Used EDWARDS EXT 255 #9286908 for sale

EDWARDS EXT 255 is a pump that is designed to provide reliable delivery of cryogenic liquids, such as liquid nitrogen and liquid helium, at a wide range of flow rates. It is a turbo-driven pump with an included drive motor that is capable of generating an impressive range of rotational speed from 25,000 revolutions per minute (RPM) up to 80,000 RPM. The overall pumping capacity of EXT 255 is capable of reaching a remarkable maximum pressure of 25 bar, and offers a maximum flow rate of up to 350 Nm3/h in most atmospheres. The impressive power of this pump is capable of a flow rate of up to 295 Nm3/h in oxygen. EDWARDS EXT 255 features a unique and efficient design that helps to reduce vapor breakaway points and minimize the likelihood of cryogenic liquid vaporization. The design of EXT 255 is a multi-stage, single-acting centrifugal type, which utilizes forced or dynamic lubrication and roller bearings exclusively. Every stage of EDWARDS EXT 255 is operated in a closed loop and is designed to be highly reliable and contain only a minimal number of moving parts. Additionally, EXT 255 is constructed with an external centrifugal read seal for the safety of its users. The overall design of EDWARDS EXT 255 makes it ideal for applications in areas such as pulp and paper production, medical, safety, nuclear power, and food industries. EXT 255 is also one of the most durable pumps available, boasting a life expectancy of over 25,000 hours. Moreover, this pump can be used in reliable, continuous and low-vibration duty, and can be operated in temperatures from -90°C to 70°C. EDWARDS EXT 255 is designed as a self-priming pump and includes an internal relief valve and non-return valve, as well as an external vent valve. It is also equipped with a reliable safety feature in the form of an over-temperature cut-out. In most cases, EXT 255 can be used with no power interruption, and can be turned back on within a few seconds. In conclusion, EDWARDS EXT 255 is a reliable and durable pump for cryogenic liquids, with a wide range of applications. It is designed to produce a maximum pressure of 25 bar and a flow rate of up to 350 Nm3/h in most atmospheres. Additionally, the pump is constructed with an efficient design, self-priming feature, and a number of useful safety features.