These upgraded dual-traction models deliver 4600hp in DC mode and 5000hp in AC mode, and were jointly developed by RDSO and BHEL in 1997. Components are shared with the WCAG-1 locos (see below). Co-Co fabricated bogies (High-Adhesion — shared with WCAG-1, WAG-7, WDG-2, etc.) with secondary suspension. […]
Almost all of these are dual-braked, but a few are equipped with air brakes only. Double-header frieghts with these locos are a common sight on the Wadala road-Kings Circle-Mahim-Bandra run. They can also be seen on the Vasai-Diva-Kalyan section which is the furthest point they operate out of WR. […]
The WCAM-1 does not use a variable ratio auto-transformer in AC mode like the others; it uses a fixed-ratio transformer and rectifier bank to convert the OHE supply to 1500VDC. The design of the transformers and notches makes this a hard machine to operate, with the fusible links tending to blow often. […]
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