500Te Reel Drive System

The MRDS-500-150 Series Reel Drive System is a modular reel drive for the installation or recovery of flexibles, cables, umbilicals, wire rope or steel pipe products.


Reel drive tower (each)
5.55m* x 3.2m x 8.6m (LxBxH) assembled
Weight 80Te (*tower base)

12.0m track section (each)
12.0m x 2.25m x 0.53m (LxBxH) weight – 8.5Te

7.0m track section (each)
7.3m x 2.25m x 0.53m (LxBxH) weight – 5.1Te

5.0m track section (each)
4.96m x 2.25m x 0.53m (LxBxH) weight – 3.5Te

Electro-hydraulic powerpack (HPU)
3.5m x 2.4m x 2.5m (LxBxH) weight – 6.5Te

Control van
5.0m x 2.4m x 2.5m (LxBxH) weight – 4.0Te

Spares container
3.0m x 2.3m x 2.4m (LxBxH) weight – 6.0Te


Maximum reel weight

Maximum reel diameter

Minimum reel diameter
Unlimited (with packers below reel)

Maximum torque

Max hub rotation speed
1.0 rev/min at 75Te/m (high speed/low torque)

Max hub rotation speed
0.5 rev/min at 150Te/m (low speed/high torque)

Maximum line pull on 12.2m reel
21Te at outer flange

Assumed Conditions

Up to 100%

Marine/high salinity

Design Appraisal

Design appraised in accordance with LR Code for Lifting Appliances in a Marine Environment 2013, Chapter 4, Section 4

Lifting Equipment

All items supplied with dedicated rigging rated for onshore lifts

Hose & Cable Package

20m set from HPU to reel drive tower 1

20m control cable from control van to HPU

Wireless walk about box supplied as option for control

Power Requirements

3 Phase, 440V, 60Hz, 250amp supply

Additional Information

The system is suitable for reel diameters 12.2m and below with a combined reel + product weight of 500Te.

  • Hubs driven by hydraulic motor/brake/gearbox drive assemblies with failsafe closed brakes.
  • Track system can be supplied so the towers can move between reels.
  • The unit has failsafe closed walking clamps.
  • Automated clamping system to reduce downtime when moving between reels
  • The raising and lowering of reels is automated to reduce working at height requirements.
  • ESD system for local and remote use.
  • The unit is supplied with dedicated electro-hydraulic powerpack.
  • Ability to interface with other pipelay equipment such as tensioners.
  • Road transportable or can be shipped by container vessel in components.
  • Supplied with quick connect/disconnect hoses.
Mdl Rds500 Datasheet 001 Mdl Rds500 Datasheet 002