Tow-Shift adjustable gas ballast valve satisfies different requirements of condensable vapor(such as water vapor) to be exhausted out of pump in different processes.
Dual protection of oil anti-sucking back ensures vacuum system from oil pollution when pump stops running and needs to be easily restarted.
Forced oil circulation system consisted of oil pump and constant pressure oil supply mechanism ensures stable running of the pump.
Less components are used, easy to maintain and repair.
Displacement speed m3/h(L/s):50/60Hz 90(25)/108(30)
Ultimate total pressure gas ballast close(Pa):4*10-2
Ultimate total pressure gas ballast close(Pa):4*10-1
Ultimate total pressure gas ballast open(Pa):8*10-1
Intake and exhaust DN(mm):KF40
Motor speed (rpm):50/60Hz, 1440/1720
Our Packaging Details:
Q: How long is the delivery time?
A: 7-15 working days after we received your payment or order confirmed.
Q: What is the warranty for the equipment?
A: One year. We can provide you lifelong technical support.
Q: What is the payment terms?
A: T/T, L/C, Western Union, etc.
Q: What after-sales service can be provided by Nade ?
A: The after-sales service of Nade is divided into two parts: technical support and maintenance.
Q: What about the technical support and maintenence?
A: Sometimes users will get some problems when they operate the instruments which are unfamiliar or first time use, users can send us emails or call us about detailed information. We will provide users solution or operation video.For so many years’ experience, our instruments works well during warranty period. If there any parts are broken during warranty period, we would like to provide spare parts for free.
Please send your request details to us by clicking "send" at the bottom!