Rotary Vane Hermetic Compressor Manufacturer,Supplier and Exporter in India
Product Code : EL-TWL-13126
Jlab Export is a leading Rotary Vane Hermetic Compressor Manufacturer,and suppliers in India
Rotary vane compressors squeeze gas with sliding vanes instead of pistons. This sectioned hermetic unit, cut out of an original compressor, lays open the rotor, vanes, cylinder and motor inside the welded shell. Its parts are colour coded, and with the belt drive and rotating handle the vanes can be turned slowly to show how each gas pocket shrinks.
Specifications
| Compressor type | Rotary vane, hermetic |
| Construction | Cut out from an original compressor to expose all key parts |
| Drive | Belt driven, with a rotating handle |
| Finish | Colour coded |
| Use | Teaching model of compressor construction |
| Minimum order quantity | 10 units |
| Dispatch time | Usually 4–6 working days |
| Manufacturer | JLab (Jain Laboratory Instruments Pvt Ltd), Ambala, India |
Workshop Exercises on Rotary Compression
Students turn the handle a few degrees at a time and sketch the pocket between two vanes. It opens wide at the suction port, grows smaller as the off-centre rotor turns, and reaches the discharge port at its smallest. They mark where suction and discharge happen and note that no suction valve is needed.
The class then puts the model beside the Scroll Hermetic Compressor and the Reciprocating Hermetic Compressor. Each group explains how its compressor traps gas and squeezes it, and the teacher draws the three methods side by side on the board.
Frequently Asked Questions
How does a rotary vane compressor work?
A rotor sits off centre in a round cylinder, and vanes in slots in the rotor slide out to touch the cylinder wall. Gas enters the pockets between the vanes where the space is large. As the rotor turns, each pocket narrows, and the squeezed gas leaves at the discharge port.
What makes a rotary compressor different from a piston one?
It has no pistons, connecting rods or suction valves. The rotor turns in one direction all the time, so it runs smoothly with little vibration and fits a compact shell. A piston compressor works in strokes, with a reed valve opening and closing on each one.
Why can a hermetic compressor not be opened for repair?
The motor and compressor are sealed inside a welded steel shell, with no shaft seal to leak. That keeps the refrigerant in, but a faulty hermetic unit is replaced as a whole. The cut on this model is the only way to see inside one.
How does it differ from the Rotary Compressor (Actual Cut Section)?
That model is sectioned, painted and mounted on a metal or wooden base with a key card and literature. This one is a rotary vane hermetic cut-away with a belt drive and rotating handle, so students can set the vanes moving by hand.
Other Compressor Teaching Models
- Rotary Compressor (Actual Cut Section)
- Semi-Hermetic Two Piston Reciprocating Compressor
- Screw Type Compressor
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Last updated: 6 November 2026
