SINGAPORE, July 5 -- A fault in a power monitoring and control system may have caused the power trip that disrupted Bukit Panjang LRT (BPLRT) services for nearly three hours on July 3.

The Straits Times reported that SMRT Trains president Lam Sheau Kai said in a Facebook post on July 4 that preliminary investigations found the power trip could be linked to the Power Scada system.

"We will continue to closely monitor the system as the renewal works progress," said Lam.

The Power Scada system monitors and controls power distribution across the LRT line and is intended to enhance safety and reliability of operations.

Lam said the system developed a fault that affected the Emergency Trip System (ETS) and caused traction power on the LRT l...