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| PDSH 550A
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| Acceptance of miniature fuse-links that have different dimensions from those specified in the standa ...* {3 _7 f; U8 j
| Standard Sheets
: I. F) J( Q0 R, m7 w! L | 60127-1(ed.1);am1;am2 & 60127-1(ed.2);am16 O+ y9 ~% d# i/ L) B/ T& X4 d
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Standard(s) (incl. year) Subclause(s) No. Year( S/ r! |7 M5 K0 E8 K# i1 H2 P. D
IEC 601278 i2 C9 O1 Z% `
Standard Sheets9 h/ E9 i3 P0 A. g
PDSH 550A
+ H: c' e1 |" k$ ^; h, H2012 Category
6 |1 F5 c7 g! }1 ^0 ~* ^$ sPROT Subject Keywords Developed by To be approved
) {' p0 A) J1 }) {9 HAcceptance of miniature fuse-links that have different dimensions from those specified in the standard. `- F+ l! i, L3 R) |5 x% a
Shape, Dimensions+ l, V c" V1 @3 O
ETF 7" Q$ `3 e* H" n; s9 k$ L# B/ C0 w
2012 CTL Plenary Meeting Question
D, h( |2 F* |, ]; X' s7 OIs it acceptable to issue CB Test Certificate for miniature fuse-links with dimensions deviating from the Standard Sheets of IEC 60127?
5 U% m) \$ N4 [: K FExamples:8 K* k8 {. T& v5 f* [$ k9 b
1. The sub-miniature fuse-link of Standard Sheet No. 4 of IEC 60127-3, with shape and dimensions as specified in Standard Sheet No. 2;( _9 n3 S" i0 S% z( Y
2. The length and/or diameter of cartridge fuse-link is longer or less than those specified in the Standard Sheets of IEC 60127-2;
2 }( } r+ u; T% v6 Z3. The sub-miniature fuse-link of Standard Sheet No. 3 of IEC 60127-3, with shape and dimensions as suggested by the manufacturer.. G3 j8 H* ?! T5 e
Decision
. f/ Z6 v) U; u' }4 J& n" \It is not allowed to issue a CB Test Certificate for miniature fuse-links with shape and dimensions that do not comply with the dimensions specified in the standard, even though all other requirements are met.
, O) a) w9 b! b5 H, zRationale:
/ j+ E5 n. K$ N+ x$ dIt is not appropriate to accept non-standardized specifications to issue a CB Test Certificate, which is to confirm compliance with internationally validated IEC standards.( c3 V& ?* _+ _
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