FIRE/SMOKE DAMPERS
FSD-150 AND FSD-350 SERIES
AIRFOIL BLADE – COMBINATION FIRE/SMOKE DAMPER
Pottorff’s FSD-150 and FSD-350 series are our high performance combination fire/smoke dampers. The low-profile airfoil blade allows for lower pressure drop, airflow velocities up to 4000 fpm and pressures up to 8 in.wg.
¢ 1½ to 3 Hour UL 555 Rating ¢ Class I and II UL 555S Ratings ¢ Horizontal and vertical blade models ¢ Meets NFPA Standards ¢ CSFM Listing
UL APPROVED FOR CLASS 1 LEAKAGE AT 4000 FPM AND 8 IN.WG STATIC PRESSURE! STAINLESS STEEL MODELS NOW AVAILABLE FOR CORROSIVE AND HIGH HUMIDITY ENVIRONMENTS!
¢ Maximum Temperature: 350° ¢ Stainless Models Available
FSD-151 WITH SLEEVE
LOW PROFILE AIRFOIL BLADES FOR HIGH PERFORMANCE
FSD-152 WITH SIDE PLATE
Certified Ratings: Pottorff certifies that the model FSD-151 shown herein is licensed to bear the AMCA seal. The ratings shown are based on tests and procedures performed in accordance with AMCA publication 511 and comply with the requirements of the AMCA Certified Ratings Program. The AMCA Certified Ratings Seal applies to air performance ratings only.
FSD-151-V VERTICAL BLADE OPTION
MAXIMUM DYNAMIC CLOSURE RATING
DAMPER MAXIMUM SIZE (in)
UL555S LEAKAGE CLASS
UL555 FIRE RESISTANCE (hr)
MIN SIZE (in)
AMCA CERT
MODEL
VELOCITY (fpm)
PRESSURE (in.wg.)
FLOOR
WALL
144×48 128×96 144×48 128×96
FSD-151
1½
1
8×6
4000
8
120×96
●
–
FSD-152 FSD-151-SS
1½
2
8×6
4000
8
120×96
–
96×72
–
1½
1
8×6
2000
4
STAINLESS STEEL BLADES
FSD-152-SS
–
96×72
–
1½
2
8×6
2000
4
STAINLESS STEEL BLADES
FSD-151V VERTICAL BLADES FSD-152V VERTICAL BLADES
–
96×32
–
1½
1
8×8
2000
4
–
96×32
–
1½
2
8×8
4000
4
–
120×96
64×96
FSD-351
3
1
8×6
4000
8
–
120×96
64×96
FSD-352
3
2
8×6
4000
8
4
Made with FlippingBook - professional solution for displaying marketing and sales documents online