Marthinusen & Coutts | News 2022
The South African market is steadily recognising Marthinusen & Coutts’ capabilities in the area of restoration and modernisation of old electrical equipment to “as new”
Introduction In early-2020 a large South African petrochemical company asked Marthinusen & Coutts (M&C) to establish the cause of excessive vibration in a 17MW 11kV
Over a period of less than five months Marthinusen & Coutts’ (M&C) recently performed comprehensive repairs to the rotor of an aging 30 MW generator which had failed during operation at Sappi’s Saiccor pulp mill in Umkomaas, KwaZulu-Natal.
Marthinusen & Coutts redesigns and supervises stator rewind of ‘zone certified’ 17MW compressor drive motor
A large local petrochemical company requested Marthinusen & Coutts (M&C) in mid-2021 to take the lead in the redesign and quality management of a stator rewind process for a 17MW compressor drive synchronous motor that had failed during operation.
Marthinusen & Coutts | News 2021
Marthinusen & Coutts (M&C) and ACTOM Turbo Machines recently completed the refurbishment and return to service of the rotating machines forming the heart of SABS’s
M&C technicians are seen working in the large area left inside the stator after removal of the rotor as they install some of several hundred
This composite “before-and-after” picture shows (left) damaged stator windings of one of the alternators sent to M&C to assess and repair, and (right) the same
Armature Winder Shepard Chigwa is shown pulling new conductors through the slots of the rotor of one of the large submersible pump motors repaired recently
Marthinusen & Coutts | News 2020
Meticulous planning underpinned the successful completion by Marthinusen & Coutts of the servicing and pole changes on two of the largest mill motors operating in Africa, at a South African platinum mine. These are ABB gearless mill drives (GMDs) with 17.5MW 60 pole synchronous motors.
Marthinusen & Coutts | News 2019
During the past year Marthinusen & Coutts (M&C) has purchased a wide range of additional equipment for its dedicated Power Generation facility in Benoni to further boost its generator repair and refurbishment capabilities.
Marthinusen & Coutts (M&C) recently completed a comprehensive upgrade and modernisation of its high voltage rotating machines load test facility at its Cleveland, Johannesburg, works.
Marthinusen & Coutts | News 2018
The largest balancing machine in Zambia was recently successfully commissioned at Marthinusen & Coutts’ Zambian operation in Kitwe.
ACTOM Turbo Machines, a division of ACTOM ,recently manufactured high precision impellers and pinions for a large 190 kg/h 20 bar pressure integrally-geared multi-stage centrifugal compressor to replace these components after they had been destroyed when the compressor failed.