DA 99 Ex

for operation in hazardous location

DA99 explosion-proof roller-screw actuator provides high force density and is capable for operation in a variety of applications on turbines located in hazardous environment. It is applicable for gas turbines and steam turbines in oil & gas, petrochemical and other industries where turbines are located in hazardous area.

Different mounting options enable to fit an actuator on an existing mounting assembly of turbine with minimum mechanical parts modifications. Relatively small unit size and weight along with manual override option ensure easy installation and time-saving adjustment possibilities.
Parametr Value
Rated force 7400 N
Peak force (for 1 second) 22 000 N
Dynamic load rating 53 600 N
Rated speed 250 mm/sec
Stroke 150 mm
Mounting type Front flange (options available)
Supply voltage 400 VAC
Rated power 1.85 KW
Feedback sensor Resolver
Backlash 0.15 mm
Kinematic accuracy of linear displacement 0.025 mm
Ambient temperature -20°С…+100°С
Humidity Up to 100%
Ingress protection IP65
Weight 19,7 kg (with front flange mounting)
Hazardous location class Ex d IIB+H2 T3 Gb X

• High force density

• Long lifetime

• High positioning accuracy

• Minimum maintenance

• Wide customization possibilities

Customized solutions

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