1. The pump is a 300BYXZXW1000-12-55 vacuum-assisted self-priming centrifugal pump produced by Jiangsu Boyu Pump Industry; inlet diameter 300mm, outlet diameter 250mm.

2. The pump is equipped with a dry-run protection system to safeguard the impeller from causing damage to the mechanical seal, impeller, and pump chamber when rotating at high speed without any liquid in the pump cavity; (provided with an intellectual property certificate for the impeller base that allows for operation without liquid).