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Hydraulic Cylinders and Lifting Products

Hydraulic Cylinders and Lifting Products
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Hydraulic Cylinders and Lifting Products

Product catalog summary
Overview: The document provides comprehensive details on Enerpac hydraulic cylinders and lifting products, focusing on their features, specifications, and applications. It covers various cylinder types, accessories, and technical data.
Key Features:
  • Improved Saddle Retention: Hardened plunger saddle for protection during lifting operations, removable for access to mounting threads.
  • Thread Protector: Easily attachable and removable, even with oily hands or gloves.
  • Easy Assembly and Disassembly: External access to fasteners with standard tools for simplified maintenance.
  • Heavy-Duty Return Spring: Pre-tensioned spring for improved retraction performance.
  • Unique GR2 Bearing System: Enhances cylinder life by reducing bearing loads and increasing side-load resistance.
  • Coupler Protector: New shape and pliable material for easy operation.
Specifications:
  • Capacity: Ranges from 5 to 95 tons.
  • Stroke Range: 16 to 362 mm.
  • Maximum Operating Pressure: 700 bar.
Product Range:
  • General Purpose Cylinders, Single-Acting
  • Aluminium Cylinders, Single-Acting, Lock Nut, Hollow Plunger
  • Multi-Stage Telescopic Cylinders, Single-Acting, Load Return
  • Flat-Jac® Cylinders, Single-Acting
  • High Tonnage Cylinders, Single- and Double-Acting
Technical Data: Includes tables with detailed specifications for various cylinder models, including capacity, stroke, effective area, and oil capacity. Information on accessories like saddles, base plates, and mounting attachments is also provided.
Applications: Suitable for industrial applications such as lifting, pushing, pulling, bending, and holding. Designed for use in all positions and comply with ASME B30.1 standards (except BRD-Series).
Recommendations: Advises using only 80% of the manufacturer's rated load and stroke for safety. Highlights the importance of using gauges to minimize the risk of overloading.
Lightweight Aluminium Cylinders (RA Series): Known for their lightweight design, high capacity, and durability. Specifications include capacities of 20 - 150 tons, strokes of 50 - 250 mm, and a maximum operating pressure of 700 bar. Made from 7075-T6 Aluminium Alloy.
Safety and Usage Recommendations:
  • Use only 80% of the manufacturer's ratings for load and stroke for safety.
  • Aluminium cylinders should not be used in high-cycle applications due to lower finite fatigue life compared to steel.
  • Designed to provide 5000 cycles at recommended pressure, suitable for normal lifting and maintenance applications.
Product Variants:
  • RAC Series: Single-acting cylinders with features like composite bearings, hard-coat finish, and integral stop ring.
  • RACL Series: Aluminium Lock Nut Cylinders with mechanical load holding capabilities and increased resistance to side-loads.
  • RACH Series: Aluminium Hollow Plunger Cylinders designed for tensioning and testing, featuring a hollow plunger design for both pull and push forces.
  • RAR Series: Double-acting cylinders for rapid retraction, equipped with built-in safety valves to prevent over-pressurization.
Standards Compliance: All cylinders meet ASME B-30.1 and ISO 10100 standards, ensuring safety and reliability in industrial applications.
Additional Series:
  • RAR Series - Double-Acting Aluminium Cylinders: Capacity ranges from 20 to 150 tons with strokes between 50 to 250 mm. Equipped with bolt-on removable hardened steel saddles.
  • RT Series - Telescopic Cylinders: Features nitrocarburized surface treatment for corrosion protection and supports up to 3% side-load of full capacity.
  • RSM and RCS Series - Low-Height Cylinders: Compact design suitable for confined spaces with single-acting, spring return mechanism.
  • CULP Series - Ultra-Flat Cylinders: Designed for high lifting forces in confined spaces with extremely low collapsed height.
  • CUSP Series - High Tonnage Ultra-Flat Cylinders: Capacity ranges from 10 to 1000 tons with integrated tilting function.
  • LPL Series - Low-Height Lock Nut Cylinders: Features a lock nut for mechanical load holding and integrated tilt saddle for misalignment.
General Recommendations:
  • Use only Enerpac hydraulic hoses to ensure system integrity.
  • Follow safety instructions and use appropriate lifting surfaces to prevent cylinder damage.
RR-Series and High Tonnage Cylinders: The RR-Series includes double-acting cylinders with capacities ranging from 10 to 520 tons and strokes from 57 to 1219 mm. High Tonnage Cylinders offer capacities from 50 to 1000 tons and strokes from 50 to 300 mm.
Features: Key features include collar threads, plunger threads, and base mounting holes for easy fixturing, a baked enamel finish for corrosion resistance, removable hardened saddles, built-in safety valves, and plunger wipers to reduce contamination.
Attachments and Accessories: Lists various attachments such as clevis eyes, retainer nuts, and optional snap-in saddles for the RR-Series. Mentions the use of Enerpac's Z-Class electric pumps for optimal performance with RR-Series cylinders.
Mounting and Usage: Mounting options include flange and foot mounting with retainer nuts. Highlights the versatility of the cylinders for both rugged job site uses and precision industrial applications.
Safety and Durability: Safety features include built-in safety valves to prevent over-pressurization and certified lifting eyes for secure handling. High Tonnage Cylinders are designed to withstand side-loads and feature lock nuts for mechanical load holding.
Applications: Describes applications such as bridge lifting and launching systems, where hydraulic movements are synchronized using Enerpac's PLC-controlled systems.
Technical Data: Detailed technical data is provided for various models, including cylinder capacity, stroke, effective area, and oil capacity. Includes a quick selection chart for easy reference.
High Tonnage Cylinders and Pumps: Focuses on applications, capacities, and technical details of single-acting and double-acting cylinders, split-flow pumps, and synchronous lifting systems.
Specifications:
  • Single-Acting Cylinders: Designed for applications requiring a return mechanism facilitated by spring or gravity. Available in various models with capacities ranging from 50 to 1000 tons and strokes from 50 to 300 mm.
  • Double-Acting Cylinders: Offer fast advance and retract capabilities and are designed to withstand side-loads up to 10% of their maximum capacity.
  • Split-Flow Pumps: SFP-Series pumps provide equal oil flow across multiple outlets, making them ideal for lifting and lowering applications at multiple points.
  • Synchronous Lifting Systems: The EVOB-Series is suitable for basic applications, while the EVO-Series offers multi-functional capabilities for lifting at multiple points.
Features:
  • Hardened surfaces to resist side-loading and cyclic wear.
  • Stop rings to prevent plunger blow-out.
  • Replaceable bearings for support throughout the stroke.
  • Certified lifting eyes, base mounting holes, and optional collar threads for higher capacity models.
Applications: Highlights the use of Enerpac's synchronous lifting system in offshore wind turbine leveling, demonstrating its capability to support cross pieces on 80 wind turbines.
Technical Details:
  • Detailed charts provide model numbers, capacities, stroke lengths, and dimensions for both single-acting and double-acting cylinders.
  • Information on base mounting holes, collar threads, and optional features for specific models.
HCR, HCL, and HCRL Series: Designed for heavy lifting applications with various capacities and configurations.
HCR-Series, High Tonnage Cylinders:
  • Capacity: 400 - 1000 tons
  • Stroke: 50 - 300 mm
  • Maximum Operating Pressure: 700 bar
  • Features: Double-acting cylinders with fast advance and retract capabilities, designed to withstand 10% side-load, weather protection, and replaceable bearings.
  • Optional collar threads available for models 400 tons and higher.
HCL-Series, High Tonnage Lock Nut Cylinders:
  • Capacity: 50 - 300 tons
  • Stroke: 50 - 300 mm
  • Maximum Operating Pressure: 700 bar
  • Features: Single-acting, gravity return cylinders with lock nut for mechanical load holding, low-friction locking rings, and weather protection.
HCRL-Series, Double-Acting Lock Nut Cylinders:
  • Capacity: 50 - 300 tons
  • Stroke: 150 - 300 mm
  • Maximum Operating Pressure: 700 bar
  • Features: Hydraulically controlled fast retraction, lock nut for mechanical load holding, integrated tilt saddle for misalignment, and replaceable bearings.
Selection Charts:
  • Detailed charts provide specifications for each model, including collapsed height, extended height, cylinder bore diameter, plunger diameter, and oil capacity.
  • Charts also include information on base mounting holes, thread sizes, and optional features like tilt saddles.
Applications:
  • Suitable for heavy lifting, foundation leveling, and other industrial applications requiring high tonnage capacity.
  • Designed to provide safety and efficiency in operations, with features like certified lifting eyes and safety valves to prevent over-pressurization.
POW'R-RISER® Mobile Lifting Jack: Provides technical specifications and operational guidelines, emphasizing the importance of using the correct model and extensions to prevent excessive lifting height.
Specifications: Lists various models with their respective maximum stack heights, capacities, and stroke lengths. Emphasizes the need for appropriate air supply and pressure settings.
Custom Hydraulic Cylinders: Offers customizable hydraulic cylinders for specific applications, including features like stroke, capacity, pressure rating, and corrosion resistance.
BLS-Series Climbing Jacks: Designed for incremental lifting, overcoming the limitations of plunger stroke length. Includes features like integral tilt saddles, large bases for stability, and built-in safety valves.
Synchronous Lifting System: The EVO-Series System is suitable for stage lifting, allowing for synchronized operation of multiple hydraulic cylinders.
Split-Flow Pumps: SFP-Series Pumps provide equal oil flow across multiple outlets, making them suitable for lifting and lowering applications at multiple points.
Jack-Up Systems: Recommended for applications requiring higher lifting capacities and heights up to 20 meters.
Stage Lifting Sequence: Outlines a typical stage lifting sequence using climbing jacks, detailing the steps involved in lifting and securing loads incrementally.
Key Recommendations: Ensure proper model selection and use of extensions to prevent excessive lifting height. Maintain recommended air supply and pressure settings for optimal performance. Utilize the EVO-Series System for synchronized lifting operations to enhance safety and efficiency.
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Catalog excerpts

Hydraulic Cylinders and Lifting Products-1

Hydraulic Cylinders and Lifting Products Enerpac hydraulic cylinders are available in hundreds of different configurations. Whatever the industrial application... lifting, pushing, pull­ng, i bending, holding... what­ ver the force capacity, e stroke length, or size restrictions... single- or doubleacting, solid or hollow plunger, you can be sure that Enerpac has the cylinder to suit your high force application. Enerpac jacking cylinders fully comply Hardened plunger saddle protects plunger end during all lifting operations. Easily removable for access to plunger mounting threads. Thread protector Protector is easily attached and removed with oily hands or whilst wearing gloves. Easy assembly and disassembly External access to fasteners requires only standard shop tools for simplified maintenance. to ASME B30.1 (except BRD-Series). Improved saddle retention Heavy-Duty return spring The exclusive GR2 is a unique bearing design on RC-Series DUO general purpose cylinders which absorbs eccentric load stresses to protect your cylinder against abrasion, over-extending or plunger blow-outs and jamming or topend mushrooming. As a result, RC-Series DUO cylinders provide long, trouble-free operation. Unique GR2 Bearing System GR2 design surrounds seal of longer stroke models for improved life and reduced bearing loads. Bearing surface area increases side-load resistance and significantly improves cylinder life. Coupler Protector Coupler Dust Cap has new shape and more pliable material for easy push-on/pull-off operation. Protector is easily attached and removed with oily hands or whilst wearing gloves. Easy assembly and disassembly External access to fasteners requires only standard shop tools for simplified maintenance. Note: The cut-away drawing is representative of typical cylinder construction, and may not represent all cylinders in this section. Pre-tensioned return spring improves retraction performance, reducing retraction times.

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Hydraulic Cylinders and Lifting Products-2

Hydraulic Cylinders and Lifting Products Section Overview Capacity 1) ton (kN) Cylinder Type and Functions General Purpose Cylinders, Single-Acting Accessories: Saddles, Base Plates, Mounting Attachments Aluminium Cylinders, Single-Acting, Lock Nut, Hollow Plunger Aluminium Cylinders, Double-Acting, Solid Plunger Multi-Stage Telescopic Cylinders, Single-Acting, Load Return Flat-Jac® Cylinders, Single-Acting Low-Height Cylinders, Single-Acting Ultra-Flat Cylinders, Single-Acting, Load Return with Stop Ring or Tilting Function CULP CUSP Low Height Lock Nut Cylinders Single-Acting, Load Return Pull...

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Hydraulic Cylinders and Lifting Products-3

RC-Series DUO, Single-Acting Cylinders ▼ From left to right: RC-506, RC-50, RC-2510, RC-154, RC-10010, RC-55, RC-1010 The Industry Standard General Purpose Cylinder Saddles All RC cylinders (except RC-50, 101) are equipped with hardened removable grooved saddles. For tilt and flat saddles, see the RC-Series accessory page. Base Plates • Unique GR2 Bearing Design, reduces wear, extending life • Collar threads, plunger threads and base mounting holes enable easy fixturing (on most models) • Designed for use in all positions • High strength alloy steel for durability • Redesigned cylinder thread...

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Hydraulic Cylinders and Lifting Products-4

GR2 Bearing Technology The exclusive GR2 is a unique bearing design on RC-Series DUO cylinders which absorbs eccentric load stresses to protect your cylinder against abrasion, over-extending or plunger blow-outs and jamming or top-end mushrooming. As a result, RC-Series DUO cylinders provide long, trouble-free operation. ▼ QUICK SELECTION CHART For complete technical information see next page. * Available as set, see note on this page . Think Safety 80% Manufacturer’s rating of load and stroke are maximum safe limits. Good practice encourages using only 80% of these ratings. Lightweight Aluminium...

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Hydraulic Cylinders and Lifting Products-5

POWERFUL SOLUTIONS. GLOBAL FORCE. Speed Chart See the Enerpac Cylinder Speed Chart in our ‘Yellow Pages’ to determine your approximate cylinder speed. ◄ For full features see previous page. 1 Available as set, see note on page 7 . 2) RC-50 cylinder has a non removable grooved saddle and no collar thread . 3 RC-50: D1 = 41 mm, L = 20 mm, M = 25 mm . 4) RC-101 has plunger thread and non-removable saddle .

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Hydraulic Cylinders and Lifting Products-7

13 POWERFUL SOLUTIONS. GLOBAL FORCE. 1 Standard on 5-30 ton RC-cylinders 2) Except RC-50 3) Except RC-101 4) Mounting screws are included. 5) Used with Bender Sets. Model Number 4) Mounting screws are included. Pin to Pin - REB and REP Clevises fitted. Add cylinder collapsed height.

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Hydraulic Cylinders and Lifting Products-8

The Enerpac Lightweight Aluminium Cylinders ▼ From left to right: RAC, RACL, RACH, RAR Series Capacity: 50 -  250 mm Maximum Operating Pressure: Think Safety Manufacturer’s rating of load and stroke are maximum safe limits. Good practice encourages using only 80% of these ratings. Page: • Lightweight, easy to carry and position to allow a higher cylinder capacity-to-weight-ratio • Non-corrosive by design, aluminium has always been a good material for use in many caustic environments • Composite Bearings on all moving surfaces guarantee no metal-to-metal contact, to resist side loads and increase...

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Hydraulic Cylinders and Lifting Products-9

RAC-Series, Aluminium Cylinders ▼ Shown from left to right: RAC-5010, RAC-15010, RAC-304, RAC-208 Lightweight for Maximum Portability Saddles All RAC-cylinders are equipped with bolt-on removable hardened steel saddles. For Tilt Saddles see next page. Lightweight Hand Pumps The Enerpac composite lightweight hand pumps P-392 or P-802 make the optimal lightweight set. • Composite bearings prevent metal-to-metal contact, increasing cylinder life and resistance to side-loads of up to 10% • Hard-Coat finish on all surfaces resists damage and extends cylinder life • Handles included on all models •...

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Hydraulic Cylinders and Lifting Products-11

13 POWERFUL SOLUTIONS. GLOBAL FORCE. Saddles All RACL-cylinders are equipped with bolt-on removable hardened steel saddles. For Tilt Saddles see next page. Hoses Enerpac offers a complete line of high quality hydraulic hoses. To ensure the integrity of your system, specify only Enerpac hydraulic hoses. • Aluminium Lock Nut provides mechanical load holding for extended periods • Hardened steel stop ring increasing cylinder life and resistance to side-loads of up to 5% • Hard-Coat finish on all surfaces resists damage and extends cylinder life • Composite bearings increase cylinder life and side...

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