标题: 对标准的问题 [打印本页] 作者: liang1980 时间: 2015-2-3 19:04 标题: 对标准的问题 A wire-binding screw intended for the connection of an equipment-grounding conductor shall , L/ c: Z4 `# l7 W- v4 Lhave a green-colored head that is hexagonal-shaped, slotted, or both. A pressure wire connector intended8 A( d8 ~& [2 ^' S6 `4 }/ b" q
for connection of such a conductor shall be plainly identified, such as by being marked G, GR, GND,6 _$ c. x& S7 \+ f6 s6 x* R
Ground, Grounding, by the symbol or the like, or by a marking on a wiring diagram provided on the: T1 E7 y8 a U& m6 s
heater. The wire-binding screw or pressure wire connector shall be so located that it is unlikely to be * I3 D5 k+ D0 i, ?0 T/ n& cremoved during servicing of the heater and shall have upturned lugs or the equivalent to retain the 2 F, K, m. k+ W+ w) \, C; `. xconductor.这段话怎么翻才是对的？？作者: peter1715 时间: 2015-2-4 09:11
我得到了以下几点信息： / N7 B3 @% R" Y6 U2 ]1， 对于用来加紧接地线螺丝头部应用绿色的； 5 |7 R4 J6 Z! Q: A/ n7 r2，加紧螺丝旁边应标示G, GR, GND，Ground, Grounding或接地符号；# b1 ]' D3 Z, ~8 ~
3，这是和加热器heater有关的 y; N2 v$ `! C) V
求完整解释作者: 最爱安规 时间: 2015-2-4 12:40
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一般UL中这种语句都是关于永久链接电源的设备。（也就是用螺丝去把电源线端子拧在供电电路中） 4 ~) V$ w. F- y# I" s3 w6 Q 0 c+ l6 G! C4 e) W: u用作接地的螺丝应该是六角螺钉，槽头螺钉或者六角槽头螺钉，且为绿色。 4 ~) \: R0 I- m# c2 x& G- c用来连接此类地线的压力接线器应有"G" "GR" "GRN" "GROUND" "GROUNDING"字样或者接地标志，或者加热器电路图上提供的接地标志。此类接地螺丝或压线器所在位置应使其在加热器维修中无法被移除，应提供向上的翻边来锁住接地端子。