ELECTRICAL INSTALLATION AND MAINTENANCE REPORT Date of Report: April 26, 2023 Description of Activity: Troubleshooting the Main Circuits of the Main Building Building. Number/s: MAIN BUILDING Inclusive Date: April 21 & 24-25, 2023 Room Number/s: Electrical Problem Findings Remarks Its main breaker keeps on tripping when most of the loads will be used 1.Shortage of current supply to the 2nd floor circuit. The main building has a 63A main breaker supplying 1st and 2nd floor with main breaker of 30A and 100A respectively. Needs to re-wire the circuit of 2 units window type aircon (SBM Office) And 2 units split type aircon (SBM Office) and install an additional breaker and sub-breaker for it. 2. Main breaker of 2nd floor has a subbreaker of 60A with the following loads: a. 2 units window type aircon with 2 HP b. 3 units window type aircon with 1 HP c. 2 units split type aircon with 2.5 HP d. other loads with 4 outlets Checked by: SHERWIN S. CASTILLO T-1/School Electrician Approved by: JOSEPH L. SILVESTRE School Principal-II