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Testing of natural smoke and heat exhaust ventilators according to EN 12101-2



EN 12101-2 - Natural smoke and heat exhaust ventilators

Division Building components:

Further information and contact

Scope according to EN 12101-2 (Chapter 1):

This part of this European Standard specifies requirements and gives test methods for natural smoke and heat exhaust ventilators which are intended to be installed as a component of a natural smoke and heat exhaust system.

Requirements according to EN 12101-2 (Chapter 4.1.1 et sqq.):

- each NSHEV shall be fitted with one or more of the following automatic initiation devices:

  • thermal initiation device
  • initiation device activated by an electrical signal from remote source
  • pneumatic initiation device
  • initiation device that reacts to remote initiation

- Thermal initiation or release devices shall be exposed to hot gas entering.

- The opening mechanism with energy have to be within the NSHEV.

- All gas containers have to be equipped with a pressure release device to prevent an explosion.


ift Rosenheim

Peter Plettenberg

+49 (0)8031 261-0

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