Carnes LXXBN User Manual
Imperial [IP] Dimensions
Metric (SI) on Reverse Side
SUBMITTAL SHEET
LWBK/LMBK & LABK/LCBK PROPELLER FAN ACCESSORY
END PIVOT VERTICAL BACKDRAFT DAMPER
LXXBA (GRAVITY)
SUPPLY
LXXBN (MOTORIZED)
CARNES COMPANY, 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone (608) 845.6411 Fax: (608 ) 845.6470 carnes@carnes.com
CARNES COMPANY © 2005 COPYRIGHT
ALL RIGHTS RESERVED
SUPERSEDES 26073 26073-A
DIMENSIONS LISTED IN INCHES
Fan A B C
(1)
D E Weight
Size Sq. Sq. Min. (Exh.) (Sup) (Lbs.)
20 24 21-3/4 12-1/2 5-1/2 9-1/2 8
24 28 25-3/4 12-1/2 5-1/2 9-1/2 11
30 34 31-3/4 15-1/2 5-1/2 9-1/2 17
36 40 37-3/4 17-1/2 5-1/2 9-1/2 17
42
(2)
46 43-3/4 19-3/4 7 10 32
48
(2)
52 49-3/4 21-3/4 7 10 42
MOTOR CHARACTERISTICS
120V 240V
Idle Speed (RPM 1.8 1.8
Idle Amps 0.244 0.137
Stall Amps 0.261 0.146
Motor kits ship loose for field installation.
POSC (Power Open-Spring Close)
Standard Motor Voltage is 115-230/1/60.
Optional 24 VAC or 575 VAC.
Optonal Transformer _______ VAC / _______ VAC.
Motor kit weight - 5lbs.
CAUTION: Motor Kits are not suitable for use in atmospheres or airflows
containing explosive or flammable products.
(1) Minimum clearance from propeller fan to damper. Decreased clearance can
damage damper or fan and will void warranty.
(2) Two panels wide (Factory joined sections) requires Carnes Motor Kit specifically
designed multi-panel for multi-panel shutters.
STANDARD SPECIFICATIONS AND CONSTRUCTION
Frame: 063” 6063-T6 Aluminum recesses the damper into opening.
Blades: 22 ga. (sizes 30” wide and larger) 24 ga. (sizes smaller than
30” wide).
Axles: 3/16” diameter full length plated steel rod.
Linkage: Double blade linkage with aluminum linkage bars.
Seals: Polyethelyne on sill and felt seals between blades.
Operator:
Electric - power open spring close (POSC) ship loose for field
installtion. Standard voltage is 115-230/1/60 with optional
24/1/60 or 460/1/60 available.
Max. Velocity:
2500 ft./min. face velocity maximum.
Max. Pressure:
1” w.g. differential pressure maximum.
Max. Temporature:
200°F without electrical operator. 120°F with operator.
FAN TAG FAN ACCESSORY
LOCATION/MARK MODEL/SIZE MODEL/SIZE VOLTAGE OPTIONS/ACCESSORIES/NOTES
NOTES:
LXVBA (GRAVITY)
LXVBM (MOTOR
IZED)
EXHAUST
Metric (SI) Dimensions
Imperial [IP] on Reverse Side
CARNES COMPANY, 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone (608) 845.6411 Fax: (608 ) 845.6470 carnes@carnes.com
CARNES COMPANY © 2005 COPYRIGHT
ALL RIGHTS RESERVED
SUPERSEDES 26073 26073-A
DIMENSIONS LISTED IN MILLIMETERS
Fan A B C
(1)
D E Weight
Size Sq. Sq. Min. (Exh.) (Sup) (Kg.)
20 610 552 318 140 241 203
24 711 654 318 140 241 279
30 864 806 394 140 241 432
36 1016 959 446 140 241 610
42
(2)
1168 1111 502 178 254 813
48
(2)
1321 1264 552 178 254 1067
MOTOR CHARACTERISTICS
120V 240V
Idle Speed (RPM 1.8 1.8
Idle Amps 0.244 0.137
Stall Amps 0.261 0.146
Motor kits ship loose for field installation.
POSC (Power Open-Spring Close)
Standard Motor Voltage is 115-230/1/60.
Optional 24 VAC or 575 VAC.
Optonal Transformer _______ VAC / _______ VAC.
Motor kit weight - 2.3 Kg.
CAUTION: Motor Kits are not suitable for use in atmospheres or airflows
containing explosive or flammable products.
(1) Minimum clearance from propeller fan to damper. Decreased clearance can
damage damper or fan and will void warranty.
(2) Two panels wide (Factory joined sections) requires Carnes Motor Kit specifically
designed multi-panel for multi-panel shutters.
STANDARD SPECIFICATIONS AND CONSTRUCTION
Frame: 2mm 6063-T6 Aluminum recesses the damper into opening.
Blades: 22 ga. (sizes 762mm wide and larger) 24 ga. (sizes smaller than
762mm wide).
Axles: 5mm diameter full length plated steel rod.
Linkage: Double blade linkage with aluminum linkage bars.
Seals: Polyethelyne on sill and felt seals between blades.
Operator:
Electric - power open spring close (POSC) ship loose for field
installtion. Standard voltage is 115-230/1/60 with optional
24/1/60 or 460/1/60 available.
Max. Velocity:
762,000mm min. face velocity maximum.
Max. Pressure:
25mm w.g. differential pressure maximum.
Max. Temporature:
111°C without electrical operator. 67°C with operator.
FAN TAG FAN ACCESSORY
LOCATION/MARK MODEL/SIZE MODEL/SIZE VOLTAGE OPTIONS/ACCESSORIES/NOTES
NOTES:
SUBMITTAL SHEET
LWBK/LMBK & LABK/LCBK PROPELLER FAN ACCESSORY
END PIVOT VERTICAL BACKDRAFT DAMPER
LXXBA (GRAVITY)
SUPPLY
LXXBN (MOTORIZED)
LXVBA (GRAVITY)
LXVBM (MOTOR
IZED)
EXHAUST
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