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2-23说:
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A sheet of polyethylene approximately 200 mm x 200 mm and having a thickness of 50 μm is; E: _; p2 @" @
placed against the air-inlet and moved in any direction in order to reduce the airflow so that
& r6 v3 S$ |2 o9 o- B* Gthe most unfavourable conditions are established.6 [# p7 K7 w# l" W6 e [
The test is carried out for 30 min.( X2 x' O2 X; i! x7 C6 s: e
The test is repeated with the airflow directed horizontally.
% H" g# d2 L0 D+ Y# e% wNOTE The most unfavourable conditions are usually obtained by positioning the polyethylene sheet so that the9 Q5 o, D: L7 S! n/ u! W. l4 J& w
thermal cut-out is prevented from operating.
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( {( g1 F% o+ D- _我搜索到之前的帖子有人把它解释为“ 19.102 限制入风测试,最高档和最低档,风口水平和风口垂直,总共做4部机,限制入风口知道跳制动作,然后微调如风到跳制刚好不跳的状态,最后吹30分钟稳定,”
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4 R' g9 G; U! V0 N, u! R4 |' s9 X请问以上解释是对的吗?
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/ Y% F/ R+ d2 ]2 e! `但有人认为是“不断反复让THERMOSTAT跳和不跳之间测试30分钟”。6 J; w6 V" S5 K; W; O0 M0 a/ M; t
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请问以上哪种观点是正确的?
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' y0 Z' B1 ?& r! }( \8 L9 |9 z4 A( xBTW:要对thermal cut-out有个根本的认知,本人认为thermal cut-out是风筒上的fuse,而不是自复位的thermostat. |
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