Registered patent by OSIM Bucharest at no. A/00815
Registered design by OSIM Bucharest at no. 2001/0501
Safety certificate by INSEMEX Petrosani no. SECEEx. NMATEX 200.022

Is designed for supporting the natural or artificial roof of the longwalls with coal faces' lengths between 80 - 120 m in the large thickness coal seams. The powered roof support can operate together with the armoured face conveyor and the longwall shearer forming the so called mechanized complex.

Technical characteristics	MU	SMA-5H
Type of the support	-	two leg shield / chock shield
Working height Hmin/Hmax	mm	2600/4400
Inter axis step	mm	1500
Advancing step	mm	500/650
No. of props - props lifting power	kN	4x980
Floor pressure	kN/m2	530
Operation angle - on advancing direction - on declivity	grd	± 10 max. 15 left and right
Operation reagent	-	oil + water (3-5 %) emulsion
Weight	kg	18200