- Single stage operation to 27” Hg Vacuum
- Detachable steel mounting feet
- Alloy steel timing gears.
- Cylindrical roller bearings
- Piston ring air seals
- Lip-type, hydrodynamic drive shaft seal
- Splash lubricated spur timing gears and drive end bearings
RAM-DVJ (Air Injected Whispair) Rotary Positive Blower
ROOTS® DVJ WHISPAIR™ provide cooling air injection through the casing allowing for continuous option at blank-off conditions (27” Hg Vacuum) with a single blower
Categories: Truck Blowers
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Heavy-duty, versatile, air injected vacuum blower
ROOTS® RAM Series vacuum blower featuring air injection to allowing continuous option at blank-off conditions (27 “Hg Vacuum) with a single blower.
- Vacuum to 27” Hg (910 mbar)
- Flows to 2400 cfm (4077 m3/hr)
Key Features
Benefits
- Extended Vacuum Levels: ROOTS® DVJ WHISPAIR™ provide cooling air injection through the casing allowing for continuous option at blank-off conditions (27” Hg Vacuum) with a single blower
- Heavy-Duty Construction: RAM rotary blowers feature integral-shaft ductile iron impellers with an involute profile, grey iron headplates, and a rigid one-piece casing.
- Efficient Sealing Mechanisms: Piston rings and lip-type oil seals minimize air leakage and prevent lubricant from entering the air chamber, with a hydrodynamic seal on the drive shaft preventing oil leaks.
- Efficient Lubrication: Carburized and ground alloy steel spur timing gears are splash lubricated at both ends, with piston rings and lip-type oil seals preventing air leakage and lubricant entry into the air chamber.
- Versatile Mounting Options: Detachable steel mounting feet allow easy adaptation to vertical or horizontal installation requirements, with extended shafts available for different outlet configurations.
- Warranty Coverage: A warranty period of Twenty-Four months from date of original unit start-up or 30 months from date of original shipment is provided.