500SF/500SFKBack to products

FEATURES

●A 6-mm-φ fuse, which is the of the same size as a glass tube fuse,can be used to implement a current blocking capacity of 10kA at 500V
●UL approved for up to rated 20A(500SF / SFK)
●Able to block off even DC
●Space-efficient

RATING

250SF / SFK

Rated voltage and blocking capacity 250V AC–10kA,
250V DC (L/R = 10ms)–10kA
Minimum block-off current 250V AC/DC–
4 times the rated amperage
Maximum arc voltage 500V

500SF / SFK

Rated voltage and blocking capacity 500V AC–10kA,
500V DC (L/R = 2ms)–10kA
Minimum block-off current 500V AC/DC–
4 times the rated amperage
Maximum arc voltage 1000V
  • 500SF
  • 500SFK

UL/cUL standard approved rating

Rated voltage and blocking capacity Same as the standard rating.

(250SF/SFK are not cUL approved.)

CCC standard approved rating

When applying the standard to UL standard approved items, use the fuse in the following rating.
※The CCC standard is an option. Enter “TC” at the end of product name when ordering.(e.g. 500SF-10ULTC)

Rated voltage and breaking capacity 500V AC–50kA,
500V DC (L/R = 10ms)–50kA

(250SF/SFK are not CCC approved.)

Rated voltage Rated current Cylinder size(Estimated)
500V 4~20A φ6×31
Installation method RoHS Recognition mark
Clipped / Board soldered

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