Biffi HLA and HLAS hydraulic actuators

A smart, self-contained, electro-hydraulic, quarter-turn valve actuator, combining field-proven technologies,
designed for reliable, critical shutdown applications where reliability is crucial.

• Operating pressure up to 350 barg (5076 psi)

• Wide range of single-phase, three-phase or DC power sources, also solar panels are available for areas without
electrical power

• Spring ending torque up to 110,000 Nm (973,000 Lb in)

Biffi EHT/EHTS Standard and SMART Electro-Hydraulic Actuators

S-EHT is a self-contained system allowing high level diagnostics, digital and analog control through all major
serial bus protocols, and wireless access via Bluetooth. It includes a high-pressure actuator with hydraulic motor
pump system, suitable for quarter-turn and linear applications, equipped with dedicated electronic control unit.

• Design pressure: 220 to 345 barg (3,190 to 5,000 psi)

• Wide range of Vac or Vdc power supplies available

• Single and double acting

• Includes hydraulic accumulators, redundancy or single electric motor pumps, switches and controls.

• Universal solution for all valve applications: on-off, with high speed fail action, position control, heavy duty
modulation.

• Wide range of local and bus communication interfaces