Hydraulic valve actuator BHH Series

quarter-turnhelical geardouble-acting

Product Description
The Bettis BHH Series hydraulic helical valve actuator is engineered for heavy-duty valve operation in demanding industrial environments. This series has been discontinued; technical resources remain available in the Documentation section.

Key Features

• Helical spline design for high torque transmission and reduced backlash.
• Multiple actuation modes: quarter-turn, double-acting, spring-return and helical spline options.
• Designed for fixed industrial installations powered by hydraulic systems.

Overview

• Hydraulic helical actuator built to withstand severe operating conditions.
• Available configurations support on/off cycling, emergency shutdown (ESD) and safety applications.

Certifications / Notes

• ATEX certified where applicable.
• Intended for use in large-scale fixed installations excluded from the scope of Directive 2011/65/EU (RoHS 2).

Control Type

• On/off
• ESD (emergency shutdown)

Documentation / Availability

• Series discontinued — technical documentation (brochures, selection guides, datasheets) available in the Resources/Documentation section.

Technical specifications

• Power Source: Hydraulic
• Product Type: Hydraulic Actuator
• Actuation: Quarter-turn; Double-acting; Spring-return; Helical spline
• Certifications: ATEX
• Regulatory note: Intended for large-scale fixed installations excluded from RoHS 2 (Directive 2011/65/EU)
• Control Type: On/off, ESD