lamps. Choice of units with or without
guard as well as choice of porcelain or
polyester reflectors. Choice of mountings pendant,
ceiling, stanchion, long bracket and
short bracket. Porcelain reflectors for standard
applications and fiberglass reinforced
polyester reflectors for installations
where fixture is subject to exception-
ally severe corrosive atmospheres.
High bay reflector for installations
where mounting height from work
plane ranges from 20 to 30 feet. Class I, Groups A and B fixtures
have special UL approved sintered
metal flame arrester.
Features All A-51 fixtures are factory sealed
no external sealing fittings are re-
quired. New high temp phenolic connec-
tion block in mounting hood has
rugged leaf spring contactsloosen
two screws, rotate and remove for
quick wiring. Safe, easy servicing or relamp-
ing without disconnecting any wiring.
Wireless fixture unit easily threads
off mounting hood for convenient
servicing or for immediate exchange
with stand-by unit. All joints are flame tight. Effective September, 2005
Copyright 2005
800-621-1506
www.appletonelec.com

PAGE 3
G2-
3
G
A-51
®
Incandescent Explosionproof
Lighting Fixtures: Factory Sealed
Suitable for use in Wet Locations.
UNILETS
®
for use with Threaded Metal Conduit. Specially formulated two coat baked
epoxy enamel provides superior
protective finish to resist corrosion.
Applied to all mounting hoods, fixture
units and guards. New high temperature glass
reinforced phenolic socket block in
fixture unit has collector ring and pin
which automatically makes electrical
contact as fixture unit is threaded onto
mounting hood. Globes in A-51 fixtures are explo-
sion-proof and heat and impact re-
sisting glass. Prismatic configuration
on globe interior provides light control
while allowing smooth exterior surface
for cleaning. A-51 fixture units have standardized
threads to fit all A-51 and mounting
hoods. All fixtures have Alzak
®
aluminum
inner reflector for increased lumen
efficiency. A-51 fixture guards are of rugged
copper-free aluminum construction and
double epoxy coatedprovide protec-
tion to globe. Easily mounts to globe
ring with 3 screws.
Standard Materials Fixtures and guards: copper-free
aluminum (4/10 of 1%). Pendant mounting hoods: copper-
free aluminum (4/10 of 1%). Ceiling and bracket mounting hoods:
malleable iron with aluminum adapt-
ers. Reflectors: porcelain enameled
steel, Alzak aluminum or fiberglass
reinforced polyester.
Standard Finishes Fixtures, guards and mounting
hoods: two coat epoxy-clad finish.
Epoxy powder coat finish, electrostati-
cally applied for complete, uniform sur-
face protection. Steel reflectors: white porcelain
enamel. Polyester and Alzak aluminum
reflectors: natural finish.
Compliances UL Listed. UL 1598 and 844. Class I,* Div. 1 and 2, Groups
A,B,C,D. Class II,* Div. 1 and 2, Groups
E,F,G.
*Some models. Suitable for use in wet locations. Appleton malleable iron products
conform to ASTM A47-77, Grade
32510, which has the following proper-
ties: tensile strength, 50,000 psi; yield,
32,000 psi; and elongation, 10%. Appleton aluminum products
are produced from a high strength
copper-free (4/10 of 1% max.) alloy.
Product Cross Reference See general introduction to catalog
for information on fixture selection. For
HID fixtures with integral ballasts, see
CodeMaster Series in catalog section
G1. Fluorescent fixtures are in section
F3 and G3.
Porcelain Effective September, 2005
Copyright 2005
PAGE 4
800-621-1506
www.appletonelec.com

G2-
4
G
A-51
®
Incandescent Fixtures
Classified Area Suitability and Weights
Class I Div. 1 and Div. 2 Groups C and D
Fixture
Lamp




Supply
Unit
Watts
Without Reflectors
Standard Dome
30 Angle
High Bay
Wire
AAU1N
100W A19
T5
T5
T5
_
125°C

100W A21
T5
T5
T5
_
125°C
AAU15N
150W A23
T3C
T3C
T3C
_
125°C

200W A25
T3C
T3C
T3C
_
125°C

200W PS25
T3C
T3C
T3C
_
125°C

300W PS25
T3C
T3A
T3A (D)
_
125°C
AAU2NS
200W PS25
T3C
T3C
T3C
_
110°C

200W PS30
T3C
T3C
T3C
_
110°C

300W PS25
T3C
T3C
T3C
_
110°C

300W PS30
T3C
T3C
T3C
_
110°C
AAU5NS
500W PS35
T3C
T3C
T3C
_
135°C

500W PS40
T3C
T3C
T3C
_
135°C
Class I Div. 1 and Div. 2 Groups A, B, C and D
AAUA15
150W A23
T3C
T3C
T3C
_
110°C

150W A25
T3C
T3C
T3C
_
110°C

200W A25
T3C
T3C
T3C
_
110°C

200W PS25
T3C
T3C
T3C
_
110°C
AAUA2
200W PS25
T3C
T3C
T3C
_
110°C

200W PS30
T3C
T3C
T3C
_
110°C

300W PS25
T3C
T3C
T3C
_
110°C

300W PS30
T3C
T3C
T3C
_
110°C
Class II Div. 1 and Div. 2 Groups E, F and G
AAU1N
100W A19
T3C
T3C
T3C
_
125°C

100W A21
T3C
T3C
T3C
_
125°C
AAU15N
150W A23
T3C
T3C
T3C
_
125°C

200W A25
T3C
T3C
T3C
_
125°C

200W PS25
T3
T3
T3
_
125°C

300W PS25
T3


_
125°C
AAU2NS
200W PS25
T3C
T3C
T3C
_
110°C

200W PS30
T3C
T3C
T3C
_
110°C

300W PS25
T3C
T3C
T3A (EF)
_
110°C

300W PS30
T3C
T3C
T3A (EF)
_
110°C
AAU5NS
500W PS35
T3C
T3C
T3C
_
135°C

500W PS40
T3C
T3C
T3C
_
135°C
Group A Pendant Mount only. NOTE: Ambient suitability of these incandescent fixtures: 40° C
Weights
Fixture Units

Mounting Hoods
Guards

Standard Reflectors

30 Angle Reflectors

High Bay Reflectors
Cat. No. Wt., Lbs.
Cat. No. Wt., Lbs.
Cat. No. Wt., Lbs.
Cat. No. Wt., Lbs. Cat. No. Wt., Lbs. Cat. No. Wt., Lbs.
AAU-1N
7.6
Pendant
1.3
AAGU-1
.4
AARP-2ST
2.8
AARP-2AN
3.3
AARE-2HB
2.9
AAU-15N
7.6
Ceiling
4.8
AAGU-2
.8
AARW-15ST
2.1
AARW-15AN
2.1
AARE-5HB
3.9
AAU-2NS
10.7
Stanchion
1.6
AAGU-5
1.9
AARW-2ST
2.9
AARW-2AN
2.4
AAU-5NS
20.3
Long Bracket
8.9
AAGUA-15
.5
AARW-5ST
4.3
AARW-5AN
7.0
AAUA-15
15.0
Short Bracket
4.8


AARW-15ST
2.1
AARW-15AN
2.1
AAUA-2
18.0 Effective September, 2005
Copyright 2005
PAGE 12
800-621-1506
www.appletonelec.com

G2-
12
G
A-51
®
Incandescent Groups A and B
Explosionproof Lighting Fixtures:
Factory Sealed
Suitable for use in Wet Locations.
Class I, Div. 1 and 2
Groups A,B,C,D
Class II, Div. 1 and 2
Groups E,F,G
Class III
UL 1598, UL 844 Listed




Fixture Type and Type
Hub Size (Inches)
Catalog Number


Pendant


One hub, rigid or flexible mounting.


60-200 Watt (AAUA-15)
1/2
AAPA1550


PS-25
3/4
AAPA1575


200-300 Watt (AAUA-2)
1/2
AAPA2050


PS-30
3/4
AAPA2075


Ceiling


Four hubs and three close-up plugs.


60-200 Watt (AAUA-15)
1/2
AACA1550


PS-25
3/4
AACA1575


200-300 Watt (AAUA-2)
1/2
AACA2050


PS-30
3/4
AACA2075


15 Short Bracket


Two hubs and one close-up plug.


60-200 Watt (AAUA-15)
1/2
AASBA1550


PS-25
3/4
AASBA1575


200-300 Watt (AAUA-2)
1/2
AASBA2050


PS-30
3/4
AASBA2075


Accessories


Add suffix to fixture catalog number




Suffix


Guard

-G


Standard Dome Reflector

-ST


30 Angle Reflector

-AN

Porcelain Steel and

Polyester Reflectors


Porcelain
Polyester

Standard Dome

60-200 Watt (AAUA-15)
AARW-15ST


200-300 Watt (AAUA-2)
AARW-2ST
AARP-2ST



30 Angle


60-200 Watt (AAUA-15)
AARW-15AN


200-300 Watt (AAUA-2)
AARW-2AN
AARP-2AN Shaded area indicates pendant mount is suitable for Class I, Group A in addition to other applicable area suitabilities.
For specific classified area suitability of each fixture, see page G2-4. Effective September, 2005
Copyright 2005
800-621-1506
www.appletonelec.com

PAGE 13
G2-
13
G



Hub Size


Type
(Inches)
Catalog Number


Mounting Hoods


Pendant


One hub, rigid
1/2
AAP-50


or flexible mounting
3/4
AAP-75


Ceiling


Four hubs and



three close-up
1/2
AAC-50


plugs
3/4
AAC-75


15 Short Bracket


Two hubs and



one close-up
1/2
AASB-50


plug
3/4
AASB-75


Fixture Units


60-200 Watt




PS-25

AAUA-15


200-300 Watt




PS-30

AAUA-2


Globe and Ring Assembly


60-200 Watt (AAUA-15)

AAGLA-15


200-300 Watt (AAUA-2)

AAGLA-2


Aluminum Guards


60-200 Watt (AAUA-15)

AAGUA-15


200-300 Watt (AAUA-2)

AAGU-2


Medium Base Lamp Socket


60-200 Watt (AAUA-15)

AASPA-15


200-300 Watt (AAUA-2)

AASPA-22


Connection Block


Fits all A-51 and AA-51 mounting hoods



60-300 Watt

VPT-7
Group A pendant mount only. * Pendant mounting hoods are copper-free aluminum. Ceiling and bracket types are malleable iron with aluminum
adapters.
A-51
®
Incandescent Groups A and B
Explosionproof Lighting Fixtures:
Mounting Hoods, Fixtures and Parts
Mounting Hoods in Aluminum and Malleable Iron.* Copper-Free
Aluminum Fixture with Gray Epoxy Finish. Effective September, 2005
Copyright 2005
PAGE 14
800-621-1506
www.appletonelec.com

G2-
14
G
Dimensions:
A-51
®
Groups A and B Incandescent Lighting
Fixtures

Pendant
Ceiling
Short Bracket
Size (Watts)
A
B
C
A
B
C
A
B
C
Dimensions in Inches
60-200
13.69
13.13
7.06
16.50
15.94
7.06
15.00
14.44 9.50
200-300
14.75
13.69
8.81
17.56
16.50
8.81
16.00
15.44
10.38
Dimensions in Centimeters
60-200
34.8
33.3
17.9
41.9
40.5
17.9
38.1
36.7
24.1
200-300
37.5
34.8
22.4
44.6
41.9
22.4
40.6
39.2
26.4
Pendant
Ceiling
Short Bracket Effective September, 2005
Copyright 2005
800-621-1506
www.appletonelec.com

P