Defender 500 |
7
www.natvac.com | 800.253.5500
The sliding vane vacuum pump, cooled by ballast air
induction, are supplied complete with:
• High temperature asbestos-free vanes
• Forced lubrication, oil pump with a remote oil tank
• 4-way vacuum/pressure changeover valve
• Non-return check valve
• Aluminum inlet/outlet connections
• “Ballast Port” cooling
General Suggestions ____________________________________________
• Designed for extended operation
• Ordinary and extraordinary maintenance has to be done
while the unit is stopped and the drive disconnected�
• Repairs on plumbing have to be done after disconnecting
pressure/vacuum from the same�
• Never start the pump if adequate safety devices are not
installed� Damaged safety equipment must be immediately
replaced�
• Be aware that the pump’s body can reach temperature of
over 280
o
Fahrenheit�
•
Maximum speed shown in the technical specifications
tables must not be exceeded.
N V E D E F E N D E R 5 0 0
Model-Specific
Information
Technical Data and Performances ____________________________
