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15 Cards in this Set
- Front
- Back
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what voltage of electricity is used to power the electric submersible pump?
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440 volt
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when should you use two submersible pumps in tandem?
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if the static head is greater than 70ft
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what are the different types of portable eductors on board ENTERPRISE?
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peri-jet and S-type
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what size hoses are used for the peri-jet eductor?
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2 1/2 inch and 4 inch discharge
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which eductor can pass an object up to 2 1/2 inches in diameter through without clogging it?
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peri jet
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with regards to a fire, what is the buffer zone?
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the area between the primary and secondary fire boundaries
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what is active de-smoking?
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rigging portable de-smoking equipment to de-smoke buffer zone
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the narrow V(hi-velocity) on a vari nozzle is used for what?
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actual fire fighting
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the wide V(low velocity) on a vari nozzle is used for what?
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for cooling
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the solid stream on a vari nozzle is used for what?
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breaking up deep seated fires and debris
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deep fat fryers are protected by what fixed fire extingushing system?
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APC aqueous potassium carbonate
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how does APC aqueous potassium carbonate system active automatically?
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at 360 degrees the fusible link melts and activates the system
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how long does a 50lb CO2 bottle last on the CO2 hose reel system?
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45 seconds
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how long is the hose on the CO2 hose reel system?
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50ft
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how do you activate the CO2 hose reel system?
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pull the pin on the top of the bottle
open the valve on the top of the cylinder pull the pin on the handle |
