ATEX-roller doors
Description
Control voltage 24 V, push button “Open-Stop-Close” on switch box, connection to on site socket on operating level.
Placement of drive and control, depending on requirements, inside or outside the ATEX-zone.
Jansen can deliver doors according to the explosion prevention requirement 2014/34/EU (ATEX-directive)
| Gases | Zone 1 An area in which an explosive mixture is likely to occur in normal operation | Zone 2 An area in which an explosive mixture is not likely to occur in normal operation and if it occurs it will exist only for a short time |
| Dusts | Zone 21 An area in which an explosive mixture is likely to occur in normal operation. | Zone 22 An area in which an explosive mixture is not likely to occur in normal operation and if it occurs it will exist only for a short time. |
Product description
Explosion protection zones
| Gases | Zone 1 is a place in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is likely to occur in normal operation occasionally. | Zone 2 is a place in which an explosive atmosphere consisting of a mixture with air of flammable substances in the form of gas, vapour or mist is not likely to occur in normal operation but, if it does occur, will persist for a short period only. |
| Dust | Zone 21 is a place in which an explosive atmosphere in the form of a cloud of combustible dust in air may occasionally occur during normal operation. | Zone 22 is a place in which an explosive atmosphere in the form of a cloud of combustible dust in air is not likely to occur in normal operation but, if it does occur, will persist for a short period only. |
Door leaf
The door leaf consists of double-walled, insulated steel slats, which are joined to a shell via a turnable conncetion system.
Execution as stainless steel roller door is possible.
The slats are individually produced, according to requirements of door and installation situation.
If additional soundproofing requirements are needed, the roller door will be executed with a soundproofed filling. To achieve high soundproofing values, the door leaf is additionally covered with an acoustic hood.
Guide rails
The guide rails consist of zinc-coated sheet steel in a screwed construction.
Drive
Plug-on drive with built-in retainer or sprocket drive with separate retainer. In case of a power failure the door can be operated via an emergency crank. Opening and closing speed: approx. 0.2 m/s. Maintenance-free drive unit.
Control
Control voltage 24 V, push button “Open-Stop-Close” on switch box, connection to on site socket on operating level.
Placement of drive and control, depending on requirements, inside or outside the ATEX-zone.
