DSH 589 Spray-on insulation system

小米

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

DSH 589 ) U* ~. f+ r" l6 P% I4 v- p

Spray-on insulation system + [0 o; ?; C, ?9 e; N

General

61730-1(ed.1) & 61730-2(ed.1)

/ K. ^- O  J3 M5 P  ZStandard(s)- IEC 61730-1, -2 Sub clause(s): DSH No 589
6 W# X7 W4 B2 @0 h5 V6 tPage: 1(1)
Subject: Spray-on insulation
system
Key words:
Sprayed insulation system
Decision approved by the CTL
during its 43rd meeting in
) I5 \4 i$ M+ ~. I' xJohannesburg
Question: A manufacturer has presented a new type of insulation (backsheet) for use on PVmodules.
The insulation material (plastic) is sprayed onto the back of the module. After it is hardened, a
second layer is sprayed onto the module. These 2 layers passed all tests of IEC 61730-1 and -2.
( N9 O6 i, D9 N" p" T; I  r  K$ PBasic standards (e.g. IEC 60364-4-41 clause 4.12.1) do not allow varnish/paint to be used as
& K% N; P% d' q1 {. W4 x  x; j" @insulation. Spray-on insulation is something like paint but IEC 61730-1 and -2 say nothing against
such an insulation.
. i: t, Z2 z/ k. x* G: ~1 iIs the use of a spray-on, or similar type of electrical and environmental coating system allowable
% r  U  |& T  sfor certification to IEC 61730-1 and IEC 61730-2?
Decision:
7 e3 `1 m) Y6 V: X4 s8 S* t! sRequirements for construction and performance as specified in IEC 61730-1:2004 and IEC 61730-
, |3 A# c& N2 c1 k4 L1 r2:2004, respectively, are sufficient for evaluation of unique insulating systems on photovoltaic
3 s, j8 h* K5 e, u" k, J4 Q  Z6 zmodules. Although these standards provide suitable rationale for evaluating the construction and
performance of the samples obtained by the CBTL, the issue of certification remains at the
discretion of the NCB.
! ~3 h/ y1 d0 ^. b% G% |8 v
+ U2 U( ]$ J/ e& D