For all German fire doors a general certificate issued by the ‘Institut für Bautechnik” in Berlin is required. Door, frame and fittings must form an integrate whole.
In test institutes at least 2 fire-tests with the same type of doors have to be performed successfully (first with the closing side towards the furnace and second with the opening side towards the furnace).
Before starting the fire-test the door’s stability has to be proved by 200.000 operations.
Fire-Test DIN 4102 part 2 (German Standard) | |||||
Temperature in the furnace : | ![]() | ||||
5 min | 556 °C | ||||
10 min | 658 °C | ||||
15 min | 719 °C | ||||
30 min | 822 °C | ||||
60 min | 925 °C | ||||
Overpressure in the furnace : | at the top rail 8 - 12 Pa | ||||
Test criteria : | |||||
- no open flame | |||||
- cotton pad test | at any position | ||||
- surface temperature | average change in temperature | < 140 K | |||
maximum change in temperature | < 180 K |
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MPA NRW 44287 Dortmund ph. +49 231/45020 fax +49 231/458549 | Chiltern House UK - High Wycombe ph. +44 1494/569800 fax +44 1494/564895 | DANSK Institut DK - 2650 Hvidovre ph. +45 36/349000 fax +45 36/349001 | Warrington GB - Warrington ph. +44 1925/655-116 fax +44 1925/655-419 |