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9 @8 e; o2 s+ J( C+ W5 A* J9 W- XQuestion:/ L( `. @& m1 w0 C; |) Z( Y2 H! J
In IEC 60335-2-21:2002 / A1:2004 the last paragraph states:: j4 `1 ^7 V2 O" S* C) ?' R
The thermal cut-out shall operate before its temperature exceeds 110 °C. The water temperature shall not exceed by more than 20 °K the maximum permitted operating temperature of the thermal cut-out.( N1 R q! [; Z" l0 n: [* a
Considering the above statement, which is the maximum temperature of the water to be measured:
, M& a( O4 @8 I8 h# m7 Va) 130 °K(110 °K+ 20 °K) or
0 z/ r0 L4 e v) `* K+ ?b) Maximum measured operating temperature of the thermal cut-out during test +20 °K?* r8 f4 Z7 b' W1 Y6 e# D
Decision:
6 g4 b2 V2 ~: ?; x) ~, J3 u1 ~The correct interpretation is 130 °C. (option a)% M. F$ r7 E; {6 @! P o
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