Bespoke Hydraulic Power Packs
Curtis Assemble & Test Ltd (CAT) design and manufacture custom hydraulic power packs to meet a wide range of industrial and testing applications. Developed from our expertise in high-pressure generation for CAT’s own test machines, these systems are trusted for oil supply, conditioning, and specialist external equipment requirements.
General Specifications
⚙️ Flow Range: 10 – 100 L/min
⚙️ Pressure Range: 1 – 300 bar
⚙️ Temperature Range: Ambient to 160°C
⚙️ Filtration Level: 3 – 25 microns (typical)
⚙️ Power: Up to 60 kW
⚙️ Types: Mobile and fixed installations
Types of Hydraulic Power Packs
Mobile Power Pack
✔️ Dual circuits for test fluid and lubrication oil
✔️ Both circuits can operate simultaneously for flexible applications
✔️ Servo-controlled for flow or pressure operation
✔️ Test circuit: Up to 50 L/min through a 3-micron filter
✔️ Lubrication circuit: Up to 60 L/min through a 10-micron filter
✔️ Mounted on castors for easy movement between locations
Fixed Installation Power Pack
✔️ Designed for permanent installation with specific external equipment
✔️ Test circuit: 42 L/min at up to 180 bar through a 10-micron filter
✔️ Lubrication circuit: 11.6 L/min at up to 275 bar through a 30-micron filter
✔️ Dual 3 kW in-line heaters to raise temperature up to 160°C
✔️ Optional coolant connection allows temperature control between 15°C – 160°C
✔️ Can incorporate up to 60 kW main motor with control & instrumentation
Special Purpose Conditioning Unit
✔️ Built for demanding applications with frame sizes from 2.2m to 4.5m
✔️ Dual circuits supplying test fluid at different conditions
✔️ Individually set fluid temperatures between 15°C – 160°C
✔️ Flow rates up to 100 L/min at pressures up to 10 bar
✔️ Fitted with 3-micron filters for guaranteed cleanliness
Multipurpose Power Pack
✔️ Self-contained hydraulic power pack with integrated clamp unit
✔️ Four supply lines:
• 2 × 7 L/min at 300 bar
• 2 × 60 L/min at 100 bar
✔️ Four oil supply and four return lines, each fitted with 25-micron and 6-micron filters
✔️ Two completely independent clamp circuits with configurable valve islands for a wide range of clamping requirements
✔️ Oil reservoir fitted with warning and abort level switches to prevent pumps from running dry
✔️ Fluid temperature monitored as standard, with optional temperature control available
✔️ Each supply line fitted with electronic flow meters for precise monitoring of flow rates
✔️ Integrated bund to contain the full fluid volume in case of accident or spillage
Why Choose CAT Hydraulic Power Packs?
✔️ Proven expertise in high-pressure hydraulic testing and conditioning
✔️ Bespoke designs for mobile or fixed installations
✔️ Precision temperature and flow control for demanding applications
✔️ Built-in safety features including reservoir bunding and monitoring systems
✔️ Trusted by manufacturers across automotive, aerospace, and industrial sectors