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The BioPROtect® II, shown with optional stainless steel cart.
BioPROtect®
Class II Style Walk-In Clean Air and Containment Enclosures
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| StediVOLT® |
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Clean Air and Containment
The Baker Company BioPROtect® II
and Jr. are Class II style clean air and
containment enclosures designed for
high-volume robotic and automated
equipment applications. The BioPROtect® accommodates high-throughput robotic
systems (including ancillary devices),
ultra-centrifuges, flow cytometers,
aerosol generators and other large
pieces of laboratory equipment.
- BioPROtect® II offers clean air and
containment while allowing total access
to the spacious 164 cu.ft interior work
area (nominal) through combination
double doors.
- BioPROtect® Jr. has single-door
access with a 78 cu.ft. interior volume
(nominal).
General Design and
Performance Features
- BioPROtect® II 164 cu.ft. interior,
76"H x 102"W x 36.5" F-B, nominal
- BioPROtect® Jr. 78 cu.ft. interior,
76"H x 49"W x 36.5"F-B, nominal
- Ideal for high-throughput screening,
combinatorial chemistry, drug discovery,
immunology, tissue culture, clinical
research, molecular biology and quality
control assays.
- High-performance airflow system
provides optimum protection against
airborne particulates and aerosols for
personnel, product and the environment.
- HEPA-filtered, particulate-free airflow
throughout the work area provides an
aseptic environment and minimizes
cross contamination.
- Modular construction allows
disassembly for shipping, delivery and
placement; cabinet design simplifies
assembly and installation prior to
certification.
- Factory direct installation and/or
installation supervision is available.

BioPROtect ® Jr.
features the full
performance
of BioPROtect ® II
in a smaller
cabinet. The
reach-in/walk-in
cabinet offers
ample space for
mobile cart
(shown, not
included), process
equipment or
instrumentation. |
Class II, Type A2 Applications
The BioPROtect® enclosures are
designed for aseptic product preparation
and biological investigation
involving agents of low to moderate
risk. The BioPROtect® II may be
exhausted back into the laboratory or
connected to an in-house exhaust
system.
Design and Performance Features
BioPROtect® incorporates a high-performance airflow system which
reduces cost of ownership.
- Superb airflow characteristics
deliver unidirectional, downflow air
over the work area for maximum
product protection.
- Supply and exhaust HEPA filters are
rated at 99.99% minimum efficiency in
capturing 0.3 micrometer particles.
- When exhausted back into the room,
the BioPROtect® eliminates ceiling
height restrictions in airflow.
| |
Exhausted to
room |
Exhausted to
untreated facility
exhaust system |
Exhausted to
treated facility
exhaust system |
| Protection
From
Particulates |
Protects personnel,
product and the
environment |
Protects
personnel,
product and the
environment |
Protects personnel,
product and the
environment |
| Protection
From Gases
and Vapors |
|
Protects personnel |
Protects personnel
and the environment |
If installed to the facility exhaust system by a hard connection, the BioPROtect®II
provides particulate protection, plus additional protection of personnel from small
quantities of vapors and gases. If the facility exhaust system is specially treated with
activated charcoal, scrubbing or catalytic conversion, protection from exhausted vapors
and gases is extended to the environment. 1
BioPROtect® II Design Features
1. Pressure gauge monitors
operation
2. Exhaust HEPA filter for personnel
and environmental protection
3. Energy efficient fluorescent
lighting, externally mounted, with
solid-state ballasts to
reduce flicker, minimize heat
output, improve eye comfort,
and extend lamp life by as
much as 50%
4. Supply HEPA filter for
product and process
protection is easily
accessible from inside
5. Air and vacuum petcock
adapters
6. Front air capture grille
7. Dual doors (single door
on BioPROtect® Jr.) allow
flexible access for loading
and handling of large carts
and robotics systems
8. Independent ground-fault
interrupt (GFI) outlets with self resetting
circuit breaker for user
safety
9. Remote circuit breakers for each
sidewall duplex receptacle
10. Front access to exhaust HEPA
filters
11. Stainless steel interior
12. Optional stainless steel cart
13. 8" fixed sash opening
14. Integrated blower/motor system
with Baker exclusive StediVOLT® speed control, automatically
adjusts for low and high voltage
situations to maintain proper airflow
15. Straight back wall easily
accommodates lab apparatus and
instrumentation
1 Note: BioPROtect® is not designed for use with large quantities of volatile chemicals.
The adequacy of this enclosure should be determined by an industrial hygienist or safety officer.
Supply and Exhaust HEPA Filter Performance
Because HEPA filters remove microorganisms
and airborne particulates (generally
called aerosols) from the air, the
quality, performance and useful life of
supply and exhaust filters are critical
considerations in the biosafety environment.
- Each HEPA filter is scan-tested for
leaks and tested for overall efficiency by
the manufacturer, then individually scan-tested
by Baker to assure leak-free
performance.
- Minimum HEPA filter efficiency is
99.99% for particulates of 0.3 micrometers,
with increased efficiency for particulates
greater and smaller than 0.3
micrometers.
- The supply HEPA filter pulls down
from above the interior work area.
- The exhaust HEPA filter can be inserted
and removed from the front of the
cabinet.
- A closed-cell neoprene gasket provides
an airtight seal between the filter
assembly and the metal plenum.
Blower/Motor System
Baker has selected an optimum
blower/motor combination to assure
performance.
- The Baker blower/motor is a direct
drive permanent split capacitor motor
designed to deliver the maximum
amount of filter life for each cabinet.
- The blower/motor automatically compensates
for filter loading to compensate
for increased airflow resistance due
to particulates filling the filter media.
Easier On-Site Installation, Certification and Testing
Several BioPROtect® design features
combine to simplify on-site assembly,
certification and maintenance for qualified service personnel, thus reducing
downtime and improving life cycle costs.
- The modular design allows on-site
assembly with commonly available tools.
- Baker offers a choice of factory-direct
installation or factory-supervised installation;
contact Baker for details.
- Once installed, the plenum assembly
places supply and exhaust HEPA filters
within easy reach, allowing the filters to
be clamped directly to the plenum
against the closed-cell neoprene gasket.
StediVOLT® Motor Speed Controller
Maintains Optimum Performance
The Baker exclusive StediVOLT® motor
speed controller reduces the risk of
performance degradation and possible
product loss due to line voltage
fluctuations.
- StediVOLT® minimizes changes in
cabinet performance due to routine
voltage fluctuations, as well as voltage
changes caused by high-demand
brownout conditions.
- StediVOLT® "reads" incoming voltage,
automatically compensates for low and
high voltage, and maintains proper
blower speed to prevent periods of
unbalanced airflow which may contribute
to loss of containment or product
protection.
Comfortable Lighting Improves
Visibility, Reduces Heat
Ergonomic benefits of the BioPROtect® include externally mounted fluorescent
lamps and electronic ballasts which
provide better visibility at the work
surface, less heat at the face (front) of
the cabinet, and improved user comfort.
- Electronic ballasts eliminate fluorescent
lamp "flicker," minimizing eyestrain
and improving productivity.
- The warm, natural illumination
exhibits better color fidelity.
Cabinet Construction Enhances
Performance, Minimizes Downtime
Baker cabinet designs represent many
years of experience in stainless steel
fabrication and craftsmanship. Design
considerations such as aerodynamically
shaped surfaces and non-glare satin
finish interiors combine to improve
comfort, simplify cleaning and maintain
proper containment.
- Corrosion-resistant, 16-gauge,
Type 304 stainless steel interior
surfaces permit easy cleaning.
- The stainless steel floor retains
spills.
- A protective grille located at return
air plenums prevent wipes and other
paper materials from being inadvertently
drawn into the blower system,
eliminating costly decontamination and
downtime to extract materials from
the blower.
- The position of the stainless steel
air diffuser/filter protector located
below the supply filter in the work area
provides added filter protection.
- The 16-gauge, cold-rolled steel
exterior cabinet is protected with a
white baked enamel finish.
Electrical System Offers
Safety and Convenience
The BioPROtect® electrical system is
designed for safety and convenience.
GFI duplex outlets are provided to
accommodate high-throughput and
robotic instrumentation, centrifuges
and other equipment.
- Each outlet is provided with a drip-proof
cover and self-resetting circuit
breaker.
- The internal work area outlets
are on a separate circuit from the
cabinet lights and blower/motor so
that an overload caused by research
equipment will not affect cabinet
function.
Functional Utilities With Petcocks,
Valves and Plumbing Connections
Plumbing connections are strategically
placed for both convenience and
proper air management within the airflow plenums.
- Plugged penetrations are provided
to accommodate future petcocks
inside the cabinet.
- A service panel houses iris ports
and other penetrations such as
liquid fittings and Swagelock® connectors; the panel can be reconfigured and/or replaced if future
needs change.
Options and
Accessories
For convenience, most options,
accessories and modifications are
factory installed and should be
specified when ordering. Commonly
requested options are listed below.
For detailed information on accessories
and modifications, refer to
Baker Accessories literature, or
contact The Baker Company.
- All stainless steel lift cart with
casters
- Additional petcock (specify label
and location)
- Additional electrical outlets, 115V,
220V or 440V (specify location)
- Blower/Motor switch with additional
pole for interlocking with
facility exhaust system
- Replaceable service panels with
cut-outs for conveyors can be positioned
on either or both sides
To Order
For applications assistance and
ordering information, terms and
conditions of sale, contact Baker
direct toll-free USA 800-992-2537
or 207-324-8773. Or e-mail your
request to bakerco@bakerco.com
Note: BioPROtect® is not designed for use
with large quantities of volatile chemicals.
The adequacy of this enclosure should be
determined by an industrial hygienist or
safety officer.
Summary Specification
BioPROtect® II Class II Style Clean Air and Containment Enclosure
Model Number: BioPROtect® II
Cabinet Type: Walk-in/Reach-in Clean Air and Containment Enclosure |
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Site Preparation
| Electrical System, 60Hz |
One 220 V junction box, 20 amps
Two 115 V junction boxes, 15 amps each |
One 115 V junction box, 20 amps |
| Exhaust Requirement
When unit is exhausted
to building system |
Hard Connection:
490 CFM at 0.15 to 0.25" water column suction, total
Canopy Connection (CEC):
588 CFM, 0.15 to 0.25" water column suction, total. |
Hard Connection:
245 CFM at 0.03 to 0.045" water column
suction, total
Canopy Connection (CEC):
294 CFM, 0.03 to 0.045" water column
suction, total. |
| Duct Diameter |
Two (8") ducts |
One (8") duct |
| Filtration System |
Exhaust and supply filters are standard HEPA filters with an efficiency of 99.99% when
filtering particles of 0.3 micrometers |

Purchase Specification
BioPROtect® II and
BioPROtect® Jr.
Class II Style Clean Air and
Containment Enclosure
1. Manufacturer shall provide a certified copy of the personnel and product
(biological) tests via modified NSF
International Standard #49, performed
on the unit.
2. Viewscreen shall be constructed of
3/8" scratch-resistant polycarbonate
with a fixed opening of 8’’ for access.
3. All biologically contaminated ducts,
plenums and work area side walls
shall be permanent metal construction
and maintained under negative
pressure or enclosed within a negative
pressure zone.
4. Audible and visible alarm system
shall be provided to indicate low
exhaust airflow.
5. Intake velocity through the 8" front access opening shall be 100 FPM
(Type A2).
6. Unit shall exhaust 490 (nominal)
CFM of air with an average of 100
FPM (Type A2) calculated air intake
through front access opening at 8" operating level. BioPROtect Jr., 245
CFM (nominal).
7. Cabinet exterior construction: seal
panels of 16-gauge cold-rolled steel
and dress panels of 18-gauge cold-rolled
steel, baked enamel finish
Baker Perma White™.
8. Cabinet interior (work area)
construction: 16-gauge, Type 304
stainless steel.
9. A straight back wall shall be
provided to maximize work area and
easily accommodate laboratory
equipment.
10. Work area shall be provided with
GFI protected duplex outlets with
drip-proof covers and circuit breakers.
11. Cabinet shall have a stainless steel
floor to facilitate cleaning and to
contain spills.
12. Stainless steel air diffuser and
filter protector provided in work area.
13. Speed controller shall automatically
compensate for line voltage changes
to maintain constant voltage to motor
while allowing for manual adjustments
to accommodate filter loading.
14. Unit shall have standard HEPA filters
with an efficiency of 99.99% when
filtering particles of 0.3-micron size.
15. Unit shall have electronic ballasts
for fluorescent lighting to provide
longer life and lower heat output.
Warranty
The Baker Company, Inc., expressly represents and warrants
all goods (a) to be as specified (and described) in The
Baker Company catalogs and literature, and (b) to be free
under normal use, service and testing (all as described in
The Baker Company catalogs and literature) from defects in
material and workmanship for a period of twelve months
from the invoice date.
The exclusive remedy for any breach or violation of this
warranty is as follows: The Baker Company, Inc., will F.O.B.
Sanford, Maine, furnish without charge repairs to or
replacement of the parts or equipment which proved
defective in material or workmanship. No claim may be
made for any incidental or consequential damages.
THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER
WARRANTIES, EXPRESSED OF IMPLIED, INCLUDING
ANY IMPLIED WARRANTY OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE UNLESS OTHERWISE
AGREED IN WRITING SIGNED BY THE BAKER
COMPANY. (THE BAKER COMPANY SHALL NOT BE
RESPONSIBLE FOR ANY IMPROPER USE, INSTALLATION,
SERVICE OR TESTING OF THE GOODS.)
Specifications subject to change without notice.
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