The LCN 7949 auxiliary blow-open control box works with or without 7901 or 7902 and one or two Auto Equalizers. Controlled by smoke evacuation system, the 7949 open the door(s) to allow fresh air into the building. Normal Auto Equalizer functions are not available when blow-open box is activated.
For more information about the LCN 7949, please contact us.
Technical Specifications:
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For more information about the LCN 7949, please contact us.
- Control Box