NFPA 160-1998 Standard for Flame Effects Before an Audience.
1-2 Equivalency. Nothing in this standard is intended to pre- vent the use of systems, methods, or devices of equivalent or superior quality, strength, fire resistance, effectiveness, dura- bility, and safety over those prescribed by this standard, pro- vided technical documentation is submitted to the authority having jurisdiction to demonstrate equivalency and the sys- tem, method, or device is approved for the intended purpose. 1-3 Retroactivity. The provisions of this document shall be considered necessary to provide a reasonable level of protec- tion from loss of life and property from fire and explosion. They reflect situations and the state of the art prevalent at the time the standard was written. Unless otherwise noted, it is not intended that the provi- sions of this document be applied to facilities, equipment, structures, or installations that were existing or approved for construction or installation prior to the effective date of the document, except in those cases when it is determined by the authority having jurisdiction that the existing situation involves a distinct hazard to life or adjacent property. 1-4* Classifications of Flame Effect Systems. Flame effects shall be classified as follows. 1-4.1 Group I Flame Effects. An attended, manually con- trolled flame effect. 1-4.2 Group II Flame Effects. An individual or group flame effect designed for unattended operation that is temporarily or permanently installed outside any structure.
1-4.7 Group VII Flame Effects. An individual flame effect that can be temporarily or permanently installed inside or out- side any structure that, due to its unique operating require- ments, does not fit into any other classification. An example of a Group VII effect is a fire created as part of an illusion used to make an item or individual disappear. 1-5 Definitions. Accumulator. A container or piping that holds a predeter- mined volume of fuel that is ready for use in a flame effect. Accumulator Charge Valve. A valve used to control the flow of fuel into an accumulator. Approved.* Acceptable to the authority having jurisdic- tion. Authority Having Jurisdiction.* The organization, office, or individual responsible for approving equipment, an installa- tion, or a procedure. Direct Ignition. An automatic or manual ignition system that ignites fuel without a pilot. Effect Valve. The last fuel shutoff valve before the flame effect burner.NFPA 160 pdf download.