Its like that in SR. Even KPD VM is regular with P7. In SWR BWT/SBC MKM is regular with P7. Running a loco light is a very inefficient way of utilising a loco. :)
Important Note:This website NEVER solicits for Money or Donations. Please beware of anyone requesting/demanding money on behalf of IRI. Thanks. Disclaimer: This website has NO affiliation with the Government-run site of Indian Railways. This site does NOT claim 100% accuracy of fast-changing Rail Information. YOU are responsible for independently confirming the validity of information through other sources.