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MEGAFLOOD
LAMP INSTALLATION
CAUTION: Prior to installing, check that the lamp is
the correct ANSI type and wattage. Observe lamp
manufacturer's recommendations on lamp operation,
ballast type and burning positions.
1. Disconnect power. Make sure fi xture and lamp are
cool enough to touch.
2. Loosen (4) screws from the door of the fi xture.
Screws will remain captive to door. Open and
swing door down on hinges.
3. Fully screw lamp into socket.
4. Before closing door, make sure door gasket is
properly seated all around the door.
5. Check that all mounting bolts are tight.
6. Close door. Tighten screws.
WIRING
All units are factory wired for 277V, except for units
with a requested 120V Photocell("/PC"). If voltages
other than 277V are required, remove ballast cover and
rewire for the appropriate voltage.
1. Connect the black fi xture lead to the (+) LINE
supply lead.
2. Connect the white fi xture lead to the (-) COMMON
supply lead.
3. Connect the Ground wire from fi xture to supply
ground.
4. All unused leads must be capped and insulated.
Supply
Note: These instructions do not cover all details or variations
in equipment nor do they provide for every possible situation
during installation, operation or maintenance.
MEG-IN-0208
INSTALLATION INSTRUCTIONS
TM
REPLACEMENT LAMPS AND
BALLASTS
Wattage
High Pressure Sodium
250
400
Metal Halide
175
200PS
250
250PS
320PS
350PS
400
400PS
480V Ballasts are available, consult factory.
TROUBLESHOOTING
1. Is the proper lamp is installed? Check the wattage
2. Make sure the lamp is not defective. Try a lamp
3. Check that the line voltage at fi xture is correct. Refer
4. Is there voltage at the lamp socket? If there is no
5. Is the fi xture grounded properly?
6. Is the photocell functioning properly (if used)
ACCESSORIES
Wire Guard:
4" Hood
9" Hood
Factory Installed Photo Cells
120V Button
277V Button
120V Swivel
RAB fi xture designs are protected under
U.S. and International Intellectual Property laws.
Patent Pending
Page 3
®
RAB Lamp
Catalog#
LHPS250
LHPS400
LMH175MOG M57
LMH200PS
LMH250
LMH250PS
LMH320PS
LMH350PS
LMH400Z
LMH400PS
and ANSI code on the fi xture label against markings
on the lamp. Refer to Replacement Lamp table
above for verifi cation.
known to be in operating condition.
to wiring directions.
voltage, check all connections.
ANSI
RAB Ballast
Code
Catalog#
S50
BHPSH250QT
S51
BHPSH400QT
BMHH175QT
M136
BMHH200PSQ
M58
BMHH250QT
M153
BMHH250PSQ
M154
BMHH320PSQ
M131
BMHH350PSQ
M59
BMHH400QT
M155
BMHH400PSQ
?
GDMEGW
MEGH4
MEGH9
/PC
/PC2
/PCS
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