Manual HLF range
Contents
1. Figure 2 Airflow profile Operator Protection Publication Code HLF 001 C BIGNEAT Containment Technology 3 INSTALLATION Site Selection The HLF cabinet should be placed well away from open windows doors and other sources of disruptive air changes which may affect safe consistent function Where there is a comprehensive choice of site choose the cleaner environment as this will reduce pre filter maintenance costs Warning The installed filters should never be obstructed in any way Space and ventilation The laboratory or workroom should of course be of sufficient size to provide ample space around the cabinet to move and operate conveniently The small but constant heat load generated by the fan and any lighting will be easily dissipated in average room sizes General installation recommendations Recommendations for installation for best performance of powder control cabinets are to be found in British Standard 7258 Electrical connection The cabinet should be connected to the electrical supply with the mains lead supplied where there is a requirement to use other cable then connections should be made in accordance with the following colour code Green amp Yellow Lead Protective Earth Blue A Neutral return Brown A Live Connect to a supply of 230 Volts 50 Hz single phase 5 Amps maximum Publication Code HLF 001 C 9 BIGNEAT Cont2. A high pressure laminate work surface is located at the bottom of the unit Publication Code HLF 001 C 5 BIGNEAT Containment Technology 2 1 PRODUCT SPECIFICATION contd Laminar Flow Product Protection Laminar Flow Operator Protection HLFP 1 0 1 5 HLFP 2 0 HLFO1 0 HLFO 1 5 HLFO 2 0 External dimensions Aia 1000 mm 1500 mm 2000 mm 1000 mm 1500 mm 2000 mm Cabinet depth 762 mm 762 mm 762 mm 762 mm 762 mm 762 mm ecu 1160 mm 1160 mm 1160 mm 1160 mm 1160 mm 1160 mm 0 4 m s at filter face Airflow velocity HEPA Filter EN 1822 Class 14 99 997 at 0 3 micron particle size Filtration system Activated carbon meets BS7989 2001 and AFNOR NFX 15 211 Optional 2 x Centrifugal Fan type DAE225 CC01 02 lt 60dBA Cabinet noise level UV Light optional UVc Germicidal type Wavelength 253 7 nm Lighting 2 x 36W strip Operating voltage 220 240V 50 Hz Power 600W ISO 14644 1 1999 Class 5 Compliance standard Publication Code HLF 001 C 6 BIGNEAT Pre filter Unfiltered incoming air Fan blower HEPA filter Rear plenum Figure 1 Airflow profile Product Protection Publication Code HLF 001 C Filtered exhaust air Exhaust grille r e o LT 2 z O O L c H 9 AE tt taa AAA e
3. engineers in accordance with fully documented Quality Assurance Procedures and applicable National Standards The integrity of the design manufacture and performance of the filtration and airflow of the cabinet on leaving our works is assured ELECTRICAL SAFETY The equipment is designed to comply with the requirements of BS EN 61010 2001 and the Low Voltage Directive Rating label The cabinet is fitted with the following self adhesive Rating and CE Mark Label which uniquely identifies the equipment The label should not be removed as evidence of original Quality Assurance Tests and CE Mark integrity may be affected SERIAL No 2 SUPPLY PHASE me RATING Li pate 2 E BIGNEAT LIMITED i Units 4 amp 5 Pipers Wood IN H Watorfoovill 7 7XU Tel 44 0 23 9226 6400 Fax 44 0 23 9226 3373 x www bigneat com CE MARK amp RATING LABEL Publication Code HLF 001 C 4 BIGNEAT Containment Technology 2 0 PRODUCT SPECIFICATION HLFO MODELS HLFO Cabinet range for Operator Protection During normal operation the two centrifugal fans installed in the fan housing mounted on top of the cabinet develop a preset velocity horizontal airflow This laminar type airflow is drawn horizontally away from the operator through the HEPA filter mounted in the rear plenum and exits via an exhaust filter at the top of the Fan housing recirculating back into the laboratory Se
4. BIGNEAT LIMITED SAFETY CABINET USER MANUAL GUIDE TO INSTALLATION OPERATION SAFETY amp MAINTENANCE HORIZONTAL LAMINAR FLOW CABINETS PRODUCT RANGE HLFP 1 0 HLFP 1 5 HLFP 2 0 BIGNEAT LIMITED 4 amp 5 PIPER S WOOD INDUSTRIAL PARK WATERBERRY DRIVE TEL NO 44 023 92 266400 WATERLOOVILLE FAX NO 44 023 92 263373 HAMPSHIRE EMAIL sales O bigneat co uk PO7 7XU www bigneat com WEBSITE Publication Code HLF 001 C 1 57 UI BIGNEAT Menea Containment Technology CONTENTS About this Manual Safety Notes Choice of Correct Chemcap Filter iii SECTION 1 Introduction Cabinet Identity Quality Assurance Validation protocol SECTION 2 Product Specification General Construction SECTION 3 Installation SECTION 4 Commissioning Initial Cleaning Operating the cabinet SECTION 5 Safety Monitoring Replacing a Main Filter SECTION 6 Examination amp Testing APPENDIX 1 Notes on UK COSHH Regulations APPENDIX 2 Product Labelling APPENDIX 3 Electrical diagrams Sheets 1 amp 2 Publication Code HLF 001 C 2 BIGNEAT Containment Technology li Safety Information NM General This manual is intended as a guide Whilst every effort has been made to ensure that the statements made are accurate no responsibility can be accepted for any editing errors or omissions contained herein They are in accordance with the current knowledge we possess and are intended to provide information abou
5. OL This cabinet is fitted with Chemcap Filter for use with particulates SHOULD YOU HAVE ANY QUESTIONS CALL 44 0 23 92 266400 INSTALLED OPTIONAL FILTER IDENTITY EXAMPLE Publication Code HLF 001 C 15 APPENDIX 3 A d BIGNEAT LIMITED HORIZONTAL AIRFLOW CABINET ELECTRICAL SCHEMATIC DRAWING REF 67922 Sheet 1 DATE FEBRUARY 2009 NOTE P 24 UZ The control panel that operates the Fan and Lighting circuits is not shown u La SPEED CONTROLLER TYPE REE50 L FAN BACKWARD CURVE DAE225 CC01 02 White SW1 PRESSURE SWITCH PCB TYPE 1951 E Brown Blue e Black L1 White light IEC FUSED N1 White light SOCKET See sheet 2 f Brown SUPPLY L L2 UV light 230 VOLTS 3 15A SINGLE PHASE Blue 50H A A N2 UV light Gn Yel E J IEC to UK plug Publication Code HLF 001 C 16 mains lead 2M Warning UV C Radiation from the biocidal lamp is harmful to both eyes and skin a L2 See sheet S N1 N2 BIGNEAT LIMITED HORIZONTAL AIRFLOW CABINET ELECTRICAL SCHEMATIC DRAWING REF 67922 Sheet 2 DATE FEBRUARY 2009 WHITE LIGHT NORMAL UV KEY SWITCH NO
6. RM B a BALLAST 30 min UV TIMER SWITCH BALLAST Publication Code HLF 001 C UVc LIGHT 15W 230V 17 WEEE Directive 2002 96 EC and RoHS Directive 2002 95 EC Publication Code HLF 001 C Waste Electrical and Electronic Equipment WEEE Symbol The use of the WEEE Symbol indicates that this product cannot be treated as domestic household waste at end of life By ensuring that this product is disposed of correctly you will help protect the environment For more detailed information about the recycling recovery of this product please contact your supplier or Bigneat Ltd directly Restriction of the use of certain Hazardous Substances RoHS Bigneat Ltd has taken all reasonable steps to ensure that the product does not contain any or more than the permitted maximum concentrations of the six designated restricted hazardous substances namely Pb Hg VI PBB PBDE and Cd Q S ISO 9001 REGISTERED FIRM Printed and Published by Bigneat Limited 4 amp 5 PIPERS WOOD INDUSTRIAL PARK WATERBERRY DRIVE WATERLOOVILLE HAMPSHIRE PO7 7XU TEL 44 0 23 9226 6400 FAX 44 0 23 9226 3373 E MAIL information bigneat co uk MAMAM RIAMEAT PAM Publication Code HLF 001 C 19
7. aceutical procedures are normally cleaned before and on completion of specific operations Switch off the fan Note HLFO models can be safely cleaned with the fan running The recommended method of cleaning both acrylic and painted surfaces is by damp wiping with diluted detergent and water This is shown to have a removal efficiency of 99 on particles of 5 um but is unlikely to pick up more than 10 of 10 um particles Note DO NOT use a solvent based cleaning solution as this may promote stress cracking of the acrylic material very quickly Wipers should always be of the highest quality non shedding type suitable for clean room use Publication Code HLF 001 C 12 BIGNEAT Containment Technology UV lamp replacement The UV lamp installed has an effective life of 6 000 hours at 80 relative UV output level Turn the power off and allow lamp to cool before replacement to avoid potential burn and electrical shock hazard 6 0 EXAMINATION amp TESTING COSHH Regulations Current UK COSHH regulations recommended that this Safety Cabinet be examined serviced and revalidated at least once every 14 months and should include the following checks Average face velocity airflow and efficiency Filter saturation and seal Integrity Fan motor noise or vibration Electrical safety to include mains lead Bigneat s own Service Department has many years experience in Fume and Particulate Extraction maintenance test and validation We w
8. ainment Technology 4 0 COMMISSIONING Having connected the cabinet to the correct supply switch ON by pressing the fan membrane switch the associated green LED should be illuminated and the fan running For the following commissioning procedures the fans should be allowed to run for several minutes in order to stabilise after which the airflow velocity can be set Measure the airflow velocity at the face of the HEPA filter using a suitably ranged and calibrated rotary vane type anemometer The fan speed is pre set during factory acceptance testing to provide an average velocity at the filter face of 0 4 m sec Initial Cleaning Following commissioning clean the interior with the fan running The recommended method of cleaning hard surfaces is by damp wiping which has been shown to have a removal efficiency of more than 99 on particles of 5 um but is unlikely to pick up more than 10 of 10 um particles Wipers should always be of the highest quality non shedding type suitable for clean room use A variety of purpose made clean room cleaning products is on the market and manufacturers advice should be sought for each application Warning Do not attempt to clean the filter face Although protected by a metal mesh it remains vulnerable to accidental damage and great care should be exercised at all times Publication Code HLF 001 C 10 4 0 Operating the HLF Cabinet On the control panel press the Fan switch to the ON position Th
9. as defined in European Atex Directive 94 9 EC Also it should not be relied upon to provide safe containment in the event of fire caused by the process atmosphere The end user must carry out adequate risk assessment to determine the hazards posed by the processes to be undertaken UV C wavelength exposure fitted as an optional item UV C emissions are harmful to skin and eyes and reflective capabilities are high They pose health and safety hazards to operators and those in the vicinity Operators and Health and Safety officers should be made aware of the potential risks The UV lamp emits no ozone 1 defined in BS EN 61010 2001 as voltages greater than 33 Volts AC 46 7 peak 70 Volts DC Publication Code HLF 001 C 3 BIGNEAT Containment Technology 1 INTRODUCTION oss Horizontal Laminar Flow cabinets are advanced engineered clean air and containment products utilising proven Filtration technology Designed as freestanding equipment they are built tested and approved to exacting industry standards providing extremely safe and reliable equipment When used as part of a comprehensive laboratory safety routine and following the recommendations in this operating manual the cabinets will provide optimum operator and or product protection from a range of airborne contaminants together with extended filter life QUALITY ASSURANCE All HLF Cabinets are subject to factory acceptance and installation commissioning tests by our trained
10. ctive equipment This means the fumes must be contained rather than providing protective suits and masks to staff OEL values must not be exceeded The employer must ensure that safety equipment is properly used The employee must use safety equipment provided correctly The employer must maintain safety equipment in good working order In particular Exhaust ventilation equipment must be examined every 14 months Other safety equipment must be examined at suitable intervals Records of checks tests and repairs must be kept for 5 years Monitoring of exposure to hazardous substances must occur in accordance with a suitable procedure Records of results must be kept for 5 years for general monitoring and for 30 years when they relate to a specific employee Regular medical checks are required when working with certain listed substances or where an identifiable disease is associated with a certain substance An employer must provide suitable instruction and training to employees regarding risks of substances and precautions to be taken Certain other regulations take precedence such as Control of Lead at Work Control of Asbestos at Work radioactive explosive or flammable regulations Mines and Quarries Act and medical treatment regulations Publication Code HLF 001 C 14 APPENDIX 2 EQUIPMENT LABELLING BIGNEAT LTD OK FILTER HORIZONTAL Blocked LAMINAR FLOW SYSTEM MEMBRANE CONTROL PANEL FILTER TYPE SYMB
11. e Figure 2 General construction The cabinet consists of a welded mild steel Fan housing containing the fans variable speed controller lighting unit wiring terminal grid and exhaust filter grille panel The steel fan housing incorporating a steel rear plenum containing the HEPA filter is fitted onto a fire retardant safe edge 8mm acrylic enclosure All steel is finished in oven baked powder coat gloss paint colour White AHPL work surface is located at the bottom of the unit 2 1 PRODUCT SPECIFICATION HLFP MODELS HLFP Cabinet range for Product Protection During normal operation the two centrifugal fans installed in the fan housing mounted on top of the cabinet develop a preset velocity horizontal airflow This laminar type airflow is drawn horizontally towards the operator via the HEPA filter mounted in the rear plenum and the pre filter at the top of the Fan housing The filtration of the laminar airflow produces a clean environment within the enclosure before recirculating back into the laboratory See Figure 1 General construction The cabinet consists of a welded mild steel Fan housing containing the fans variable speed controller lighting unit wiring terminal grid and pre filter grille panel The steel fan housing incorporating a steel rear plenum containing the HEPA filter is fitted onto a fire retardant safe edge 8mm acrylic enclosure All steel is finished in polyester powder coat gloss paint colour White
12. e fan speed will eventually stabilise at the level preset during commissioning Press the Light membrane switch to the ON position to illuminate the interior of the cabinet Using the UV lighting option To operate the germicidal UVc lighting first insert the key into the UV light key switch and select the UV light position Rotate the Timer switch dial to the desired interval max on period 30 mins For safety the normal whitelight lamp will turn off during UV operation Do not attempt to look beneath the metal safety screen directly at the UVc lamp or place hands arms into the cabinet during the cycle At the end of the cycle operate the keyswitch to Normal to allow normal lighting to resume or to enable the normal light to be switched on at the control panel BIGNEAT LTD OK FILTER HORIZONTAL Blockad LAMINAR FLOW SYSTEM CONTROL PANEL Publication Code HLF 001 C 11 BIGNEAT Containment Technology 5 0 sarery AA Air Velocity Over time the progressive saturation of the filter will affect the laminar airflow velocity within the cabinet The airflow will eventually fall below the 0 4 m s level set during original commissioning and the blocked filter warning lamp will illuminate Adjustment to the fan speed will compensate for the reduction in airflow within the remaining adjustment range of the speed control Where a carbon filter option is installed take care in removing the filte
13. ould be pleased to quote you for an appropriate Service Contract Call our Service department on direct telephone number 44 0 23 9224 6443 for further information and advice Publication Code HLF 001 C 13 BIGNEAT Containment Technology APPENDIX 1 NOTES ON UK COSHH REGULATIONS The Control of Substances Hazardous to Health COSHH 2004 regulations The regulations are the UK implementation of an EEC Council directive 80 1107 EEC The regulations require an employer to protect his employees and any other people whether working for him or not from hazardous substances A hazardous substance is defined as A substance or mixtures of substances which are on the list of hazardous substances as defined by the Classification Packaging and Labelling Regulations 1994 A substance for which an Occupational Exposure Limit OEL value exists This list is similar to US threshold Limit value Levels TLV A micro organism which creates a health hazard Dust at a substantial concentration in air Any substance which creates a hazard to health similar to the hazards created by the substances in a d Note that paragraph 4e is a catch all section 18 14 15 The employer is responsible for assessing the risk to an employee The employer must prevent or control the exposure of an employee to hazardous substances The control of exposure shall be secured by measures other than the provision of personal prote
14. r as undue shaking or jerking may contaminate the local area with carbon dust The cabinet should be checked at intermediate periods with a calibrated anemometer Main Filter changing If the blocked filter light continues to illuminate the Main Filters must be replaced The used Main filters should be extracted after undoing the ten screws fitted around the periphery of the filter clamp frame and within the enclosure Double bag and seal in a heavy duty waste bag the used filters for disposal in accordance with your current waste disposal procedures Safety Warning Protective overalls gloves facemask and safety glasses should be worn throughout these procedures Electrical Safety The HLF Cabinet is tested as Class Telectrical appliance and must continue to meet the requirements of the Electricity at Work Regulations 1989 This includes the associated IEC mains cord set supplied and this along with the electrical system of the safety cabinet should be examined frequently for signs of damage There should be regular formalised inspections carried out by a competent person and must include earth bonding and insulation tests Cleaning amp Disinfecting Cabinet enclosures should be cleaned and disinfected if applicable frequently and regularly The frequency of cleaning will depend upon the use to which the cabinet is put but as an indication cabinets for non organic use might be cleaned weekly Those used for pharm
15. t our products and their principal function Options for use above and beyond their design specification cannot be guaranteed Hazards This equipment can cause danger through employment of high speed rotating fans and high voltages Failure to observe the following recommendations will constitute an ELECTRICAL SHOCK HAZARD Installation Operation and Servicing If the equipment is installed operated and or serviced in a manner other than as recommended by Bigneat the manufacturer the electrical protection and or the airflow integrity of the enclosure could become compromised Any such installation or use will invalidate all guarantees and warranties Protective Earth The connection to the cabinet earth terminal must be provided by a permanent assured low impedance safety earth supply and made before any other supply voltages are made Any subsequent disconnection of the Earth terminal whether by accident or other cause could make the recirculating cabinet dangerous under some fault conditions Maintenance and repair Repair adjustment or maintenance with safety or normally fixed covers removed whilst the cabinet is under voltage should be avoided Skilled personnel only aware of the potential hazards involved should carry out these operations No user serviceable components are incorporated in this equipment Explosion amp Fire risk The equipment is not designed or certified for use in a potentially explosive atmosphere
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