Dorma Floor Hinges BTS 84

Description

Double Action Floor Hinge

1. Valve for closing speed adjustment 130° – 0°.
2. Valve for increasing closing speed 130° – 20°.

Standard and optional functions
Closing ranges:
The floor spring has two controlled closing ranges:
Valve 1: 130°-0° sweep
Valve 2: Increases the closing speed between 130° and 20°.

Hold-open
With the hold-open (optional extra), the door
can be held at ranges of either 90° or 105°.
============================

1. First adjusting closing range (130°-0°)
2. Second adjusting closing range (130°-approx. 20°)
3. Hold open at 90° (optional extra)
4. Hold open at 105° (optional extra)

Models:
BTS 84

Note: for doors up to 100kg.

Universal cover plate
Available in stainless steel