Overload Protector For Press Over 600 tons

VA20

型式選定
型式選定
型式選定

MODEL SELECTION

型式選定
Ratio of
overload
pressure
Limit switch
type
型式選定
Quantity of
Flange model
for Cylinder
Port Close
Close:
PT:
B:
Quantity of
Overload valve
Model of Pump
Ratio of Pump discharge pressure
Quantity of Pump
Volume of oil tank (Liter)
4: x 40 Ratio
5: x 50 Ratio
7: x 70 Ratio
9: x 90 Ratio
2: NO type
6: NC type
Code 0 1 2 3 4 5 6 7
Flange Model
Close 1 1 1 1
1B(Ø34.5) 1 2
1PT 1 2
1-1/4B (Ø43.2) 1 2
1-1/4PT 1   2

Unit: pcs

1: 1 Pcs
2: 2 Pcs
PB: Small Flow (20L 30L oil tank)
PC: Large Flow (45L 60L oil tank)
PB12: 22 Ratio
PB10: 34 Ratio
PC18: 24 Ratio
PC16: 34 Ratio
1: 1 Pcs
2: 2 Pcs
1: 20L
3: 30L
5: 45L
7: 60L

20 STANDARD TYPE

MODEL
Air Type VA20-4▢0-▢
VA20-5▢0-▢
VA20-7▢0-▢
VA20-9▢0-▢
Releasing flow rate(cm³/sec) Area of orifice (cm²) Pressure setting method Pressure setting range(kgf/cm²) Air supply(kgf/cm²)
96000 5.4 Air pressure x 40 ratio 120-200 3-5
84000 4.3 Air pressure x 50 ratio 150-250
70000 3.1 Air pressure x 70 ratio 210-350
60000 2.4 Air pressure x 90 ratio 270-450
INSTALLATION DIMENSIONS
型式選定
型式選定
型式選定
  • Air driven hydraulic pump & oil tank need to be purchased separately.
  • Model of Flage please refer column in 型式選定

INCLUDE OIL TANK

型式選定
型式選定
Volumn of oil tank
20L
30L
A B C D
430 380 350 200
460 410 380 250
型式選定
型式選定
Volumn of oil tank D
45L 230
60L 300
  • We also customize Large Oil tank, if required, please contact us directly.
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