AA2FM200/60L-VZB010-SO48, R902413220, Bosch Rexroth, Axial piston fixed motor

Brand Name:Rexroth
Model Number:AA2FM200/60L-VZB010-SO48
Minimum Order Quantity:1
Delivery Time:7
Payment Terms:T/T, Western Union,
Place of Origin:Germany
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Location: Shanghai Shanghai China
Address: Rm 1506,28# Moyu Rd,Shanghai,China
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Product Details

AA2FM200/60L-VZB010-SO48, R902413220, Bosch Rexroth, Axial piston fixed motor, A2FM series 6x


Axial piston motors are available in swash plate or bent axis design for medium- and high-pressure applications.

Our hydrostatic drives for mobile and stationary application ranges stand out due to their robustness, reliability, long life cycles, low noise emissions and high efficiencies as well as high cost-effectiveness.


Details
  • All-purpose high pressure motor
  • Size 5 … 1000
  • Nominal pressure up to 400 bar
  • Maximum pressure up 450 bar
  • Open and closed circuit
  • Metric version

Features
  • Large variety of available nominal sizes allows exact adjustment to the application
  • High power density
  • Very high total efficiency
  • High starting efficiency
  • Working ports SAE flange or thread
  • Optional with integrated pressure relief valve
  • Optional with mounted addifitonal valve: counterbalance valve (BVD/BVE), flushing and boost-pressure valve
  • Bent-axis design

Type code


1) Tapered shaft with threaded pin and woodruff key (DIN 6888). The torque must be transmitted via the tapered press fit.

1) Threaded ports at the sides plugged with threaded plugs.
2) Please contact us.
3) Specify ordering code of counterbalance valve according to data sheet 95522 (BVD) respectively data sheet 95525 (BVE) separately.
4) Specify ordering code of sensor according to data sheet 95133 (DSA) respectively data sheet 95135 (HDD) separately.


Technical data



Table of values

Size510121623283245566380901071251601802002503555007101000
Displacement
geometric, per revolution
Vgcm³4.9310.3121622.928.13245.656.16380.490106.7125160.41802002503555007101000
Nominal pressurepnombar315400400400400400400400400400400400400400400400400350350350350350
Maximum pressurepmaxbar350450450450450450450450450450450450450450450450450400400400400400
Maximum speednnom 1)rpm10000800080008000630063006300560050005000450045004000400036003600275027002240200016001800
nmax 2)rpm110008800880088006900690069006200550055005000500044004400400040003000
Inlet flow 3)at nnomqVl/min498296128144177202255281315362405427500577648550675795100011361600
Torque 4)at pnomMNm24.7667610214617920429035740151257367979610211146127313931978278539555570
Rotary stiffnessckNm/rad0.630.921.251.592.562.933.124.185.616.258.739.1411.211.917.418.257.373.196.1144270324
Moment of inertia for rotary groupJTWkg·m²0.000060.00040.00040.00040.00120.00120.00120.00240.00420.00420.00720.00720.01160.01160.0220.0220.03530.0610.1020.1780.550.55
Maximum angular accelerationɑrad/s²5000500050005000650065006500146007500750060006000450045003500350011000100008300550043004500
Case volumeVl0.170.170.170.20.20.20.330.450.450.550.550.80.81.11.12.72.53.54.288
Weight (approx.)mkg2.55.45.45.49.59.59.513.518182323323245456673110155325336

1) These values are valid at:
- for the optimum viscosity range from vopt = 36 to 16 mm2/s
- with hydraulic fluid based on mineral oils
2) Intermittent maximum speed: overspeed for unload and overhauling processest, t < 5 s and Δp < 150 bar
3) Restriction of input flow with counterbalance valve
4) Torque without radial force, with radial force see table "Permissible radial and axial forces of the drive shafts"

Note

  • The values in the table are theoretical values, without consideration of efficiencies and tolerances. The values are rounded.
  • Exceeding the maximum or falling below the minimum permissible values can lead to a loss of function, a reduction in operational service life or total destruction of the axial piston unit. Other permissible limit values, such as speed variation, reduced angular acceleration as a function of the frequency and the permissible angular acceleration at start (lower than the maximum angular acceleration) can be found in data sheet 90261.

Speed range

No limit to minimum speed nmin. If uniformity of motion is required, speed nmin must not be less than 50 rpm.

Determining the operating characteristics
Inlet flow
[l/min]
Rotational speed
[rpm]
Torque
[Nm]
Power
[kW]
Key
VgDisplacement per revolution [cm3]
ΔpDifferential pressure [bar]
nRotational speed [rpm]
ηvVolumetric efficiency
ηhmHydraulic-mechanical efficiency
ηtTotal efficiency (ηt = ηv • ηhm)

Hydraulic fluids

The axial piston unit is designed for operation with mineral oil HLP according to DIN 51524.

Application instructions and requirements for hydraulic fluids should be taken from the following data sheets before the start of project planning:

Viscosity and temperature of hydraulic fluids

ViscosityShaft
seal
Temperature1)Comment
Cold startνmax ≤ 1600 mm²/sNBR2)ϑSt ≥ -40 °Ct ≤ 3 min, without load (p ≤ 50 bar), n ≤ 1000 rpm,
permissible temperature difference between axial piston unit and hydraulic fluid max. 25 K
FKMϑSt ≥ -25 °C
Warm-up phaseν = 400 … 1600 mm²/st ≤ 15 min, p ≤ 0.7 • pnom and n ≤ 0.5 • nnom
Continuous operationν = 10 … 400 mm²/s3)NBR2)ϑ ≤ +78 °Cmeasured at port T
FKMϑ ≤ +103 °C
νopt = 16 … 36 mm²/srange of optimum operating viscosity and efficiency
Short-term operationνmin = 7 … 10 mm²/sNBR2)ϑ ≤ +78 °C

t ≤ 3 min, p ≤ 0.3 • pnom

measured at port T

FKMϑ ≤ +103 °C
1)If the specified temperatures cannot be maintained due to extreme operating parameters, please contact us.
2)Special version, please contact us.
3)Equates e.g. with the VG 46 a temperature range of +5 °C to +85 °C (see selection diagram)

Note

To reduce high temperature of the hydraulic fluid in the axial piston unit we recommend the use of a flushing and boost pressure valve (see chapter Extended functions and versions).

Dependent on the unit size flushing the case at port U can be carried out alternatively.

Explanatory note regarding the selection of hydraulic fluid

The hydraulic fluid should be selected such that the operating viscosity in the operating temperature range is within the optimum range (vopt see selection diagram).

Selection diagram

Filtration of the hydraulic fluid

Finer filtration improves the cleanliness level of the hydraulic fluid, which increases the service life of the axial piston unit.

A cleanliness level of at least 20/18/15 is to be maintained according to ISO 4406.

At a hydraulic fluid viscosity of less than 10 mm²/s (e.g. due to high temperatures in short-term operation) at the drain port, a cleanliness level of at least 19/17/14 according to ISO 4406 is required.

For example, the viscosity is 10 mm²/s at:

  • HLP 32 a temperature of 73°C
  • HLP 46 a temperature of 85°C

Operating pressure range

Pressure at working port A or B (high-pressure side)Definition
Nominal pressurepnomsee table of valuesThe nominal pressure corresponds to the maximum design pressure.
Maximum pressurepmaxsee table of valuesThe maximum pressure corresponds to the maximum operating pressure within the single operating period. The sum of the single operating periods must not exceed the total operating period.
Single operating period10 s
Total operating period300 h
Minimum pressurepHP min25 barMinimum pressure on high-pressure side (port A or B) required to prevent damage to the axial piston unit.
Minimum pressure at inlet (pump operating mode)pE minsee diagramTo prevent damage to the axial piston motor in pump mode (change of high-pressure side with unchanged direction of rotation, e.g. when braking),a minimum pressure must be guaranteed at the working port (inlet). The minimum pressure depends on the rotational speed and displacement of the axial piston unit.
Total pressurepSu700 barThe summation pressure is the sum of the pressures at both work ports (A and B).
Rate of pressure changeDefinition
with integrated pressure relief valveRA max9000 bar/sMaximum permissible rate of pressure build-up and reduction during a pressure change over the entire pressure range.
without pressure relief valveRA max16000 bar/s
Case pressure at port TDefinition
Continuous differential pressureΔpT cont2 barMaximum averaged differential pressure at the shaft seal (case to ambient)
Pressure peakspT peak10 bart < 0.1 s

Note

  • Working pressure range valid when using hydraulic fluids based on mineral oils. Values for other hydraulic fluids, please contact us.

Minimum pressure at inlet (pump operating mode)

This diagram is only valid for the optimum viscosity range of vopt = 16 to 36 mm2/s

Please contact us if these conditions cannot be satisfied.

Pressure definition

1)Total operating period = t1 + t2 + ... + tn

Rate of pressure change

Maximum differential pressure at the shaft seal, size 10 ... 200

Maximum differential pressure at the shaft seal, size 250 ... 1000

Note

  • The service life of the shaft seal is influenced by the speed of the axial piston unit and the case pressure.
  • The service life decreases with an increase of the mean differential pressure between the case and the ambient pressure and with a higher frequency of pressure spikes.
  • The case pressure must be equal to or higher than the ambient pressure.

Direction of flow

Direction of rotation, viewed on drive shaft
clockwisecounter-clockwise
A to BB to A

Permissible radial and axial forces of the drive shaft

Size510121623283245566380901071251601802002503555007101000
Drive shaftCodeB, CZ, PA, BZ, PA, BA, BZ, PA, BZ, PA, BA, BZ, PZPA, BA, BZPA, BA, BZ, PA, BA, BZ, PA, BA, BA, BZ, PZ, PZ, PZ, PZ, P
mm1220252025252530253030303030353535354040404545454550505060709090
Maximum radial force
at distance a
(from shaft collar)
Fq maxkN1.633.233.23.25.75.45.75.45.47.67.89.59.19.111.111.611.411.413.614.114.118.118.318.320.31.2 1)1.5 1)1.9 1)3 1)2.6 1)
amm1216161616161616161616181818181820202020202020252525254152.552.567.567.5
Permitted torque at Fq maxTq maxNm24.7666676761021461461791792042902943573574014885125125736796797961021102111461273
Permitted differential pressure at Fq maxΔpq maxbar315400400400400400400400400400400400330400400400380400400400400400400400400400400
Maximum axial force, when standstill or in non-pressurized conditions
+ Fax maxN00000000000000000000000000000000
- Fax maxN1803203203203203205005005005005006308008008008001000100010001000125012501250160016001600160020002500300044004400
Maximum axial force, per bar operating pressure+ Fax maxN/bar1.5333335.25.25.2
China AA2FM200/60L-VZB010-SO48,    R902413220,    Bosch Rexroth,    Axial piston fixed motor supplier

AA2FM200/60L-VZB010-SO48, R902413220, Bosch Rexroth, Axial piston fixed motor

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