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NFPA 17A
Standard for Wet Chemical Extinguishing System
| Question | Answer |
|---|---|
| 4.4.3.5 What devices shall not be required to be shut down on system actuation as the system have been tested under both zero and high velocity flow conditions | Exhaust Fans and Dampers |
| 4.3.1.4 T or F, Discharge nozzle shall be permanently marked for identification | TRUE |
| 4.4.2.1 Manual actuators shall not require a force of more than | 40lbs. |
| 4.4.2.2 Manual actuators shall not require a movement more than ________ to secure operations | 14in. |
| 4.4.1.2 What are the Temperature Ranges of the Operating Devices designed to function properly | 32*F to 120*F |
| 4.6.2 T or F, It is OK to mix different Wet chemical solutions and/or different manufacturers. | FALSE |
| 4.8 Wet chemical system shall be provided with an audible or visual indicator to show is in a | Ready Condition or in need of Recharging |
| 5.1.2 Hazards and equipment that can be protected using Wet Chemical extinguishing system shall include the following | 1.Restaurant, Commercial, and Institutional Hoods 2.Plenums, Ducts, and Filters with their Associated Cooking Appliances 3.Special Grease Removal Devices 4.Odor Control Devices 5.Energy Recovery Devices Installed in the Exhaust System |
| 5.1.5 Where Two or more Hazards can be Simultaneously involve in a fire by reasons of their proximity, the Hazards shall be protected by either of the following | 1.Individual system installed on each Hazard to operate simultaneously 2.A Single System designed to protect all hazards that can be simultaneously involved |
| 5.2.1 All systems shall have what two methods of actuation | Automatic and Manual |
| 5.2.1.5 Operation of any manual actuator shall be all that is required to bring about: | Full Operation of the System. |
| 5.2.1.6 How many manual actuator shall be provided for each system | At Least One |
| 5.2.1.10 The Manual Actuation device shall be installed No More Than ____, and No Less Than ____, above the floor. | 48in. and 42in. |
| 5.2.1.11 T or F, Automatic systems protecting common exhaust require remote manual actuator. | FALSE |
| 5.3.1 Where electrical power is required to operate the fixed automatic fire-extinguishing system, the system shall be monitored by | Supervisory Alarm with a Reserve Power Supply |
| 5.6.1.5 At least ______ fusible link or heat detector shall be installed within each exhaust duct opening | ONE |
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jpmndza