- Author
- Lines, P. E.
- Title
- Domestic Fire Detection BS 5839 Part 6: Some Questions and Answers.
- Journal
- Fire Safety Engineering, Vol. 3, No. 2, 24-25, April 1996
- Keywords
- fire detection | fire alarm systems | residential buildings | smoke detectors
- Identifiers
- clause 5.7 silencing and disablement facilities; in the case of DC and AC smoke alarms with battery back up the code is more difficult to satisfy; Grade D: system of one or more mainspowered smoke alarms, each with an integral standby supply; Grade E: system of one or more mainspowered smoke alarms with no standby supply; Grade F: system of one or more battery powered smoke alarms