UL1647标准更新

TZX1976

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

UL1647第五版和第四版只相隔了1年半的时间, 又要花钱升级了.

Liu

对了一下标准也没啥好升级的：
# a% _: K- l, z' K) ~This new fifth edition incorporates new and revised requirements as follows and reflects the April 21, 2011 ANSI approval date for UL 1647:
4 p2 a! U5 d1 s4 L, o1. Addition And Revision Of Requirements To Relocate Component Standard References
From Appendix A Into The Body Of The Standard As Component Requirements
2. Addition Of New Requirements To Address AFCI Nuisance Tripping Due To Excessive
7 @. O& V! |8 F$ `; R, [EMI
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$ Z4 v- g) A5 n3 M. C3 u
1 t& j2 b3 ?: Q( k! [3 s  F9 a

Future Effective Date + D* |0 E9 v) H& g' U& E, U5 ^	References
August 5, 2011 % j# S, Z* U! `- T, j9 i" Q5 t" e	Paragraphs 1.3, 1.5, 1.6, 4.25, Section 10, Paragraphs 13.1.1.10, 38.5, 39.7, Sections 40 and 41, Paragraph 49.2.5, Sections 54 – 57, Clauses 63.3, 64.1.1 – 64.1.4, 64.2.1, 64.2.2, 66.6.3, Sections 71, 72 77, Paragraphs 81.5, 81.6, 81.7, 83.6, and 84.4
April 21, 2014	Section 77

TZX1976

77.1 A treadmill shall comply with applicable requirements in CISPR 14-1,
Electromagnetic compatibility – Requirements for household
appliances, electric tools and similar apparatus – Part 1: Emission.
The applicable requirements are considered to be the requirements for
, y# @6 k/ C4 Jhousehold appliances with disturbance
limits of mains terminal voltages for the frequency range 148.5 kHz to
9 d$ W, E" _+ y  g9 f3 Y30 MHz.
77.2 During the testing specified in 77.1, the treadmill shall be operated at
no load and maximum normal load, and at low and high speed. If the
8 K- o" G4 i( Htreadmill is provided with a motor-operated incline system, the
treadmill belt is also to be raised and lowered during the testing.
$ T( a4 W/ B6 K" C3 i77.3 Maximum normal load is considered to be the treadmill operating at
maximum speed with the maximum rated weight applied to the
6 h+ j! E9 c5 P  m/ \" t/ atreadmill belt. A suitable load application device (such as an electric
motor dynamometer) that provides a load to the motor and drive
% m) W: Q/ C2 hsystem equivalent to the load of the treadmill operating with the
! d& H: K& x  V1 q$ g% _; [  Zmaximum weight user at maximum speed may be used for the test.
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好象是专门针对跑步机的, 增加了EMC测试, 以及对皮带的加载测试.