SEM-SAFE® high-pressure water mist nozzle installation kit 1. Nozzle cover only - by using cover plate and clamp disc This type of installation requires the cover plate and the clamp disc only. This set will be used simply to cover the nozzle. Figure a. Nozzle is prepared for installation. Make a hole in the ceiling. Figure b. Install the two half-part clamp discs using the two bolts. Figure c. Obtain tolerances. The design of the cover and clamp allows tolerances in installation (from 1-5 mm, depending on nozzle type). Figure d. For best results, push the clamp disc towards the ceiling. The clamp disc can cover a hole in the ceiling up to 70 mm in diameter. Figure e. If not in place, add the 3 magnets in the 3 recesses at a 120 degree angle. Figure f. Add cover plate to clamp disc. The cover plate will connect to clamp disc magnets. 901-90-00029 3 © Copyright Danfoss Fire Safety A/S | 2020.03
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