供应多玛 DORMA 地弹簧 BTS75V

Max. door weight: 120 kg Non-handed model for RH (DIN-R, ISO 5)

and LH (DIN-L, ISO 6) Closing force adjustable (EN 2-4) Closing speed adjustable, separately

in two ranges ? approx. 180 to approx. 15° (1)

and approx. 15 to approx. 0° (2) Mechanical backcheck (3) Hold-open, approx. 90°, optional (4) Hold-open, approx. 105°, optional (5)