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

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广东安规检测
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DSH 545 ! i" \& D* H1 H+ e8 _$ @( Q / g) e$ A9 M9 g& g5 Q' \

Application of Clause 22.102 for appliances with defrost heaters of glass tube construction * B: R0 k  i2 c7 S& L4 ]

22.102 6 H( |4 a% j7 u" I4 f- ~2 `

60335-2-24(ed.4) & 60335-2-24(ed.5) & 60335-2-24(ed.6)

Question:
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
: L: I7 T8 \  r. W, x4 L# |the construction on page 2. Must a defrost heater with an un-insulated heating wire, mounted in a glass
0 i4 j# [9 q2 Y% C) {tube and located below the evaporator comply with the above requirement?
! k1 X9 n" K7 F5 i' S% GDecision:
The construction of the defrost heater complies with 22.102. No amendment of the requirement is
needed.
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