MTS Landmark Testing Systems - Manual (Page 20)

Landmark Test System Site Prep Guide 20
Hydraulic Power Unit Specifications
System Component Specifications
Model 505.20/.30 Specifications
General Specifications
Parameter Specification
Environmental
Operating temperature
Humidity
Heat load
Noise * rating at 1 m
* Sound pressure level [db (A)] is expressed as a free field value. Readings may vary with the
acoustic environment.
For use in a controlled environment.
5–40°C (41–104°F)
0–85% noncondensing
< 630 kcal/hr (2500 Btu/hr)
63 dB (A) fully compensated
Hydraulic fluid
Typical operating
temperature range
Filtration (microns)
Reservoir capacity
Exxon Mobil DTE 25 or Shell Tellus 46 AW
43–49°C (110–120°F)
3 microns nominal
341 L (90 gal) maximum
208 L (55 gal) minimum
Heat exchanger
Flow requirements, cooling
Water pressure
Maximum pressure
Water hose
Water-cooled
See Water flow rating (input temperature)
0.24–0.31 MPa (35–45 psi differential)
0.83 MPa (120 psi)
25 mm (1 in)—inside diameter
Hydraulic connections
Pressure
Return
Drain
Each requires an O-ring face seal
-16
-16
-6 and -8 (two connections)
Water connections -16 (1 in NPT) for both In and Out
Electrical power
Line voltage
Control Voltage
200-575 V AC, 3 Φ at 50/60 Hz
24 V DC
Dimensions
Height
Length
Width
1423 mm (56 in)
1575 mm (62 in)
864 mm (34 in)