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620 Wellglass Light (Ex de) Zone 1

Certification Code: Ex de II 2 GD IIC T2 – T6

Protection: IP 66

Heavy duty versatile Well Glass for hazardous areas can be supplied with a range of light sources from GLS to SON and long life QL lamps. Halogen option now available to replace incandescent lamps. Wattages up to 250W may be installed in the equipment.

Suitable for zone 1 gas and dust environments this luminaire features an integral terminal chamber, external earthing and fixed or pivoting mounting brackets.

See Zone definitions here

Optional internal or external reflectors are available and coloured glass versions may be supplied.

For full information and product specification click on the Petrel link.

Available options include


  • Coloured glass
  • Internal or external reflectors
  • High ambient temperature versions
  • Wire guard
  • Halogen lamp versions to replace obsolete incandescent lamp versions