DSH 498 Abnormal operation

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DSH 498 ; B% N0 q$ ~% s! Q4 B: R) A6 W! ? . U9 B% N5 S$ Z6 ]. t( k; Z ) u& a' l- g" X& D

Abnormal operation

19.7 ! t1 y! e* ?2 r  l. ^

60335-1(ed.3) 6 Y, j2 T0 x) X) T# U+ O9 Y7 a

! s6 J; }/ }  N1 Y6 U" yStandard: IEC 60335-1:1991, 3rd Ed.
* N* t0 \% C/ PSub clause: 19.7
Sheet No. DSH-498
0 E# Y) b5 y  h# g1 O2 D( E/ MSubject: Abnormal operation
0 e5 t! }7 H' pKey words: - Miniature fuses
Decision taken at the 40th CTL meeting 2003
1 C$ \  u8 `  c7 G7 O. X3 J; P% sQuestion:
  C& \- I# r' I4 W" lShould miniature fuses for the protection of motors, remain in the circuit during the
abnormal operation test?
: V. l7 u3 r4 j9 XRationale:
See question.
" M2 y: q  m2 w) ADecision:
! [1 e" y7 ]  DThe test is carried out only with the miniature fuse mounted in series with the motor.
7 D" e2 E4 b- C7 _No reference to 19.12 for fuses for electronic circuits shall be made.