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Hydraulic Power Unit

The hydraulic power unit with oil reservoir, hydraulic pumps and accumulator unit feeds the system with high pressure oil.
All components are selected to ensure high reliability and low noise.

Hydraulic Power Unit

HPU 120: 120l oil reservoir
HPU 250: 250l oil reservoir
Hydraulic working pressure 50-140 bar
Gearpumps, capasities 6,5l/min or 8,3l/min @60Hz
One pump (selectable) in operation, one stand-by
El. motors from 400 to 480 VAC, 50 or 60 Hz, from 1,8kW to 2,6kW at 60Hz
Isolation class F, IP55
32l bladder accumulator
Filter in return line

Alarm system with seperate warnings and alarms for:

  • Low oil level. Warning
  • Low low oil level. Alarm and shutdown
  • High oil temperature. Warning
  • High high oil temperature. Alarm and shutdown
  • High oil pressure. Warning
  • Low oil pressure. Alarm
  • El. motor fuse tripped. Alarm
  • All warnings and alarms will be reflected in a NC dry contact common alarm

Optional:

  • Remote control panel
  • Serial computer interface, several protocols available
  • Hardwired computer interface
  • Other accumulator sizes and pump sizes on request
  • High oil pressure. Warning
  • Low oil pressure. Alarm
  • El. motor fuse tripped. Alarm
  • All warnings and alarms will be reflected in a NC dry contact common alarm

 

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