Fire truck component glossary
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High jet fire truck rated working height
When jet spray rise to maximum height, spray gun centre line vertical distance to the ground.
Ladder fire truck rated working height
When ladder fire trucks reach maximum, top ladder vertical distance to the ground.
Standard environmental conditions
Atmospheric pressure as the standard atmospheric pressure, temperature (including water temperature) is 20 ?
Vacuum degree
Standard atmospheric pressure and water operation suction device pressure difference.
Suction time
Water suction time from suction device start working to fire fighting gun pressure meter show
Fire trucks spray gun
Fire fighting gun with gun base that fixed on fire trucks, fire fighting gun include water gun, foam gun, powder gun and multi-function gun.
Dual-purpose fire fighting gun
Single pipe fire fighting gun that can spray foam spray and water.
Combination guns
Dual pipes fire fighting gun that can spray two materials include water, foam, powder etc.
Dry powder effective spray time
Powder tanks is full of powder, then start spray at maximum pressure, total time usage until tanker pressure drop to lowest tank design regulations.
Dry powder spray rate
Dry powder fire extinguishing agent sprayed at unit time.
Fire trucks weight glossary is Chinese Fire trucks knowledge, water and foam fire fighter knowledge and specification.
Related knowledge:
Fire truck pump and tanker requirement
Foam fire truck maintenance knowledge
Fire truck technical parameters and testing