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: K4 D2 A$ q& G1 `5 t% s& BStandard: IEC 60335-1:1991, 3rd Ed.8 h+ Q% s9 R% q2 `: Z( @
Sub clause: 7.10
1 v" B; x7 \3 L$ PSheet No. DSH-475
! k) q+ ~6 Z' w3 I9 {+ aSubject: Marking and instructions
8 U3 D4 o5 P' h3 cKey words: - marking$ p1 G& Y% u/ B
Decision taken at the 40th CTL meeting 2003
& V2 L N8 ~8 K6 }; [Question:* f `, {& l7 T" l& }3 d n) B
Does a push-push mains switch need to be marked to indicate on/off positions?4 r1 W7 c% ~! k" h8 B. E. U
Rationale:
2 v3 G/ T& ~% q( ~. aSee question.
) g5 J2 n+ m, ^& o4 ^/ e. m# E# d4 ^Decision:/ N! r/ k; i. M. z @
A push-push mains switch for stationary appliances needs a visual means (e.g. according to
3 V% l( T; j3 ]: i! j* O1 AIEC 417 "Graphical symbols for use on equipment") or a lamp to indicate clearly whether) ^7 u3 h* _. }
the switch is in the on/off position. The marking should be on or near the switch.4 V( l8 }+ L) p- M
5 C, h4 m$ |" y9 V: |0 D5 P& `6 n
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