- No interruption of the sealing
- No misalignment even after adjustment
- Allows door to open up 180°
- Door hinges are largely pre-assembled
- Can be used on either (left or right) side of a door
KT-RN: 4 7 7 0 1 4 1 14
Class 4: Very heavy usage. Hinges for doors that are subject to frequent and heavy usage.
Class 7: 200,000 test cycles (only door hinges)
weight of test door
Class 7: Weight of test door 160 kg
class 0: not suited for use on fire and smoke-retardant doors (EN 1634-1)
safty of use
The fundamental requirements on the safety of use must be fulfilled by all hinges. That's why there is only class 1 here.
class 4: Corrosion resistance
Class 1: Suited for use on intrustion-resistant doors based on the rating of the hinges' contribution to intrusion resistance for the respective intrusion-resistant door.
Class 14: Hinges of this class fulfil demands due to very heavy usage
By means of the instructions app, Dr. Hahn provides customers with all available adjustment instructions in a user-friendly way. Through intuitive use and easy one-handed control, the desired instructions are quickly found. Paper copies or an Internet connection are no longer required.DOWNLOAD