English to Spanish Bus/Financial Accounting convenio de préstamo

This appears within the terms of a cash management & loan agreement, whereby a series of companies will obtain through xxxx company, disbursement and receipt accounts at the cash management bank which will be included in the cash management system they are creating.
The specific paragraph says:
Cash disbursed or received through such accounts will be funded by, or ***zero balanced into***, concentration accounts maintained by xxxx at such bank.