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首先P15要求满足以下要求：3 g6 x4 s2 F( r; ]1 a
5A.2.7 Controls3 r" t& W3 c6 C9 V! A1 Q$ U
5A.2.7.1 A thermal cutoff shall comply with the Standard for Thermal-Links – Requirements and Application Guide, UL 60691./ j6 J. K) x3 D6 Y, Z1 ]+ p; p
5A.2.7.2 Except where superseded in this standard, a temperature control that complies with the construction requirements of the Standard for Temperature-Indicating and -Regulating Equipment, UL 873; the Standard for Limit Controls, UL 353; or the Standard for Automatic Electrical Controls for Household and Similar Use, Part 1: General Requirements, UL 60730-1, and the Standard for Automatic Electrical Controls for Household and Similar Use; Part 2: Particular Requirements for Temperature Sensing Controls, UL 60730-2-9, is considered to comply with the construction requirements of this standard. See Testing of Component Switches and Control Devices, Section 40 for performance requirements.% i, N" N# W2 c1 H% U5 p! ~/ a
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其次还要满足39 Abnormal Operation Test的要求，其中可能包括热断路器短路非正常测试，但是和零部件失效测试的要求是不一样的，看你是什么产品就做哪节测试。比如，如果是热水器则按：- N D0 f1 l9 {4 \
39.10 Liquid heaters
: V* ]6 `9 \7 s2 z/ H, ?, |2 t$ F* b39.10.1 A liquid heater is to be operated dry and with all automatic temperature controls or protective devices shunted out of the circuit, except as noted in 33.1.19.
7 f# O4 g) V+ U1 k但是判断条件是按39.1来判定：
# E; ~& T+ c; L- m$ K' R39.1.1 If the conditions of normal operation are not representative also of abnormal conditions likely to be: y: }$ C* V+ j* v
obtained in actual service, a heating appliance shall not involve the risk of fire or electric shock when operated continuously under such abnormal conditions.
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发表于 2012-11-24 15:00
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