IDBI Bank — Keep on putting penalty on non-maintenance of balance on current account

Address:

560078

Dear sir,

I had opend current account @ idbi bank on 2014 with zero balance account against on my company name " and i got closed my company because of regular loss... Now last month (Feb-17) i got first sms by idbi bank penal charges is accrued on your account since you have not maintained minimum balance,... After reading this i went to bank and asked about account bank said me to pay rs.17000/- to close your current a/c because u r not maintain minimum balance it was charged so for like that...
I requested them that i din't get get any information about minimum balance maintenance & why should i want pay..? And i given closure request.. Asked finally i will pay by installment basis.. So close my a/c like that... They are ready to accept this also... Pls gide me what to do...?