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New BTD830 Single-Bladed Bubble Tight Isolation Damper
Other News Subscribe to FREE newsletter | Jun 26, 2024 |
Ruskin is pleased to announce the BTD830 bubble tight isolation damper, the company鈥檚 newest addition to its bubble tight product series. The BTD830 is a rectangular bubble tight damper ideal for applications where extremely low leakage is required. The rectangular design offers more free area, lower pressure drops, better airflow compared to round or oval dampers, and is a lower-cost alternative to other bubble tight dampers.
Standard features include:
- Rectangular flanges
- Painted steel channel frame and blade
- Center-pivoted, double-skin blade with 12ga minimum thickness welded to a full-length axle
- Stainless steel sleeve bearings bolted to the damper frame
- Axle seal integrated with the bearing assembly
- Field replaceable solid silicone blade seal that is mechanically fastened to the blade
- Polyamide epoxy finish
The BTD830 is bubble tight according to the AMCA 500-D standard with a maximum velocity of 4,000 FPM, a static pressure of 10.0鈥 w.g. (2.5 kPa) and a temperature range of -40掳F to 250掳F (-40掳C to 121掳C).
Damper sizes range from 6鈥 x 6鈥 (15.2cm x 15.2cm) to 36鈥 x 16鈥 (91.4cm x 40.6cm). The flanged dampers can be mounted for horizontal or vertical airflow, and standard or custom mounting hole configurations are available.
Optional features include square flanges, a mil-spec frame or blade (304SS, 304LSS, 316SS, 316LSS) and mil-spec axle (316 SS, 316L SS) or finish (304SS, 304L SS, 316SS, 316L SS).
鈥婻uskin can supply and mount actuators and limit switches as needed, including:
- Manual worm gear with handwheel
- Direct-mount, commercial grade
- Electric, quarter-turn rotary (fail in place, battery backup, spring return 鈥 24V, 120V, 230V)
- Pneumatic, quarter-turn rotary (double acting or spring return)
The BTD830 is manufactured in an ISO9001 certified factory and comes with a 5-year limited warranty.
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