Carnes LXVAA User Manual
CARNES COMPANY 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone: (608)845-6411 Fax: (608)845-6504 www.carnes.com
COPYRIGHT © 2002 CARNES COMPANY
ALL RIGHTS RESERVED
SUPERSEDES 26009-F 26009-G
NOTES:
(1) Do not mount fan less than 12 inches from the shutter.
(2) Motors available in 24V, 120V, 240V & 440V.
(3) Dampers shipped in individual cartons.
(4) Motors and mounting hardware ship separately.
(5) Center-pivoted dampers must be used on reversible fans.
(6) Multiple section assemblies may require bracing to support the weight of the assembly and
to hold against system pressure. BRACING SUPPLIED BY OTHERS.
A B SQ. MOTOR TYPE
FAN SQUARE OD PANELS EXHAUST SUPPLY
SIZE SIZE FLANGE (Details) TYPE QTY TYPE QTY
10-12 12 14-1/2 1 MP-2781 1 MP-2781-S 1
16 16 18-1/2 1 MP-2781 1 MP-2781-S 1
18-20 20 22-1/2 1 MP-2781 1 MP-2781-S 1
24 20 27-1/2 1 MP-2781 1 MP-2781-S 1
30 32 34-1/2 1 MP-2781 1 MA-220-S 1
36 38 40-1/2 1 MA-220 1 MA-220-S 1
42 44 46-1/2 2 MA-220 1 MA-220-S 2
48 50 52-1/2 2 MA-220 1 MA-220-S 2
54 56 58-1/2 3 MA-220 2 MA-220-S 2
60 62 64-1/2 3 MA-220 2 MA-220-S 2
72 76 78-1/2 4 MA-220 4 MA-220-S 4
Heavy Duty Dampers required on all units with 7-1/2 HP motors and above.
STANDARD SPECIFICATIONS
Maximum Face Velocity: 3000 fpm.
Temperature Limits: -40
O
F to 200OF (-40OC to 94OC).
Minimum Size: 8” x 8”
Size: Single section: 42” W x 64” H Max.
Multiple section assembly - Unlimited size.
Frame: 20 gauge galvanized steel.
Blades: .025 thick aluminum.
HD 28 gauge galvanized steel.
Seals: Extruded vinyl mechanically locked into blades.
Axles: Stainless Steel.
Linkage: Stainless steel pins, galvanized steel tie bar.
Finish: Mill.
CAUTION: Motor kits are not suitable for use in
explosive or flammable areas or airflows.
Multiple section dampers are factory assembled (except
72” and larger).
For all supply applications, a rainhood and motor kit is
recommended.
SPECIFICATION SHEET
Propeller Fan Accessories - Backdraft Dampers
Exhaust: LXVAA (Gravity) — LXVAM (Motorized)
Supply: LXXAA (Gravity) — LXXAM (Motorized)
IP [English] Dimensions
(SI (Metric) on Reverse Side)
COPYRIGHT © 2002 CARNES COMPANY
ALL RIGHTS RESERVED
SUPERSEDES 26009-F 26009-G
NOTES:
(1) Do not mount fan less than 305mm from the shutter.
(2) Motors available in 24V, 120V, 240V & 440V.
(3) Dampers shipped in individual cartons.
(4) Motors and mounting hardware ship separately.
(5) Center-pivoted dampers must be used on reversible fans.
(6) Multiple section assemblies may require bracing to support the weight of the assembly and
to hold against system pressure. BRACING SUPPLIED BY OTHERS.
METRIC DIMENSIONS (LISTED IN MILLIMETERS)
A B SQ. MOTOR TYPE
FAN SQUARE OD PANELS EXHAUST SUPPLY
SIZE SIZE FLANGE (Details) TYPE QTY TYPE QTY
10-12 305 368 1 MP-2781 1 MP-2781-S 1
16 406 470 1 MP-2781 1 MP-2781-S 1
18-20 508 572 1 MP-2781 1 MP-2781-S 1
24 660 699 1 MP-2781 1 MP-2781-S 1
30 813 876 1 MP-2781 1 MA-220-S 1
36 965 1029 1 MA-220 1 MA-220-S 1
42 1118 1181 2 MA-220 1 MA-220-S 2
48 1270 1334 2 MA-220 1 MA-220-S 2
54 1422 1486 3 MA-220 2 MA-220-S 2
60 1575 1638 3 MA-220 2 MA-220-S 2
72 1930 1994 4 MA-220 4 MA-220-S 4
Heavy Duty Dampers required on all units with 7-1/2 HP motors and above.
STANDARD SPECIFICATIONS
Maximum Face Velocity: 3000 fpm.
Temperature Limits: -40OF to 200OF (-40OC to 94OC).
Minimum Size: 203mm x 203mm.
Size: Single section: 1067mm W x 1626mm H Max.
Multiple section assembly - Unlimited size.
Frame: 20 gauge galvanized steel.
Blades: .025 thick aluminum.
HD 28 gauge galvanized steel.
Seals: Extruded vinyl mechanically locked into blades.
Axles: Stainless Steel.
Linkage: Stainless steel pins, galvanized steel tie bar.
Finish: Mill.
CAUTION: Motor kits are not suitable for use in
explosive or flammable areas or airflows.
Multiple section dampers are factory assembled (except
1829mm and larger).
For all supply applications, a rainhood and motor kit is
recommended.
76
356
Max.
356
Max.
254 Max.
MOTOR MOUNT
MP-2781
254 Max.
MOTOR MOUNT
MP-220
178 Max.
SI (Metric) Dimensions
(IP [English] on Reverse Side)
CARNES COMPANY 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone: (608)845-6411 Fax: (608)845-6504 www.carnes.com
SPECIFICATION SHEET
Propeller Fan Accessories - Backdraft Dampers
Exhaust: LXVAA (Gravity) — LXVAM (Motorized)
Supply: LXXAA (Gravity) — LXXAM (Motorized)
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