电动打草机防护罩安规

刘胖

广东安规检测
有限公司提供：

小型摆管淋雨试验机

IPX5X6X7喷水试验机

1000L恒温恒湿箱

各种试验指现货

可程式恒温恒湿试验箱

水平垂直燃烧机

自动卷线器试验机

耐划痕试验机

各种灯头量规现货

灼热丝试验机现货

GB1002插头量规

IPX1-X7淋雨现货

IEC61347/UL935镇流器热试验箱

灯具防风罩

IK冲击试验机

UL498插头插座量规

VDE0620插头插座量规

稳定性试验台

家电温升测试角

针焰试验机现货

热电偶焊机现货

家电125mm试验指

E12灯头量规

无绳壶无绳电熨斗插拔寿命试验机

IEC60335试验指甲

请问各位电动打草机的防护罩的安规尺寸是多少，有个多少度的最小尺寸限制，其它的尺寸有没有限制，谢谢

lu66

学习了。

刘胖

谢谢这位兄台

haolixm

哥，请先说出哪边的撒，根据IEC 60335-2-91：2008  如下要求
20.101.1 Lawn trimmers
% N- |1 }0 F2 g% Z2 C4 d, ]Lawn trimmers shall be guarded on the operator’s side, as a minimum, to the extent shown
in Figure 101.
The radius X of the guard shall not be smaller than the major swept radius of the cutting
head and the guard shall extend beyond the plane of the cutting element by at least 3 mm
/ b' `' B. h5 A6 ^for walk-behind lawn trimmers and 10 mm for hand-held lawn trimmers. The guard shall
7 H) j  Y$ L4 mextend at least 45° from the axis of the handle on the side where the cutting element is
moving away from the operator and at least 90° from the axis of the handle on the side where
$ G; b+ J0 C5 {% Q8 Lthe cutting element is moving towards the operator. The vertices of these angles lie on the
% F: g: o8 m7 v1 Caxis of the cutting head spindle.
If the guarding is less than a total of 360°, the direction of rotation of the cutting element(s)
- p. z- Y: p9 t2 z  x0 Z) y' ^shall be marked on the lawn trimmer.
Compliance is checked by inspection and measurement.
6 ]1 a! V8 i+ L6 P20.101.2 Lawn edge trimmers
Lawn edge trimmers shall be guarded, as a minimum, to the extent shown in Figure 102.
. G( @  L# H% U7 R4 I6 `The radius X of the guard shall not be smaller than the major swept radius of the cutting
head. The guard shall extend beyond the plane of the cutting element by at least 10 mm.
" ~4 O. M# x! R" R* @+ `0 IWith the lawn edge trimmer in its normal position of use, the guard shall extend a minimum
of 90° from the vertical towards the ground on the side where the cutting element is moving
. t+ d2 K0 U- Z) A/ |' ], j0 _) Cupwards and a minimum of 45° from the vertical towards the ground on the side where the
cutting element is moving downwards. The vertices of these angles lie on the axis of the
( g( X8 b7 p5 ]6 y9 `cutting head spindle.
If the guarding is less than a total of 360°, the direction of rotation of the cutting elements
; g: F2 x& M: h& U% c# m9 ?$ kshall be marked on the lawn edge trimmer.