With a CRL rank of 612,877 and an OBC-NCL rank of 229,948 in JEE Main:

1. NFSC (National Fire Service College) : The NFSC is a specialized institution focusing on fire engineering. The cutoffs are typically lower compared to mainstream engineering branches in top-tier institutes, but they still vary based on the number of applicants and competition.
   
   

2. Chances : Based on your ranks, there might be a possibility of getting admission to the BE Fire course at NFSC, but it depends on the specific cutoffs for the year and the number of available seats.
   
   
   

   Recommended

   I would recommend you to use JEE college predictor tool by Careers360 to get the list of possible colleges you can get with your rank.

   Here is the link to the tool:

   https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp

   Click on the above link, fill the required details and you will get the list of possible colleges at your rank.
   
   
   

   I hope this answer helps you. If you have more queries then feel free to share your questions with us we will be happy to assist you.

   Thank you and wishing you all the best for your bright future.