|
|
马上注册,结识高手,享用更多资源,轻松玩转三维网社区。
您需要 登录 才可以下载或查看,没有帐号?注册
x
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?
3 b, S, W/ u: F1 i( y& K8 X/ s- P- \7 R G0 b8 H: Z
+ z! n# k8 _, r- W
27.2 One sample is to be subjected to 100,000 cycles of complete opening and closing of the valve.
# b. d/ S9 A6 A5 I% r6 _1 c1 kWhen the construction incorporates an overpressure shutoff device that is in accordance with 14.1(b) and: r3 J6 Y0 a8 }3 r; O
that is activated by the regulator linkage mechanism, the sample is to be subjected to the number of2 y- G% a& l* n, F* a
cycles and test conditions covered in 27.6. When the construction utilizes nonmetallic materials in the
/ ^3 o; z9 J+ |- U7 vlinkage assembly a second sample is to be subjected to the test conditions specified in 27.5. |
|