A petition for judicial separation u/s 10 of HMA can be filed. Either party to a marriage, whether solemnized before or after the commencement of this Act, may present a petition praying for a decree for judicial separation on any of the grounds, thereof, as grounds on which a petition for divorce might have been presented.
Where a decree for judicial separation has been passed, it shall no longer be obligatory for the petitioner to cohabit with the respondent, but the court may, on the application by petition of either party and on being satisfied of the truth of the statements made in such petition, rescind the decree if it considers it just and reasonable to do so.
Now to your questions:
1. What is the Procedure for Legal seperation:
explained above;
2. What are the documents/evidence need for legal seperation
All those documents which you intend to file it with the divorce petition
3. Is Legal seperation differs from divorce.
Yes, it is different from divorce. After separation for a certain period, both may rejoin due to reconciliation efforts, but in divorce, there are no chances.
4. is there any format available for legal seperation
The same format used for divorce petition.
5. After legal seperation how much time taken to divorce
has not resumed cohabitation for a space of two years or upwards after the passing of a decree for judicial separation against that party;