MiniBOOSTER Hydraulic Intensifier HC4-4.3-B-D

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Product Description

The HC4 – 4.3 – B – D is a flange-mounted variant of the HC4 with a miniBOOSTER design, suitable for applications requiring a higher volume of high-pressure fluid. Weighing only 4.7 kg/ 10.3 lbs, it delivers an impressive 5.0 l/min outlet flow. Like the HC4, it raises supplied pressure, automatically compensates for oil consumption, and allows easy outlet pressure adjustment by varying the supplied pressure. Compact and powerful, the HC4 – 4.3 – B – D is ideal for hydraulic systems demanding efficient and versatile performance.

Additional information

Product specification

  • HC4 – D versions: 11 different intensification factors.
  • PIN: 20 – 207 bar.
  • PH: 800 bar maximum.
  • PRETURN: As low as possible (return pressure to tank).
  • POUTLET: PH = (PIN – PRETURN) x intensification factor.
  • Mounting: Flange, manifold system miniBOOSTER pattern.
  • Weight: 4.7 kg/ 10.3 lbs.

Model versions

  • A model = no dump valve.
  • B model = with dump valve.
  • G model = direct proportionally controlled.

Material certificate 4.3 on request

Flow Rates

Intensification Factor i Max.Intensified Outlet flow i/min Max. Inlet flow i/min
1.3 16.3 40.0
1.5 14.1 40.0
1.8 11.8 40.0
2.1 10.1 40.0
2.6 8.1 40.0
2.8 7.6 40.0
3.2 6.5 40.0
4.3 5.0 40.0
5.1 4.1 40.0
6.3 3.4 40.0
9.8 2.2 40.0

Function description

The basic operation is illustrated in the function diagram. Oil is fed through the directional valve CV to the IN port, flowing freely through the check valves KV1, KV2 and DV to the high-pressure side H. In this condition maximum flow through the booster is achieved giving a fast-forward function.
When pump pressure is reached on the high-pressure side H, valves KV1, KV2 and DV will close. The end pressure will be achieved by the oscillating pump unit OP. The unit will automatically stall when end pressure on the high-pressure side H is reached. If a pressure drop on the high-pressure side exists due to consumption or leakage, the OP valve will automatically operate to maintain the end pressure.

Function diagram

Function-Diagram HC4-4.3-B-D

Dimension

Dimension drawing HC4-4.3-B-D

Ordering an HC4-D

Ordering example of an HC4-D with i = 4.3, DV incorporated: HC4 – 4.3 – B – D

Attention note!

  • Dynamic – low hysteresis: Ordering example of an HC4-D with i = 4.3 RV incorporated and BSPP connections: HC4 – 4.3 – B – D.
  • Fail safe – high hysteresis: The RV valve opening ratio is to be determined on individual basis. Contact our technical support.

Model

  • HC4

Intensification,i

  • Select factor
  • See flow rate table

Model Version.

  • Select type
  • A = without DV
  • B = with DV
  • G = with proportional valve

Connections.

  • D