ATS Alarm showed Train door both sides cannot open as expected at Platform JUR DE. TC feedback traindoors did not opened but HHPSDs opened. TC checked and foun d DCB tripped. TC normalised DCB and able to open train door ERS-10 ~~~~~ ATS Alarm showed Train door both sides c   Checked ats playback and confirmed that PSD opened without train door opening at JE (first station after launching from UPD). Checked ER and found ZVAR did not energise when train arrived at the first station. Checked all doors open close relays and DCB ok with no signs of burnt marks. No further recurrence of DCB trip after the reported instance. To be further monitored in ML. Done by: Zulq/Ashwin/Luke 45145