ETL 1110-3-498
24 Feb 99
SUPPLY AIR DUCT FROM BUILDING
TOXIC FREE AREA DOWN TO PERFORATED
DIFFUSER IN AIRLOCK CEILING
AIRFLOW MEASURING STATION
AIRFLOW CONTROL DAMPER
VIEW WINDOW
300 (12") SQUARE
BACKDRAFT DAMPER
(TYPICAL)
INNER DOOR 800 (32")
WIDE MINIMUM
LIGHT
MECHANICAL
BELL TIMER
17 (11/16") DIAMETER CAM
1525 (60") FROM
DETECTOR PORT 1050
FLOOR TO CENTER
OF WINDOW
(42") ABOVE FLOOR
(TYPICAL)
OUTER DOOR 800 (32")
MINIMUM WIDE
EXHAUST AIR LOUVER, PROVIDE STATIC
PRESSURE DROP OF 25 Pa (0.10" WG)
TRASH BAG
ISOMETRIC VIEW
CONTAINER
DECON KIT STORAGE BIN
150 (6")
OUTER DOOR
INNER DOOR
800 (32")
800 (32")
150 (6")
375 (15")
100 (4")
EXHAUST
AIR LOUVER
DECON KIT
TRASH BAG
LIGHT
MECHANICAL BELL TIMER
CONTAINER
STORAGE BIN
FLOOR PLAN
NOTES:
1. AIRLOCK COMPARTMENT IS APPROXIMATELY 1400 (56") WIDE BY 2000 (80") LONG BY
2200 (88") HIGH MEASURING FROM INTERIOR SURFACES.
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2. INTERIOR VOLUME IS 6.16 M (228 FT ).
3. THE TRASH BAG CONTAINER AND DECON KIT STORAGE BIN ARE 375 (15") LONG.
4. BOTTOM OF EXHAUST AIR LOUVER IS 8" ABOVE THE FLOOR.
5. THE MECHANICAL BELL TIMER IS 1830 (72") ABOVE THE FLOOR.
6. THE SUPPLY AIR DIFFUSER IS CENTERED BETWEEN THE SIDE WALLS AND 300 (12")
FROM THE INNER DOOR.
Figure F-2. Single-Stage Airlock Diagram.
F-3
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