DSH 545 Application of Clause 22.102 for appliances with defrost heaters of glas

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 545 & K2 H( B0 f4 s7 {

Application of Clause 22.102 for appliances with defrost heaters of glass tube construction . e3 u6 U2 o7 o5 [9 W: ?

22.102 7 @0 H# F; M/ m/ o! G  c

60335-2-24(ed.4) & 60335-2-24(ed.5) & 60335-2-24(ed.6) - [; A9 v& Q# N4 a6 D" D$ C( i

Question:
7 N* u/ r# q" l5 @The requirement of Clause 22.102 reads: “Insulated wire heaters and their joints located in, and in
integral contact with, thermal insulation shall be protected against entry of water”.
The refrigerator/freezer is of the indirect cooling type with the evaporator located outside the food
storage compartment. The heater is protected against water by a metal “roof”. See the photographs of
the construction on page 2. Must a defrost heater with an un-insulated heating wire, mounted in a glass
7 w6 l6 b4 y9 U( G/ ktube and located below the evaporator comply with the above requirement?
. Q$ i4 \* p! a6 ?3 D4 M$ _Decision:
The construction of the defrost heater complies with 22.102. No amendment of the requirement is
6 I- g9 t0 Y& {9 q! `$ H* Nneeded.
& l) j' w0 I( t4 Q
! f6 u% H6 a" M, X9 U