PDSH 1017 Samples selection (family products)

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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

PDSH 1017

Samples selection (family products)

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60921(ed.1);am1;am2 & 60921(ed.2);am1 & 60923(ed.2);am1 & 60923(ed.3);am1 & 61347-2-9(ed.1);am1;am2 * ]0 n  Y, Q! @. P+ o

/ e0 D7 t+ q* d% ~# VStandard(s):
  B0 j: i( W1 H# T8 MIEC 61347-2-9
  c' c4 w. \3 K4 z' b" h" O; uIEC 60921
IEC 60923 All editions
. W6 \7 f- ^, u$ b% w" I( f/ ]Subclause(s): General
No. Year PDSH 1017 2010
Category: LITE Developed by: ETF5 OSM/LUM
Subject:
Samples selection (family products
Key words:
# Q' b! E* G1 |0 x( v- Samples selection
- Family products
7 A$ ?1 {( U1 u; R$ ^' g/ k- Ballasts
7 g! Q+ [' J$ D. y9 k* _To be approved at the 49th CTL Plenary Meeting, in 2012
Question:
What samples are to be selected in case of family products?
; |* E6 D) {* r( J* D* I* p$ C0 {Decision:
4 m' W" l, p5 D" j# `% }Ballast for tubular fluorescent lamps and discharge lamps. In general it is necessary to carry out the tests
8 ~' O; p* i, h% H7 Fon all the types of ballasts with the following exceptions:
- resistance to heat, fire and tracking - it is possible to test only one type of ballast if the
* [) }/ v5 ^2 n% A2 r% z7 Amaterials used are identical;
- thermal endurance of winding, (clause 13 IEC 61347-2-8/2-9) – for ballasts of the same
: F9 F: G/ i) Lseries is sufficient to carry out the test on samples of minimum rated wattages and on the
maximum one. All the intermediate wattages are considered extensions.
2 J. L) ]! o4 P% u& h! p# wThe ballasts are considered of the same series if:
1 d( S5 A# ]. @! b! U+ k( L5 z% c- they are covered by the same standard, (e.g. IEC 61347-2-8/2-9);
- they are of the same construction. It means that they have laminations or cores with identical
pattern range, with the same insulating material;
- they have an equal assembly technology;
- they have the same "tw" value. In some cases of ballasts for discharge lamps, for different
types of lamps, (e.g. Hg, HPS, MH) may be of the same series.

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