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7 u/ R* o) {8 ^6 l! T' n# JQuestion:* f J0 E7 _( Y1 g* x3 Z: k
In IEC 60335-2-21:2002 / A1:2004 the last paragraph states:
4 g; J7 I" x6 J; y, r" zThe 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.9 {" j9 t$ T I( x
Considering the above statement, which is the maximum temperature of the water to be measured:. a6 o3 B+ H0 s
a) 130 °K(110 °K+ 20 °K) or' T% [) }' K/ V5 b. y' n
b) Maximum measured operating temperature of the thermal cut-out during test +20 °K?3 ]7 r1 K8 ]8 ^' x, C1 q# p% S6 \
Decision:/ U5 O: q0 @: |5 I% _ j
The correct interpretation is 130 °C. (option a)
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