There are ways to convert EBCDIC file to ASCII delimited file using the talend tool and with copybook.
Is there any other way to convert it in vice versa, to load to a main frame. Any link will be helpful. The talend tool which i'm using is Talend platform for Big Data 6.1.
Please use a tSystem component and use the below link to get the file converted.
Introduction to Talend Open Studio for Data Integration.
Practical steps to developing your data integration strategy.
Create systems and workflow to manage clean data ingestion and data transformation.