The phrase "estimated time" means the approximate amount of time or duration that is expected or predicted for something to happen or be completed. Full definition
Price estimates are based on estimated time for repair, labor rates charged by trained automotive professionals, and prices for quality parts. (cars.com)
The industries estimate a time frame of about 10 years and a budget up to 900 million DM (about US$ 410 million) for the process of developing a new substance. (sciencemag.org)
Carefully estimate timing when preparing a presentation, practice speaking in that time limit, and keep track of time during the presentation. (aaas.org)