Wolf LITE H-251E User's Manual
Contents
1. E mail info wolf safety co uk Website www wolf safety co uk MMD U K 6 03 H 251 Mk2 H 03 H 08 H 09 H 10 H 11 H 12 H 13 H 14 H 15E H 16E H 17 H 18 H 19 H 21A H 22 H 23 H 24 H 25 H 26 H 26K H 29 H 30 H 31 H 33 H 34 H 35 H 36E H 37E H 38E H 39E H 40E H 41E H 58 C 251HV aS ISO 9001 lt A W NaARW7OODO AS l IIIIIIITIIII DWWWWWNNNND I2. charging unit Indicators show when a battery has been fully charged AFTER USE RE CHARGE AS SOON AS POSSIBLE Charger Unit C 251 for H 251 Mk1 This Wolflite Battery Charger is CE marked as compliant with Low Voltage and EMC Directives Before connecting to the mains ensure the correct voltage is selected and the battery is in the charger the indicators will show the state of battery charge and charger mode 90 capacity is achieved in 4 5 hours The charger indicators will suffer from electro magnetic interference when sited less than five metres from sources emitting at the following frequencies 103 115MHz 117 119MHz 126 136MHz Charging Wolflite Handlamps H 251 Mk2 and H 251E The battery is charged within the lamp body The H 251 Mk2 Handlamp switch must be in the OFF position when on charge The H 251E can be switched ON when charging the lamp is then set for stand by power failure mode and will automatically illuminate should power to the charger be cut Indicators show the state of charge of the battery Red only indicates the Lamp has not made correct contact the Lamp must be pushed firmly until latched in position Lamp Chargers for H 251 Mk2 and H 251E Two types of Lamp Chargers are available HIGH VOLTAGE and LOW VOLTAGE to suit fixed or mobile applications The chargers are CE marked as compliant with Low Voltage and EMC Directives Wolflite Charger C 251HV is for mains AC input voltages of 200
3. parts in a hazardous area Lamp chargers must be kept and operated in non hazardous areas and in clean and dry conditions a damaged lamp should be carefully examined for its continued safety If in doubt it should be withdrawn from use and returned to the manufacturer for repair e The Wolflite Handlamp may constitute a static hazard and should be cleaned only with a damp cloth e Heavily soiled lamps must not be immersed in water or exposed to high pressure water jets for cleaning e Maintenance and repair must be carried out by a competent technician electrician familiar with Certified Electrical Apparatus and in accordance with these maintenance instructions using factory supplied spare parts only e Handlamp operating ambient in Hazardous Areas 20 C to 40 C Before Use Charge battery before first use To prevent accidental discharge of the battery in transit the switch is locked in the OFF position To Lock Unlock the Lamp H 251 Mk1 amp Mk2 only The stainless steel lock screw in front of the handle interlocks with the operating switch Screw anti clockwise to lock the lamp enclosure and release the operating switch The lock key provided must be kept in a non hazardous area WARNING The Lock Screw bush can be dislodged if overtightened Switch OFF before screwing the Lock Screw down To Operate and Dismantle the Switch The switch operates transversely as indicated on the approval label It consists of a magnet a plast
4. 240 volts at 50 60 Hz Off shore platform voltages of 254 volts at 60 Hz user switchable to 100 120 volts at 50 60 Hz Failure to select the correct voltage may cause damage Charger achieves 90 recharge in 6 7 hours Only fit manufacturer s specified fuse Chargers are fitted with Approved plugs refer to sales literature for details Wolflite Charger C 251LV is suitable for use from DC supplies of 12 to 32 volts A full recharge from a 12 volt supply takes 20 24 hours but from a 24 volt supply 10 12 hours The two core flex is red positive and black negative Both chargers are fully automatic stepping to a safe trickle charge level after the main charge is completed NOTE A fully discharged battery must be charged immediately to avoid damage The charger contacts are of low voltage output and short circuit protected Charger operating ambient 10 C to 25 C WARNING THE WOLFLITE CHARGERS ARE DESIGNED FOR CHARGING WOLFLITE HANDLAMPS ONLY NO OTHER BATTERIES OR BATTERY OPERATED DEVICES ARE TO BE USED The Wolf Safety Lamp Co Ltd have a policy of continuous product review and improvement and changes in design details whether permitted as Variations of Approvals or otherwise may be made without prior notice I Wolflite Safety Handlamp H 251E amp H 251 Mk1 amp Mk2 Operation amp Maintenance Instructions H 18 H 17 H 31 H 08 mp Wolflite ee Handlampo H 30 AN H 251 Mk s H 25
5. CE E Se a ETS S 4 AL Lg A KS P a thd i O a_i 4 KY Spare Parts List for Wolflite Safety Handlamp H 251E amp H 251 Mk1 amp Mk2 Description O ring seal Magnet switch complete Lock screw Reed switch Fuse for lamp amp link H 251E Sleeve for fuse holder Fuse contact Battery contact Screw for contacts Body complete Battery pack Lens ring Rubber washer for glass disc Glass disc Reflector Reflector retaining ring Battery retainer Reflector distance piece Bulb socket Bulb 3 6v 1 0A Krypton 4 hrs Bulb 4 8v 0 5A Krypton 8 hrs Centre contact complete Reflector c w bulb and fittings Lens ring complete Hexagon lock key 4 mm Key for reflector retaining ring Lanyard and fittings Nut for contact stud Spring washer for nut Diode lead positive Diode lead negative Terminal tab Support washer Handlamp wall holder Stud seal Clip for LV charger Rocker switch for charger Transformer 9v 20VA Printed circuit board Lamp charger contacts PCB for LV DC charger Rocker switch for HV charger PCB for HV charger Washer for clip Rivet for clip Support spring Fuse for charger H 251 Mk1 H 02 H 03 H 08 H 09 H 10 H 11 H 12 H 13 H 14 H 15 H 16E H 17 H 18 H 19 H 21A H 22 H 23 H 24 H 25 H 26 H 26K H 29 H 30 H 31 H 33 H 34 H 35 WOLF SAFETY LAMP COMPANY Saxon Road Works Sheffield S8 OYA England Tel 44 114 255 1051 Fax 44 114 255 7988
6. ID Wolflite Safety Handlamp H 251E amp H 251 Mk1 amp Mk2 Operation amp Maintenance Instructions H 18Y H 17 H 31Y H 15Y Wolflite K D Safety NG Handlamp H 251E H 62 H 63 H 41E I Wolflite Safety Handlamp H 251E amp H 251 Mk1 amp Mk2 Operation amp Maintenance Instructions H 18 H 17 H 31 H 08 PENE Wolflite 7 SSNS Safety BOYZ Handlamp i H 251 Mk2 H 36E H 37E H 41E Wolflite H 251 Rechargeable Safety Handlamp Range Operation amp Maintenance Instructions Certification H 251E xy EEx e ib IIC T4 Certificate BASEEFA Ex 843292 H 251 Mk1 amp Mk2 Ex EEx e s II T3 Certificate BASEEFA Ex 81142 page i Certificate 86 00097 Use of Wolflite Handlamps in Hazardous Areas e The H 251E Handlamp is certified for use in potentially explosive gases vapours and mists Applicable standards EN50014 1977 EN50019 1977 EN50020 1977 e The H 251 Mk1 Mk2 Handlamps are certified for use in potentially explosive gases and vapours Applicable standards EN50014 1977 EN50019 1977 SFA 3009 1972 e Ingress protection level for H 251E and H 251 Mkt IP66 to EN60529 1992 for H 251 Mk2 IP54 to EN60529 1992 e Users are advised to consult BS 5345 Part 1 1989 Code of Practice for the Selection Installation and Maintenance of Electrical Apparatus for use in Potentially Explosive Atmospheres or National equivalent e The lamp must not be opened or fitted with replacement
7. ck is deep discharge protected it will switch off after approximately four hours duration preventing damage to the battery The Battery A Lead Acid cell system is used in all Wolflite Safety Handlamps A minimum of four hours continuous output is provided for an average of 500 recharging cycles A common battery pack is used for the H 251 Mk1 and H 251 Mk2 The H 251E battery pack has an encapsulated control and current limiting circuit and has been tested for EMC compliance and CE marked accordingly For optimum performance and safety please observe the following e Charge before first use Note Dangerous Goods Regulations e Avoid deep discharge Hazardous Materials Regulations e Recharge immediately when flat Restricted Articles Regulations J Recharge every six months when stored The US Dept of Transport IATA and CAA declare these batteries are not regulated Warning Do not short circuit or incinerate Do not cut crush or puncture Do not recharge other than from Wolf Chargers Dispose of only via licensed disposal agency Charging Wolflite H 251 Mk1 Battery To remove the battery for charging remove the lens ring see To Open the Lamp The battery removal tab is visible and can be used to aid extraction WHILE THE BATTERY IS ON CHARGE THE LENS RING MUST BE REPLACED TO PREVENT DUST ENTERING THE LAMP ENCLOSURE If available a spare charged battery can be fitted The Battery is charged in a fully automatic
8. ic housing and a cap To replace the old cap is prised off and the housing removed The new switch housing magnet is fitted to the body before the cap is snapped in place To Open the Lamp Unlock as above unscrew the lens ring from the body to gain access to all internal parts To Replace the Bulb The bulb 3 6 Volts 1 0 Amp is retained by the screwed centre contact at the back of the reflector To Replace the Glass Disc and or Reflector The toughened glass disc and reflector are secured in the lens ring by the reflector retaining ring The battery retainer H 251 MkI Mk2 only is snap fitted in the lens ring remove before unscrewing the reflector retaining ring All parts must be cleaned and the rubber washer centralised before re assembly A key is available for fastening unfastening this assembly To Replace Fuse and or Reed Switch The fuse contact must be removed to replace the fuse Shorting Link in H 251E To replace the reed switch the battery contact and fuse contact must be removed To Replace the Battery for the H 251 Mk2 The positive and negative diode leads are disconnected from their respective terminals and the battery pack is removed from the body cavity To Replace the Battery for the H 251E All connections are automatically made when the H 251E battery pack is replaced The battery pack is a slide fit in the body cavity clean the new battery pack and spring contacts prior to fitting The H 251E battery pa
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