Mar 27, 2013 · The lip allows the incomming air to flow around the edge of the fan without turbulating..with out the lip the air will trip over the edge and cause a turbulant wake which will make the fan think the intake is smaller diameter than it really is.

Jul 13, 2022 · I am doing a 70mm edf fan to 90mm edf fan conversion in a jet. But inorder to make it fit, I will need to grind off the lip of the edf fan unit. Is this an absolutely wrong thing to do, as in it would cripple the plan badly ?

Straight Intake ring for the E-Jets Jetfan 100mm EDF Unit only. This inlet lip is designed specifically for our Impeller Jetfan-90 in a closed air system to help fit the front of the edf unit to a former or bulkhead.

Intake Lip for Wemotec 90mm EDF Midi Fan (classic & evo) or Ejets Jetfan 90 and other 90mm EDF units.

The E-Jets Jetfan 120mm intake ring for the Jetfan 120mm EDF Unit only. This inlet lip is designed specifically for our Impeller Jetfan-120 ECO and 120 Pro! You can use this new lip for “Open Duct Systems” in your models, but also on the test bench for testing.

Fan Jets USA offers this intake ring to provide an efficient way to streamline the airflow into the fan unit. This inlet lip is needed when the edf unit is in the open air to help streamline the airflow into the edf unit. A reduction of 20% of thrust can be expected if an intake lip is not used.

Intake Ring for EDF JP Hobby 120mm. This is an Open Duct inlet lip especially for the use in the JP Hobby 120mm. Can be used for "Open Duct Systems" in your models, as also for testing your JP Hobby-120 unit at the bench! Specifications. Material: Aluminium; Shape: "trumpet" Weight: 26.5 gr; Inside diameter: 123mm; Outside diameter (lip): 136mm

Apr 5, 2007 · I'm about to finish up the EJF/Sapac Red Arrows Hawk and I need to install the fan. I was wondering how to attach the lip to the fan. Is simply snapping on good enough? Doesn't seem an extremely tight fit. Is it normal to glue the intake lip to the fan? How do you normally secure the lip to the fan? SoCal, Year Round Flying!

This aluminium intake lip for the Jetfan-120 Eco or Pro is specificaly made for the use with retractable EDS systems for gliders such as the LF-Technik. In can be also used with any narrow plane body where a regular inlet ring would be too large.

This is a plug-on intake lips for 90mm EDF, originally made for a Schuebeler DS51 case, but should fit most other 90mm fans too, with a little rescali