With these arrests, altogether eight persons, including five Romanians, have been arrested in the ATM fraud cases.
Nearly 80 customers of nationalised banks in the city have been duped by ATM fraudulent transactions made using cloned debit or credit cards.
He said Kolkata Police sleuths got the tip off about Nana after interrogating the two other Romanians arrested in the case and informed the UP officials.
Brought on transit remand to the city today, the three were produced before a city court and were remanded to 14 days' police custody.
Two Romanians have earlier been arrested from New Delhi, while three persons including an engineering college dropout, have been arrested from the city in connection with the case.
The Kolkata Police has formed a SIT to probe the matter.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)