Explosion proof battery circuit breaker box, suitable for zone 1 and 2 gas hazardous areas where hydrogen (H2) may be present.

Key features    

  • Over current and short circuit protection
  • Battery disconnect facility for maintenance
  • Remote trip facility and black start override (optional)


  • NEN/EN/IEC 61892 Electrical installations on Mobile and fixed offshore units
  • EN 60079-0, EN 60079-1, EN 60079-7
  • KEMA 02ATEX2103X; ATEX II 2 G Ex d(e)  IIB+H2 T6
  • IEC 60079-0, IEC 60079-1, IEC 60079-7
  • KEM 09.0089X; Ex d(e) IIB+H2 T6

Electrical characteristics

  • Circuit breaker up to 1200A, MCB or MCCB (controllable through enclosure front, pad lockable)
  • Cable connection terminals: customizable

Physical characteristics

  • Wall or floor mounted suitable for indoor or outdoor location
  • Cast light alloy (offshore coated) or stainless steel Ex-d enclosure
  • Stainless steel 316L Ex e connection box (optional)
  • RAL7035 (Light Grey) Orga offshore coating (client specific coating on request)
  • Dimensions and weight: Depending on customisable options
  • Provided with bottom cable entries
  • Degree of protection: IP66

System design, control and monitoring (By customisation)   

  • Output contact (potential free) for:
    • Circuit breaker trip status
    • Override status contact
    • Battery low / low-low voltage alarm contact
  • Circuit breaker shunt trip by:
    • 24V signal
    • Voltage free contact
    • Battery low voltage monitor
  • ESD / Black start override by key operated switch
  • Override on indicator (red) on front of enclosure
  • Battery low voltage indicator (yellow) on front of enclosure