Wojskowe Zakłady Lotnicze Nr 4 S.A. (Military Aviation Works No. 4 JSC) have two engine test cells that are used to conduct: production, operating and control tests (after MRO – maintenance, repairs and overhaul) of aerial propulsion systems. WZL-4 can test engines for military and commercial aircrafts.
Station no.2 is very sophisticated facility which stands out in aviation business worldwide.
Facility can be used to test new generation jet engines with a mass air-flow up to 600 kg/sec and maximum thrust of 330 kN.
(75 000 lbf) of thrust
(1 650 lb/s) of mass air-flow
Building is 10 meters high and has 400 meters square surface area. It has engine preparation room devided in two parts: shipping spot and engine preparation spots where four engines can be serviced simultaneously. It also has advanced DEMAG double-beam railing system of lifting capacity up to 2 x 7,5 tons. Other rooms are: technological and office support areas.
Testing cell no. 2 is equipped with:
3 tons hydraulic lifting platform placed in testing room below engine which enables easier access to engine during tests,
whole building is secured by modern fire suppreccion system based on SHRACK fire control which consists of: fire sensors, optic flame sensors, FM-200 gas tank, fire hydrants system, spirnklers and water squirtings with autonomous water pump-house,
emergency gen-set providing light and power during black-out which enables contiuous control of engine and measurements systems,
compressed air system which consists of two compressors of air efficency 8,6 m³/min each and two air-storage of 60 m³ volume,
whole building is covered by air-conditioning and ventylation system additionally preparation room as well as testing room are also equipped with heating system,
manufacturers of measurement systems also provide fuel, conservation oil and motional air,
the whole place has a 24-hour monitoring and security systems along with individual electronic access to respective facility aeras.