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31.6 The defined load referred to in 31.2 is:
4 n B) }, `# W/ [' J& L' v' fa) The output power load as determined from Figure 31.1 following measurement of the output
. |: F' |- |% p; Vpower obtained when load voltage is 85 percent of the open circuit voltage;
) E9 B& h, ^, k Q% H( f6 ?b) The marked rating of the transformer if greater than the output determined as in (a); or$ \+ d* r+ C ]# a' J" D
c) The marked rating of the transformer if less than the output determined as in (a) and the
$ s- d; ?+ _# O1 ~' ~transformer is provided with a protective device that operates when the transformer output
/ m% Y3 h9 Q& O! Ypower is 110 percent of the marked values- P- Q3 h# f4 x5 ]2 @' T
4 [, N& S3 C% F% L6 e上述为玩具变压器的UL697温升测试,特定负载的要求.如何理解.如何计算出所带负载.; S9 h. f, {' U# k
有做过的高手请解惑.谢谢!
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