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HK HMS 2.8 250 ECO C

Membranspeicher 2,8L 250bar TT
Product details for

HK HMS 2.8 250 ECO C

Gas volume l
2.8 l
p. max (bar)
250
pma : p0
4:1
p max - p min
140 bar
A
285 mm
B
42 mm
F
G 3/4″ -14
SW
41 mm
Ø D
174 mm
All characteristics

Characteristics

Material
  • housing: C-steel 
  • diaphragm: ECO 
Application
  • Energy storage 
  • Emergency actuation 
  • Leak oil and volume compensation 
  • Shock absorption and pulsation damping 
  • Suspension of vehicles 
Connections
  • Oil side type C - female thread and male thread 
Construction type
  • installation preferably vertical, gas side top 
Temp. range
  • -32 °C to +115 °C 
Customs tariff number
  • 84798997 
All characteristics

Produkta apraksts

Notes
CE-mark for diaphragm accumulators > 1.0 l gas volume
Working pressure 100 to 350 bar; min. working pressure must be 10% above gas charge pressure
Max. gas filling pressure 130 bar
To protect the diaphragm, the reservoir should never be completely emptied on the oil side.
Description
As liquids are practically incompressible, the compressibility of a gas (in this case nitrogen) is used in hydraulic accumulators to store energy.
A hydraulic accumulator consists of two chambers (liquid side and gas side), which are separated by a flexible, gas-tight element. The liquid side is connected to the hydraulic circuit of the system. When the pressure in the system rises, the accumulator is filled with oil and the gas is compressed. If the pressure drops, the stored pressurised liquid is forced back into the circuit by expansion of the compressed gas.
Ordering information
Pressure accumulators are available uncharged ex-warehouse. Additional costs apply upon customer request for N2-charging.
If required, please include counter nut HK MS M33 - 15 in your order.

Product variants

7 Results
Show dimensional drawing
Identifier
Gas volume l (l)
p. max (bar)
pma : p0
p max - p min (bar)
Details / items
0.5 l
210 
8:1 
140 bar
Learn more
0.75 l
210 
8:1 
140 bar
Learn more
0.75 l
350 
8:1 
150 bar
Learn more
1 l
210 
6:1 
140 bar
Learn more
1.4 l
210 
6:1 
140 bar
Learn more
1.4 l
350 
6:1 
150 bar
Learn more
2.8 l
250 
4:1 
140 bar
Learn more
p0 = gas charge pressure
pmax - pmin = admissible pressure fluctuation of the accumulator

Column selection

Gas volume l (l)
p. max (bar)
pma : p0
p max - p min (bar)
A (mm)
B (mm)
F
SW (mm)
Ø D (mm)
p0 = gas charge pressure
pmax - pmin = admissible pressure fluctuation of the accumulator