Electro-Hydraulic Actuators & HPU
When supporting critical applications it is essential to understand and decode customer requirements in order to supply bespoke solutions and ensure the highest performance.
EH series
ELECTRO-HYDRAULIC
ACTUATORS
| CONSTRUCTION | SELF-CONTAINED / SKID MOUNTED UNIT |
| ACTION | SPRING RETURN / DOUBLE ACTING |
| MATERIAL | CARBON STEEL / STAINLESS STEEL |
| VALVE APPLICATION |
QUARTER-TURN / LINEAR ON-OFF / MODULATING / HIPPS |
| DESIGN | ISO 12490 / API 6DX / EN15714 / ASME VIII |
| TORQUE / THRUST | Nm 2.000.000 Nm / N 10.000.000 |
| TEMPERATURE RANGE |
°C -29°/+100° (F°-20/+212°) °C -60° (F°-76°) ON REQUEST |
| DESIGN PRESSURE |
Barg 250 (Barg 690 ON REQUEST) |
| IP PROTECTION | IP66/67M |
| ATEX | YES |
| EAC CU TR | YES |
| PED | YES |
| SIL CAPABILITIES |
3 |
- ESD CAPABILITY FOR “EMERGENCY-SHUT-DOWN” SERVICES
- REMOTE & LOCAL PST “PARTIAL STROKE TEST” AND OPERATION CAPABILITY
- VARIOUS ELECTRIC MOTOR PUMP VOLTAGES AVAILABLE
- PRESSURE & VOLTAGE ALARMS
- ELECTRONIC PRESSURE TRANSMITTER (4-20MA)
- POSITION FEEDBACK-DEVICE (4-20 MA) AND / OR SWITCHES
- ALL CONTROL SIGNALS AVAILABLE BY 24VDC HARDWIRE CONTACTS AND / OR BY INTEGRATED SOFTWARE SOLUTION
- LCD DISPLAY FOR EASY CALIBRATION POSITION & DIAGNOSTIC
- OIL-LEVEL-PROTECTION
- HYDRAULIC ENERGY STORED IN HIGH PRESSURE COMPACT ACCUMULTORS
- AUTOMATIC FAIL SAFE IN CASE OF ELECTRIC POWER FAILURE
Engineered combination of actuators and a self-contained power unit to provide operation and control, the self-contained Electro-Hydraulic Actuators EH series are independent from pipeline pressure power source and they do not exhaust any gas to the atmosphere.
HPU series
HPU
HYDRAULIC
POWER UNITS
| CONSTRUCTION | SKID MOUNTED UNIT / OPEN TYPE / CLOSED TYPE |
| EMPLOYED MATERIALS | CARBON STEEL / STAINLESS STEEL / CAST IRON |
| VALVE APPLICATION | AS PER ACTUATOR CATEGORY |
| DESIGN | AS PER PROJECT REQUIREMENT |
| TEMPERATURE RANGE | AS PER PROJECT REQUIREMENT |
| DESIGN PRESSURE |
AS PER PROJECT REQUIREMENT |
- HYDRAULIC MINERAL OR BIODEGRADABLE OIL
- PLC OR RELAY BASED CONTROL LOGIC
- ELECTRIC MOTOR OR DIESEL PUMPS
- TYPICAL POWER RANGE FROM 1.1 KW UP TO 4 KW AND FROM 1000 – 3000 TURNS IN SINGLE AND THREE PHASES
- HYDRAULIC ACCUMULATOR (BLADDER OR PISTON TYPE) DESIGNED AS ASME VIII SIZED BASED ON CLIENT DEMAND FOR NUMBERS OF REQUIRED POWERLESS STROKES
- REMOTE & LOCAL OPEN / CLOSE
- PRESSURE / VOLTAGE / LEVEL / PRESSURE ALARM
- ELECTRONIC PRESSURE TRANSMITTER (4-20MA)
- THE HPUS CAN INCLUDE ACCUMULATORS, REDUNDANT PUMPS OR CONTROLS, AND THE MULTIPLE PRIME MOVERS CAN BE SOLAR-POWERED OR GAS-POWERED PUMPS TO BACK-UP TRADITIONAL ELECTRICAL DRIVES.
When supporting critical applications it is essential to understand and decode customer requirements in order to supply bespoke solutions and ensure the highest performance.