USAF 650

Adjustable Spring Tension from 23 Nm to 58 Nm. (EN3~EN6). Supports door weight up to 300 kgs, door width 1.4 meters. Efficiency up to 65%. Interchangeable spindle tips extension up to 50 mm. Swing speed from 180° to 15°, latch speed from 15° to 0°. Cement case 341 mm x 78 mm x 60 mm. Single
action for fire door. Full open 180°, no hold open.
Box dimensions: 283mm x 182mm x 48.5mm