TECHNICAL CHARACTERISTICS: | |
A. MEDIUM VOLTAGE (MV) POWER | |
Source | Public Power Corporation (PPC) |
Power Supply Voltage | 20 kV, 3Φ, 50Hz |
Power Supply Points | 30 |
Power Distribution | 70 mm2, copper cable |
Β. DIRECT CURRENT (DC) RECTIFIER SUBSTATIONS | |
Rectifier types | 12-pulse rectifiers with silicon diodes |
Number of substations | 10 (Line2) 10 (Line 3) 2 (Depot) 22 in Total |
Average spacing | 1100m (Line 2) 1200m (Line 3) |
Power | 3 MW |
Overloading capacity | 150%, 2 h 300%, 1 min |
Output voltage (nominal) | 750 VDC |
C. DC POWER DISTRIBUTION | |
Third Rail | 60 Kg/m, low carbon content steel 17.3 Kg/m, Composite (Aluminum / Stainless Steel) |
Nominal voltage | 750 VDC |
Minimum voltage | 525 VDC |
Maximum voltage | 900 VDC |
D. OTHER CHARACTERISTICS | |
Capacity design | 6-car Trains, 100s Headway |
Sectionalization | The entire third rail of the Main Lines: • Line 2 – 18 sections • Line 3 – 14 sections |
Monitoring & Control | Remote Control (Syntagma) Local Control Emergency plungers every 200m |