
CSF-80 80 778 4800 2394 6.1 2.0
CHSF-100 100 1216 7500 3740 7.6 2. 5
CSF-125 125 2042 12721 6465 120 36
CHSF-150 150 2941 18.318 9309 14.3 4. 3
CHSF-175 175 4003 2 4.933 12.671 16.7 5.1
CHSF-200 200 5228 32566 16550 191 5 8
CHSF-2 25 2 2 5 6835 48028 21 278 261 7 0
CHSF50 250 8438 59293 26.270 29.0 7.8
CHSF-300 300 12151 85382 37828 34 8 94
CHSF-350 350 16539 1 1621 5 51 488 406 109
CHSF 400 400 21.603 151.791 67.250 46.4 12 .5
* @ 200kA/500Vac.
** @ 50kA/500Vdc.
 
Dimensions — mm:

 
AC minimum melt


AC total clearing


AC peak let-through


AC arc voltage


AC clearing I2t voltage correction factor


DC arc voltage


DC clearing I2t voltage correction factor


Temperature derating

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