1206.1 General. Stationary fuel cell power systems in new and existing occupancies shall comply with this section.
EXCEPTION: | The temporary use of a fuel cell-powered electric vehicle to power a Group R-3 or R-4 building while parked shall comply with Section 1206.13. |
1206.5 Residential use. Stationary fuel cell power systems shall not be installed in Group R-3 and R-4 buildings, or dwelling units associated with Group R-2 buildings unless they are specifically listed for residential use.
EXCEPTION: | The temporary use of a fuel cell-powered electric vehicle to power a Group R-3 or R-4 building while parked shall comply with Section 1206.13. |
1206.6.3 Gas detection systems. Stationary fuel cell power systems shall be provided with a gas detection system. Detection shall be provided in approved locations in the fuel cell power system enclosure, the exhaust system, or the room that encloses the fuel cell power system. The system shall be designed to activate at a flammable gas concentration of not more than 25 percent of the lower flammable limit (LFL).
1206.6.3.1 System activation. The activation of the gas detection system shall automatically:
1. Close valves between the gas supply and the fuel cell power system.
2. Shut down the fuel cell power system.
3. Initiate local audible and visible alarms in approved locations.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 23-22-119, § 51-54A-1206, filed 10/31/23, effective 3/15/24.]