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首先P15要求满足以下要求:7 z# O' Z1 R& f
5A.2.7 Controls
/ I6 ?/ [2 D5 ~* z# H/ q8 l5A.2.7.1 A thermal cutoff shall comply with the Standard for Thermal-Links – Requirements and Application Guide, UL 60691.1 E7 H0 e4 I' R! I8 x- f1 g
5A.2.7.2 Except where superseded in this standard, a temperature control that complies with the construction requirements of the Standard for Temperature-Indicating and -Regulating Equipment,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.% F) M; U( e6 |( f5 C% ~
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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:" a6 `" @- ]0 r/ r" H0 K3 C
39.10 Liquid heaters
; E6 t% b% { ^# }# i+ ]39.10.1 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.% C/ M& g5 L9 }6 w5 F! l* q
但是判断条件是按39.1来判定:
P1 j1 F' C+ k3 d% o, U% U39.1.1 If the conditions of normal operation are not representative also of abnormal conditions likely to be
& {- C; U: e6 R5 l! |2 D2 @9 y4 |7 Nobtained in actual service, a heating appliance shall not involve the risk of fire or electric shock when operated continuously under such abnormal conditions.% h. o- A" z G8 W! L" P" I
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