R T A
R O U N D T A P E R E D A L U M I N U M [ W I T H R O U N D T W I N E L L I P T I C A L A R M ]
Visit our web site at www.cooperlighting.com
Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX 770.486.4801
ADH061623
ARMS
[Below available on request—Consult factory]
3 @ 120°
4 @ 90°
Shaft
Mounting
Fixture
No. &
Accessories
Dia.
Wall
Height
Base
Mounting
Location
Arm
(Vibration
Round
Tapered
Aluminum
(at base)
Thickness
(ft.)
Type
Finish
& Type
of Arms
Lengths
Damper)
R
T
A
6
L
20
A
A
S
2
4
V
Mtg.
Arm
Shaft
Top
Wall
Bolt Circle Anchor Bolt
Bolt
Max. Fixture
Height
Length Catalog
Dia.
Dia.
Thickness Dia.
D x AB x H
Projection
Net.
Luminaire EPA Rating
2, 4
Load—Include
(Ft.)
(Ft.)
Number
3
(In.)
(In.)
(In.)
(In.)
(In.)
(In.)
Wt. (Lbs.) Weight—75 lbs.
(m
p
h)
Bracket (Lbs.)
MH
AL
BC
AB
BP
70
80
90
100
20
4
RTA6L20AAS24
6
4
.156
9 3/8
3/4 x 17 x 3
2 1/8
97
5.9
3.9
2.6
1.7
150
20
4
RTA7L20AAS24
7
4
.156
10 1/2
1 x 36 x 4
2 3/4
138
8.9
6.6
4.7
3.5
150
20
6
RTA6L20AAS26
6
4
.156
9 3/8
3/4 x 17 x 3
2 1/8
109
5.4
3.5
2.2
1.3
150
20
6
RTA7L20AAS26
7
4
.156
10 1/2
1 x 36 x 4
2 3/4
150
6.3
4.7
3.5
2.7
150
20
8
RTA7L20AAS28
7
4
.156
10 1/2
1 x 36 x 4
2 3/4
154
4.5
3.2
2.3
1.7
150
25
4
RTA7L25AAS24
7
4
.156
10 1/2
1 x 36 x 4
2 3/4
158
5.7
3.7
2.4
1.5
150
25
4
RTA8L25AAS24
8
4 1/2
.156
11 1/2
1 x 36 x 4
2 3/4
171
8.7
6.1
4.3
3.1
150
25
6
RTA7L25AAS26
7
4
.156
11 1/2
1 x 36 x 4
2 3/4
170
5.3
3.2
1.9
1.1
150
25
6
RTA8L25AAS26
8
4 1/2
.156
11 1/2
1 x 36 x 4
2 3/4
184
6.3
4.7
3.5
2.6
150
25
8
RTA8L25AAS28
8
4 1/2
.156
11 1/2
1 x 36 x 4
2 3/4
188
4.5
3.2
2.3
1.7
150
30
4
RTA8L30AAS24
1
8
4 1/2
.156
11 1/2
1 x 36 x 4
2 3/4
187
3.2
1.6
--
--
150
30
4
RTA8M30AAS24
8
4 1/2
.188
11 1/2
1 x 36 x 4
2 3/4
215
7.5
5.0
3.5
2.4
150
30
6
RTA8L30AAS26
8
4 1/2
.156
11 1/2
1 x 36 x 4
2 3/4
194
5.1
3.1
1.8
1.0
150
30
6
RTA8M30AAS26
8
4 1/2
.188
11 1/2
1 x 36 x 4
2 3/4
227
6.3
4.6
3.0
1.9
150
30
8
RTA8M30AAS28
8
4 1/2
.188
11 1/2
1 x 36 x 4
2 3/4
231
4.5
3.2
2.2
1.1
150
30
8
RTA0L30AAS28
10
6
.156
14 1/2
1 x 36 x 4
2 7/8
235
4.5
3.2
2.3
1.7
150
35
4
RTA0L35AAS24
10
6
.156
14 1/2
1 x 36 x 4
2 7/8
247
8.2
5.6
3.9
2.6
150
35
6
RTA0L35AAS26
10
6
.156
14 1/2
1 x 36 x 4
2 7/8
259
6.3
4.7
3.4
2.1
150
35
8
RTA0L35AAS28
10
6
.156
14 1/2
1 x 36 x 4
2 7/8
263
4.5
3.2
2.3
1.3
150
35
8
RTA0M35AAS28
10
6
.188
14 1/2
1 x 36 x 4
2 7/8
306
4.5
3.2
2.3
1.7
150
40
4
RTA0M40AAS24
10
6
.188
14 1/2
1 x 36 x 4
2 7/8
322
7.8
5.3
3.5
2.2
150
40
6
RTA0M40AAS26
10
6
.188
14 1/2
1 x 36 x 4
2 7/8
336
6.3
4.7
3.1
1.8
150
40
8
RTA0X40AAS28
10
6
.250
14 1/2
1 1/4 x 42 x 6 3 1/8
420
4.5
3.2
2.3
1.7
150
NOTES: 1
Factory installed vibration dampeners.
2
The above is our standard offering. Where higher EPA/wind speed capability or mounting height is required, other shaft dimensions and/or wall thickness are available.
Consult Cooper Lighting representative for pricing and lead times. The above E.P.A. capacities are based on loading from (1994) and pole drag coefficients from (2001) American Association of State Highway and
Transportation Officials Specification.
3
Catalog item includes one set of anchor bolts, single nuts and (2) leveling shims.
4
EPAs based on shaft properties with wind normal to flat. EPAs calculated using base wind
velocity as indicated plus 30% gust factor.
ACCESSORIES
[Order separately]
C
=Convenience Outlet
E
=GFI Convenience Outlet
F
=Vibration Pad
G
=Ground Lug
V
=Vibration Damper
D
=Base Cover (“A” Base Only)
ORDERING INFORMATION
SAMPLE NUMBER:
RTA6L20AAS24V
STANDARD BASE
[Round Aluminum Pole Only]
TYPE A
6", 7", 8" or 10"
