Description

The CAMERON AAP3798102-00130 is a high-integrity hydraulic valve actuator designed for critical flow control applications in oil & gas production, refining, and pipeline systems. Part of Cameron’s (now Schlumberger) legacy valve automation portfolio, this actuator converts hydraulic pressure into precise linear or quarter-turn motion to operate gate valves, ball valves, or choke valves in demanding environments. The AAP3798102-00130 model features a robust stainless-steel construction with dual-seal technology, engineered for fail-safe operation (spring-return or double-acting configurations) and compatibility with control fluids including hydraulic oil, glycol-water mixtures, or natural gas. Its compact design integrates a high-torque cylinder with corrosion-resistant shaft seals, enabling reliable performance in wellhead control, manifold isolation, and subsea applications where leak prevention and SIL 2 compliance are mandatory.

Equipped with position feedback options (4-20mA or limit switches), the CAMERON AAP3798102-00130 interfaces seamlessly with DCS/SCADA systems via positioners or local control panels. With a maximum operating pressure of 5,000 psi (345 bar) and temperature resilience from -29°C to +80°C, this actuator withstands Arctic conditions, desert heat, and offshore salt spray. Its field-repairable design minimizes downtime through modular seal replacement kits, while certified materials meet NACE MR0175 for sour service. The AAP3798102-00130 delivers critical safety in blowout preventer (BOP) control, tank farm isolation, and gas compression stations by ensuring valve actuation under extreme process conditions.

CAMERON AAP3798102-00130

Technical Specifications

Parameter Name	Parameter Value
Product Model	AAP3798102-00130
Manufacturer	Cameron (Schlumberger)
Product Type	Hydraulic Valve Actuator
Actuation Type	Double-Acting or Spring-Return (Fail-Safe)
Max. Operating Pressure	5,000 psi (345 bar)
Torque Range	2,000–10,000 Nm (Configurable)
Stroke Time	15–60 sec (Fluid-Dependent)
Fluid Compatibility	Hydraulic Oil, Synthetic Fluids, NG
Temperature Range	-29°C to +80°C (-20°F to +176°F)
Position Feedback	4-20mA / Limit Switches / HART (Optional)
Body Material	316L Stainless Steel
Seal Material	FKM/Nitrile (Standard), FFKM (Sour Service)
Connections	1/2″ NPT Hydraulic Ports
Certifications	NACE MR0175, API 6A, PED 2014/68/EU
Weight	48 kg (106 lb)

Main Features and Advantages

Extreme Environment Reliability: Engineered with dual-stem seals and hardened bearing surfaces, the CAMERON AAP3798102-00130 resists sand erosion, H₂S corrosion, and saltwater degradation. Its pressure-balanced design prevents seal extrusion even at 5,000 psi cyclic loads, ensuring >250,000 cycles MTBF. The actuator maintains precise positioning (±0.5% FS) during rapid pressure fluctuations common in wellhead shutdown scenarios.

Fail-Safe Flexibility: Configurable as spring-return (for emergency closure) or double-acting, the AAP3798102-00130 supports SIL 2 safety functions. Spring modules are pre-charged with corrosion-inhibited nitrogen, eliminating field maintenance. Optional explosion-proof solenoids enable deployment in Class I, Div. 1 hazardous areas.

Integrated Diagnostics: Real-time position feedback and optional HART communication provide valve health data – including cycle counts, seal leakage alerts, and response time deviations – enabling predictive maintenance. The modular seal cartridge system allows onsite repair in <2 hours without actuator removal.

CAMERON AAP3798102-00130

Application Field

The CAMERON AAP3798102-00130 is deployed in:

Wellhead Control: Automates master/subsea valves in BOP stacks, providing emergency shutdown during kicks.

Pipeline Sectionalizing: Isolates leaks via block valves in compressor stations or custody transfer points.

Refining: Operates crude unit isolation valves and flare knockout drum controls.

Gas Processing: Manages inlet separators and amine contactor valves in sour gas service.

Tank Farms: Controls manifold valves for product segregation and vapor recovery.

Related Products

CAMERON AAP3798102-00131: Higher-torque variant (15,000 Nm) for large-diameter valves.

CAMERON HPS-3000 Positioner: Electro-hydraulic controller for AAP3798102-00130 integration.

CAMERON Seal Kit SK-AAP37982: Maintenance kit for actuator stem/seal replacement.

SCHLUMBERGER QUINN ACT-7H: Next-gen successor with enhanced diagnostics.

CAMERON R Series Actuators: Legacy pneumatic alternatives for non-hydraulic systems.

CAMERON BOP Control Unit: Integration platform for AAP3798102-00130 in drilling systems.

Installation and Maintenance

Pre-installation preparation: Verify valve flange compatibility (ISO 5211 F05–F12). Flush hydraulic lines to ISO 4406 Class 14 cleanliness. Calibrate spring tension using Cameron HTG-200 tool kit. Test fail-safe response with 25% below minimum control pressure.

Maintenance recommendations:

Quarterly: Check hydraulic fluid cleanliness; inspect external seals for extrusion.

Annually: Perform dynamic response test; verify spring charge pressure.

5-Year: Replace all dynamic seals using SK-AAP37982 kit; recalibrate position feedback.

Monitor HART/Pressure decay diagnostics for early seal failure detection.