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电动工具一般确实是标空载转速, 但标准没有强制要求标:
8.6 If units or technical data are expressed by symbols, the following symbols shall be used:
3 N" M# `# o) n/ y8 Vn0 ............................ no-load speed
) |2 {8 A; C$ W) X' Y6 H8.1 Tools shall be marked with:1 ^; _! i) Q2 h: e, G0 u( p9 [
– the year of manufacture.' ] ^! _! ?& v% }, _" U( F# D
– rated voltage(s) or rated voltage range(s), in volts. Tools for star-delta connection shall be
" `7 V- p% W9 iclearly marked with the two rated voltages (for example 230 Δ/ 400 Y);
: E% j, H4 I j* Q3 N- P/ k– symbol for nature of supply, unless the rated frequency is marked. The symbol for nature
: t$ ~) p; h9 ^2 p& m& Z. M# Iof supply shall be placed next to the marking for rated voltage; w7 w% P' s) L' ] x
– rated input, in watts or rated current, in amperes. The rated input or current to be marked
( M: g$ L/ T9 P; ? {. Q/ x! x' son the tool is the total maximum input or current that can be on circuit at the same time. If
! i! r: h) i8 M' J$ Ua tool has alternative components which can be selected by a control device, the rated# ]# i& R# {' J0 L) {4 R C- ?
input or rated current is that corresponding to the highest loading possible;6 ]6 w' w+ C! T% g
– name or trade mark or identification mark and address of the manufacturer or any other+ J3 m e. ^, @3 Y9 {! `
agent responsible for placing the tool on the market;
/ Z* r0 t; @3 {7 G# @2 u! b– model or type reference;1 |( K$ @' U1 \) j9 i
– symbol for class II construction, for class II tools only;
n- ^& n. H( C, P) ^; \( b$ z; g– IP number according to degree of protection against ingress of water other than IPX0. If8 B8 i" e" X, ~! f2 u
the first numeral for the IP numbering is omitted, the omitted numeral shall be replaced by# j$ g+ N- \$ F, j3 d
the letter X, for example IPX5;
9 s0 e4 ^8 v# C1 i, o g8 y– “WARNING – To reduce the risk of injury, user must read instruction manual” or the sign
& }0 T# V6 s+ v; RM002 of ISO 7010 F
' m3 K' j- k4 b6 P/ x8).
: A/ @2 o1 ~! C4 EIf used, the word “WARNING” shall be in capital letters not less than 2,4 mm high and$ d% s6 r' o8 @3 X. u, \
shall not be separated from the cautionary statement.! E: m' E/ ^9 m, q; ^
If used, the statement shall be verbatim except the term “operator’s manual” or “user
# z! d8 \) q! B4 H" b( _# Qguide” may be used for the term “instruction manual”;- M% |% h, w9 z& Y
Additional markings are allowed, provided they do not give rise to misunderstanding. |
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