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在UL 144中写到activated by the regulator linkage mechanism请问这是一种什么类型的调压器?$ b7 o; z% y, R0 [3 n
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- ~4 K" N* |; z( [9 k0 T27.2 One sample is to be subjected to 100,000 cycles of complete opening and closing of the valve.
" U, k1 R: e& y& F. DWhen the construction incorporates an overpressure shutoff device that is in accordance with 14.1(b) and% m7 }' V6 ~, T3 s0 F6 ~% A* z- O
that is activated by the regulator linkage mechanism, the sample is to be subjected to the number of, |! @4 r M: m. F2 m6 {% k/ D
cycles and test conditions covered in 27.6. When the construction utilizes nonmetallic materials in the
' M# V7 T. V# s W9 Flinkage assembly a second sample is to be subjected to the test conditions specified in 27.5. |
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