Wolf H-4DC - Manual (Page 2)

‘Wolflite’ Primary Cell Safety Handlamp H-4DC
Operation and Maintenance Instructions
Certification
EEx e ib IIB T4 Certificate: BASEEFA Ex. 843292 Certificate: 86/00089
Use of ‘Wolflite’ Primary Cell Handlamps in Hazardous Areas
• The H-4DC Handlamp is approved for use in potentially explosive gases and vapours
zone 1 and 2. Applicable standards: EN 50014:1977, EN 50019:1977, EN 50020:1977.
• Copies of Certificates are available on request.
• Users should consult EN IEC 60079 for guidance on the selection, use, inspection
and maintenance of products for use in potentially explosive atmospheres, or
national equivalent.
• A damaged Lamp should be withdrawn, examined and repaired before being put back
into service.
• Maintenance and repair must only be carried out by a competent technician or electrician
familiar with Certified Electrical Apparatus, in accordance with these maintenance
instructions using factory supplied spare parts.
• Lamps must not be opened in hazardous areas. All maintenance to be carried out in
a safe area.
• Ingress Protection Level for H-4DC Handlamp: IP 66 to EN 60529:1992.
• Heavily soiled Lamps must not be immersed in water or exposed to high pressure water
jets for cleaning.
• The H-4DC Handlamp body may constitute a static hazard, clean only with a damp cloth.
• Permissible Hazardous Area ambient temperature: –20°C to +50°C.
Primary cell powered lamps are supplied without cells.
Primary Cells
Use only D size R20 zinc cells, to IEC 60086.
DO NOT MIX CELLS; DO NOT USE RECHARGEABLE CELLS
8843 H-4DC Instruction Leaflet 26/5/05 2:46 pm Page 3