LABCONCO PURICARE™ VERTICAL FLOW STATIONS

PART 1 GENERAL

1.1 SECTION INCLUDES
      A. Animal research enclosures specially designed for cage changing in laboratory vivariums.

1.2 RELATED SECTIONS
      A. Section 11600 - Laboratory Equipment.
      B. Section 11611 – Rodent Procedures Station
      C. Section 11612 – Rodent Cage Changing Station.
      D. Section 11614 -.
      E. Section 12351 - Laboratory Casework.
      F. Section 15145 - Plumbing Piping.
      G. Section 15810 - Ducts.
      H. Section 16150 - Equipment Wiring.

1.3 REFERENCES
      A. EC 89/336 - Electromagnetic Compatibility Directive; European Council.
      B. CAN/CSA C22.2 No. 1010.1 - Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use, Part 1: General Requirements; CSA International.
      C. IEC 61010-1 - Safety Requirements for Electrical Equipment for Measurement, Control, and Laboratory Use - Part 1:  General Requirements; International Electrotechnical Commission.
      D. ISO/DIS Standard 14644-1.
      E. UL 61010-1 - Electrical Equipment for Laboratory Use; Part 1: General Requirements; Underwriters Laboratories Inc.

1.4 SYSTEM DESCRIPTION
      A. General:
          1. Rodent cage changing stations for laboratory vivariums. The stations provide personnel, animal and environmental protection from particulates such as allergens during animal transfers from dirty to clean cages.
      B. Design Features and Requirements:
          1. Angled sash: 1/4" thick, clear glass. Recessed and angled for ergonomically-correct user positioning without glare. Bottom edge of each sash is angled inward. 2-position hinged, pivoting: 14" working height; 21" loading height. 
      C. Performance Requirements:
          1. Single pass airflow design with no recirculation through the enclosure.
          2. Enclosure to operate with nominal inflow velocity of 55 feet per minute (fpm) and down flow velocity of 55 +/-5 fpm.
          3. ISO/DIS Standard 14644-1 Class 5 conditions: Fewer than 3520 particles 0.3µm or larger per cubic meter of air in the work area of the enclosure.
          4. Sound level: 69 dB or less at a position 12" away from the bottom edge of the sash, 15" above the work surface.

1.5 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.
      D. Samples for initial selection: Manufacturer's color chip sample showing epoxy-coated steel.
      E. Test Reports:  Refer to Quality Assurance provisions for standards that require test report submittal.

1.6 QUALITY ASSURANCE
      A. Manufacturer Qualifications:  
          1. Firm that maintains a certified testing facility at manufacturer's place of business.
          2. Enclosures are manufactured in the U.S.A.
      B. Product Qualifications: 
          1. 115-volt models meet or exceed requirements of UL 61010-1 (formerly UL 3101-1) and CAN/CSA C22.2 No. 1010.1.
          2. 115-volt models are ETL-listed.
          3. 230-volt models have CE conformity marking as tested by Intertek Testing Services NA, Inc: Electrical Safety Standard: IEC 1010-1 and Electromagnetic Compatibility Directive: 89/336/EEC.

1.7 DELIVERY, STORAGE, AND HANDLING
      A. Deliver, store and handle in a manner to prevent damage to units or adjacent work.

1.8 WARRANTY
      A. Warrant against defects in materials and workmanship. Warranty does not include replacement of filters and lamps.
      B. Warranty Period: 3 years from date of installation or 4 years from date of purchase, whichever anniversary date is earlier.

PART 2  PRODUCTS

2.1 MANUFACTURER AND PRODUCT
      A.PuriCare(tm) Vertical Flow Station as manufactured by Labconco Corporation, 8811 Prospect Avenue, 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.
      C. Substitutions: Not permitted.
      D. Provide specified products from a single manufacturer.

2.2 MATERIALS
      A. Steel Sheet: Commercial-quality, 18 gauge, cold-rolled, carbon-steel sheet, roller leveled to stretcher-leveled flatness.
      B. Stainless Steel Sheet: Type 304, 18 gauge, stretcher leveled, brushed and polished finishes.
      C. Paint Finish: Baked on, dry powder, electrostatic applied epoxy resin.
          1. Glacier white and slate gray.
      D. Tempered Safety Glass: Clear, 1/4" thick.

2.3 ENCLOSURE
      A. Size:
          1. Overall dimensions: 52.85" wide x 29.50" deep x 80.00" to 87.00" high. 
          2. Interior dimensions: 48.50" wide x 22.50" deep x 28.38" high.
      B. Construction: 
          1. Exterior and prefilter support panel: 18 gauge, cold-rolled, steel sheet, with baked-on, electrostatically-applied, dry powder epoxy-coating.
          2. Interior sides, back and dished work surface: 18 gauge, Type 304, brushed stainless steel. Work surface, 48.20" wide x 20.30" deep, is removable for access to catch pan and prefilters. 
          3. Work area air intake grille and work surface support: 18 gauge, Type 304, polished stainless steel. Front-mounted. 
          4. Sash Glazing: 1/4" thick, clear tempered safety glass.
          5. Drain Trough: Interior left and right side liquid drain troughs: Type 304, brushed stainless steel. Connected to a single drain line.
          6. Shelves: Station is factory-prepared to accommodate up to two front-mounted shelves: one on right side and one on left side. Hold loads up to 20 pounds. Fold flat when not in use.
          7. Telescoping Legs: For working height adjustment from 37.25" to 44.25" in one inch increments and overall height adjustment from 80.00" to 87.00" in one inch increments. 
          8. Caster: 5" diameter. Non-marking polyurethane. With toe brakes.

2.4 POWER AND LIGHT
      A. Electrical Service: 115 volts, 60 Hz.
          1. Bearing ETL Testing Laboratories seal demonstrating compliance with UL 61010-1 and CAN/CSA C22.2 No.1010.1.
      B. Electrical Service: 230 volts, 50 Hz.
          1. Tested by Intertek Testing Services NA, Inc: Electrical Safety Standard: IEC 1010-1 and Electromagnetic Compatibility Directive: 89/336/EEC.
      C. Electrical Receptacle: Duplex interlocking ground fault interrupter outlets with splash cover.
      D. Power Cord and Plug (115 volt models only): 3-wire, 10 feet long. 230 volt model 3-wire power cord, without plug. 
      E. Fluorescent Light: One, 32-watt. Accessible from front for replacement.
      F. Light and blower switches: Mounted on front panel above work area.

2.5 AIR FILTRATION SYSTEM
      A. Filters:  Industry-standard size, HEPA filters; 99.99 percent efficient on particles 0.000012 inch (0.3 micrometers) or larger, without requiring modification for installation.
          1. Provide both supply and exhaust filters.
      B. Prefilters: Two each. Trap large particles to extend life of supply and exhaust HEPA filters. Pleated air filters. Easily replaceable and disposable. 
      C. Pressure Gauges: Two each Minihelic pressure gauges: Analog-type. Monitor pressure across HEPA filters. 
      D. Blower Motor: 1/3 horsepower (248.5 W), thermally protected, capacitor run type.
          1. Motor mounting system as permanent part of motor housing.
      E. One variable speed exhaust blower and two variable speed supply impellers. 
          1. Interior-accessible speed control allows adjustment by a qualified technician as HEPA filters load.

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 installation.

3.2 INSTALLATION
      A. Install in accordance with manufacturer's instructions; comply with requirements of 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. Provide a qualified independent certifier to certify enclosure cabinet before use, performing tests recommended in NSF 49.

3.4 ADJUSTING AND CLEANING
      A. Clean equipment, casework, countertops, and other surfaces as recommended by manufacturer, leaving work in like new 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 exposure to construction activity that might cause damage.