Southern Railway — Refund for tdr file has not received

Dear sir,

I have not received the refund for cancellation (Tdr filed). Its already crossed more than 100 days since i raised this request.
Please find the details below.

Transaction details
Pnr number: [protected]
Ticket type: eticket
Transaction id: [protected]
Booked on: 5-9-2016
Class: 2a
Internet service charge: rs 46.0
Date of journey: 2/1/2017
Railway zone: sr bank: hdfc
Total: rs 4486
Train no: 12602
Ticket charge: rs 4440
From station: quilandi (Qld) quota: general to station: chennai central (Mas)
Irctc zone: regional director /southern zone (Irctc), chennai.

Tdr details
Reason for tdr:
Party partially confirmed/waitlisted and all passengers did not travel.
Tdr status:
Tdr entered
Reference no: ekt[protected]
Tdr zone: sr
Tdr filing date: 02-jan-2017
Refund status: refund under process
Refund date: not available
Refund amount: rs.0.00

Kindly do the needful to get the amount credited to my account.

Thanks and regards,
Yasar