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[zachari_alamsyah95]

Dear All

I'm having difficulties to understand mechanism about SDV/BDV/PSV

1. Are the SDV and BDV working simultaneously, in other means when PAHH activated, SDV Closed and BDV open in same time?

2. What is setting pressure of BDV, is it equal of SDV's set pressure (PAHH) or other machanism triggered (such as manual intervention)?

3. What the safety devices working earlier when pressure high-high occur? BDV open or PSV popping ?

Sorry if my English is bad..

Thank you for response and answer

Regards

Alamsyah Zaini