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- SECTION 11612
-
- BIOLOGICAL SAFETY CABINETS
-
- NOTE ** Labconco Corporation, biological safety cabinets.
- NOTE **
- NOTE ** This section is based on the products of Labconco
- Corporation, which is located at:
- NOTE ** 8811 Prospect Avenue
- NOTE ** Kansas City, MO 64132
- NOTE ** Tel: (816) 333-8811
- NOTE ** Tel: (800) 821-5525
- NOTE ** Fax: (816) 363-0130
- NOTE ** E-mail: labconco@labconco.com
- NOTE ** Home Page: www.labconco.com
-
- NOTE ** Labconco Corporation is a manufacturer of
- laboratory equipment, including fume hoods, self-
- contained filtered laboratory enclosures, and
- biological safety cabinets. This section covers
- part of their product line: "Purifier" Class II,
- Type A and A/B3 biological safety cabinets in 3, 4,
- and 6 foot (0.914, 1.219, and 1.829 m) widths. See
- their other sections for laboratory fume hoods and
- self-contained filtered laboratory enclosures.
- NOTE **
- NOTE ** SECTION 11612 - BIOLOGICAL SAFETY CABINETS,
- Copyright 1998, The Architect's Catalog, Inc.
-
- PART 1 GENERAL
-
- 1.1 SECTION INCLUDES
- NOTE ** Delete item below not required for project. If
- both types of biological safety cabinet are
- required for project, carefully modify this section
- for specific applications.
-
- A. Bench-mounted Class II, Type A biological safety
- cabinets.
-
- B. Bench-mounted Class II, Type A/B3 biological safety
- cabinets.
-
- 1.2 RELATED SECTIONS
- NOTE ** Delete any sections below not relevant to this
- project; add others as required.
-
- A. Section 11600 - Laboratory Equipment
-
- B. Section 12351 - Laboratory Casework
-
- C. Section 15400 - Plumbing Fixtures and Equipment
-
- D. Section 16200 - Electrical Power
-
- 1.3 REFERENCES
- NOTE ** Delete references below that are not required by
- the text of the edited section. The first three
- are for 115V/60Hz models only; the last two are for
- 230V/50Hz models only. Add other references as
- required.
-
- A. CAN/CSA - C22.2 No. 1010.1.
-
- B. NSF International - Standard 49 for Biohazard Cabinetry.
-
- C. UL - Standard 3101-1.
-
- D. CE (European Community) - Electrical Safety Standard IEC
- 1010-1.
-
- E. CE (European Community) - Electromagnetic Compatibility
- Directive 89/336/EEC.
-
- F. ______________________________________.
-
- 1.4 SUBMITTALS
-
- A. Submit under provisions of Section 01300.
-
- B. Product Data: Manufacturer's product data, including
- physical properties and application instructions.
-
- C. Shop Drawings: Prepared specifically for this project;
- show dimensions and interface with other products.
- NOTE ** If required, include paragraph below for 115V/60Hz
- models, only.
-
- D. Test Results: Ensure compliance with NSF 49.
-
- 1.5 QUALITY ASSURANCE
-
- A. Maintain testing facility at manufacturer's place of
- business for performance testing bench-mounted Class II,
- Type A and A/B3 safety cabinets.
- NOTE ** Include paragraph below for 115V/60Hz models, only.
-
- B. Safety cabinets wired for 115V/60Hz:
- 1. Meet or exceed NSF Standard 49 minimum requirements
- and bear NSF Mark.
- 2. Pass complete NSF biological challenge testing at
- downflow and inflow velocities of plus or minus 10
- feet per minute (3.048 m/min) from manufacturer's
- nominal set point.
- 3. Abridged or altered test methodology is unacceptable.
- 4. Meet or exceed UL Standard 3101-1 and CAN/CSA C22.2
- No. 1010.1 minimum requirements.
- NOTE ** Include first subparagraph below for projects in
- the United States, the second subparagraph for
- projects in Canada.
- 5. Carry ETL Testing Laboratories seal.
- 6. Carry ETL-C Testing Laboratories seal.
- NOTE ** Include paragraph below for 230V/50Hz models, only.
-
- C. Safety cabinets wired for 230V/50Hz:
- 1. Conform to CE (European Community) requirements as
- tested by Inchcape Testing Services (UK) LTD:
- Electrical Safety Standard IEC 1010-1 and
- Electromagnetic Compatibility Directive 89/336/EEC.
-
- D. Make manufacturing facility, testing facility, and
- quality control procedures available for owner
- inspection.
-
- 1.6 DELIVERY, STORAGE, AND HANDLING
-
- A. Deliver bench-mounted biological safety cabinets and
- accessories free of damage.
-
- B. Store and handle in a manner to prevent damage to
- biological safety cabinets, work surfaces, accessories,
- or adjacent work.
-
- 1.7 WARRANTY
-
- A. Warrant against defects in materials and workmanship on
- biological safety cabinets and accessories; include labor
- and replacement parts (except HEPA filters and lamps).
-
- B. Warranty Period: Two years from date of installation or
- three years from date of purchase, whichever is sooner.
-
-
- PART 2 PRODUCTS
-
- 2.1 MANUFACTURERS
-
- A. Acceptable Manufacturer: Provide products made by
- Labconco Corporation, 8811 Prospect, Kansas City, MO
- 64132. ASD. Tel: (816) 333-8811 or (800) 821-5525.
- Fax: (816) 363-0130.
-
- B. Requests for substitutions will be considered in
- accordance with provisions of Section 01600.
- NOTE ** Delete paragraph above or below; coordinate with
- Division 1 requirements.
-
- C. Substitutions: Not permitted.
-
- D. Provide all biological safety cabinets from a single
- manufacturer.
-
- 2.2 MANUFACTURED UNITS
-
- A. Bench-Mounted Biological Safety Cabinets:
- NOTE ** Select size(s) from three paragraphs below or
- delete all three paragraphs if drawings indicate
- size(s).
- 1. 38-3/16 inches wide, 58-11/16 inches high, 30-1/4
- inches deep (970 x 1490 x 768 mm).
- 2. 50-3/16 inches wide, 58-11/16 inches high, 30-1/4
- inches deep (1275 x 1490 x 768 mm).
- 3. 74-3/16 inches wide, 58-11/16 inches high, 30-1/4
- inches deep (1885 x 1490 x 768 mm).
- NOTE ** Select paragraph(s) below relevant to project.
- 4. 115 volts, 60 Hz models.
- 5. 230 volts, 50 Hz models.
-
- 2.3 MATERIALS
-
- A. Steel: Cold-rolled, 18 gage, epoxy coated.
-
- B. Stainless Steel: 16 gage, Type 304.
-
- C. Safety Glass: 3/8 inch (9 mm) tempered.
-
- 2.4 COMPONENTS
-
- A. HEPA Filters: Industry-standard size, 99.99 percent
- efficient on particles 0.000012 inch (0.3 micrometers) or
- larger, without requiring modification for installation.
-
- B. Fluorescent Lighting: 80-150 foot-candles (861-1615
- lm/sq. m) on work surface.
-
- C. Motor: 1/3 horsepower (248.5 W), thermally protected,
- capacitor run type.
-
- D. Wiring Harnesses: Color coded, alphanumerically labeled
- for identification; removable wire tags shall not be
- used.
-
- E. Speed Control: Solid state, load rated for 25 amps.
- 1. Hold motor within 1 volt of setting regardless of
- line voltage fluctuations above motor voltage
- setting.
- 2. Start cabinet blower at full line voltage for
- approximately 1 second before controlling motor
- voltage at preset level.
-
- F. Electrical Duplexes with Splash Covers.
- 1. Ground fault interrupters for certain models.
-
- G. Internal Ductwork: Epoxy coated steel permanently welded
- in place.
-
- H. Internal Balancing Damper: Sliding guillotine type.
-
- I. Drain Trough (beneath work tray): Equipped with 3/8 inch
- (9.5 mm) ball-type drain valve.
- NOTE ** Select the following optional components as
- required for project.
-
- J. Service Fixtures: Chrome-plated brass, quarter-turn, on-
- off style.
-
- K. Ultraviolet Light: Preheat style, type G30T8 or
- equivalent, 30 watt, 254 nanometer germicidal lamp.
-
- L. Unassembled Base Stand: Epoxy coated steel; include
- assembly instructions.
-
- 2.5 FABRICATION
-
- A. Design: True laminar (uniform) downflow as defined in
- NSF Standard 49.
- 1. Nominal Downflow and Inflow:
- NOTE ** Select one or both of the following subparagraphs
- as required for project.
- a. 10 inch (250 mm) Work Access Opening: 80 feet
- per minute, plus or minus 5 feet per minute
- (24.38 m/min, plus or minus 1.52 m/min).
- b. 8 inch (200 mm) Work Access Opening: 105 feet
- per minute, plus or minus 5 feet per minute
- (32.00 m/min, plus or minus 1.52 m/min).
- 2. Supply and Exhaust HEPA Filters: Secure by spring-
- loaded clamps in upper cabinet assembly, compensating
- for gasket compression; removable from cabinet front.
- 3. Major Electronic Components (Speed Control, Ballasts,
- Starters, Switches, Motor Capacitors, Circuit
- Breakers): House in removable module for service or
- testing.
- 4. Connections to Speed Control Wiring Harness: Key to
- prevent cross connections
- 5. Differential Pressure Gage: Connect to negative
- pressure duct.
- 6. Motor Mounting System: Permanent part of motor
- housing.
- 7. Electrical Duplex Outlets: Activated from control
- panel area with their own circuit breaker.
- 8. Power Cord: 8 feet (2.44 m) long, connect to cabinet
- by suitable keyed connector (IEC 320 AC inlet
- connector or equivalent). Permanently attached cords
- with strain relief connectors shall not be used.
- 9. Motor/Blower, Lighting System, and Electrical
- Outlets: Controlled by separate switches with
- separate circuit breakers.
- 10. Electrical Connection Box: Mount on rear panel,
- removable to allow passage through 30-inch (762 mm)
- wide doorway.
- 11. Sound Level: 67 dbA or less when measured in
- accordance with NSF Standard 49.
-
- B. Liner Assembly; Sides, Rear, and Bottom: Welded
- construction, no silicone sealant or solder to seal
- surfaces.
-
- C. Upper Cabinet Assembly: Rolled steel without exposed
- bolts or screws. Construct so that positive pressure
- contaminated plenums are surrounded by negative pressure
- plenums. Design so that all major service operations can
- be performed from front of cabinet.
-
- D. Work Surface and Front Intake Grille: Single piece
- welded construction, radiused corners; removable without
- disconnecting fasteners.
-
- E. Sash: Pivoting type, with provisions to lock in
- operating, loading, or cleaning positions; positioning
- shall not require cables, counterweights, or springs.
- 1. Design so that inner and outer surfaces can be
- cleaned without disassembly.
- 2. Removal not required for routine filter or
- motor/blower service.
-
- F. Electrical Duplex Outlets: Mount on back wall of
- stainless steel liner, one on each side.
-
- G. Cabinet shall accommodate up to 4 service fixtures.
-
-
- PART 3 EXECUTION
-
- 3.1 EXAMINATION
-
- A. Verify equipment rough-in before proceeding with work.
-
- B. Coordinate with other trades for proper installation of
- plumbing and electrical services and for rough opening
- dimensions required for hood installation.
-
- 3.2 INSTALLATION
-
- A. Install in accordance with manufacturer's instructions;
- comply with standards required by authorities having
- jurisdiction.
-
- B. Install equipment plumb, square, and straight, without
- distortion; securely anchor.
-
- C. Schedule installation to ensure that utility connections
- are achieved in an orderly and expeditious manner.
-
- 3.3 FIELD QUALITY CONTROL
-
- A. Qualified independent certifier shall certify biological
- safety cabinet before use, performing tests recommended
- in NSF International Standard No. 49.
-
- 3.4 ADJUSTING AND CLEANING
-
- A. Clean equipment, casework, countertops, and other
- surfaces as recommended by manufacturer, rendering work
- in new and unused appearance.
-
- B. Clean adjacent construction and surfaces soiled in the
- course of installation of this work.
-
- C. Touch up minor damaged surfaces caused by installation.
- Replace damaged components as directed by Architect.
-
- 3.5 PROTECTION
-
- A. Provide protective measures to prevent equipment and
- surfaces from exposure to other construction activity.
-
-
- END OF SECTION
-