End customer

Customer

Project description

Scope

Equipment

Anglo Coal (Isibonelo Colliery Secunda)

Vamp

Audit - commissioning of substation protection

Audit and witness the commissioning of the 132/22kV substation, commissioning 132kV distance protection on OHL

ABB, SEL, Alstom

Anglo Platinum (Mortimer mine)

Dynamic Instruments

Refurbishment of floatation plant

Detailed engineering design of 500V MCC with PLC interface. CAD drawings and documentation

-

Anglogoldashanti

Vamp

Installation of ARC protection

Managed the project for the installation of ARC protection equipment on the main medium voltage switchgear boards at various shafts and gold plants

Vamp

City of Tshwane (electricity department)

ABB

Installation of ARC protection system

Installation of ARC protection equipment on 11kV switchgear at Mamelodi 1, 2 & 3 substations

ABB

City of Johannesburg (City Power)

ABB

Audit protection equipment

Audit, test and calibrate protection equipment at various substations

GEC, ABB, Alstom

City of Johannesburg (City Power)

ABB

Design protection schemes

Detailed designs for the refurbishment of protection schemes for 88kV Delta substation

ABB, Siemens

Consol Glass (Wadeville)

LJ Technologies/Saftronics

Supply heater control for new production line

Detailed engineering design for heater controllers, variable speed drives and PLC interface. CAD drawings and documentation

Saftronics and Siemens S7 PLC’s

Eskom - Arnot power station

ABB

Consult and assist with maintenance functions on steam boiler and turbine process control system (PROCONTROL)

Provide specialist support to C&I maintenance department w.r.t. maintenance issues on the process control system, provide on the job training. Implement process control and SCADA modifications. Fault investigations

ABB PROCONTROL (P13 & P14) ABB / Kent Instruments

Eskom - Matla power station

ABB

Installation and designs

Install new generator protection panels (Unit 3), assist with generator protection designs with regards to plant interface

ABB

Eskom - Camden power station

ABB

Commissioning of ARC protection system

Commissioning of internal ARC protection system on Medium Voltage unit boards, boiler boards and station boards

ABB

Impala Plats (Mineral process - 33kV Furnace)

Marqott

Design protection and control circuits

Design and produce schematic drawings for electrical protection and control circuits on 33kV air insulated switchgear

Alstom, Siemens

Iscor (Vanderbijlpark)

LJ Technologies / RBF / Geecom

Refurbishment - Sinter plant

Detailed engineering, design of motor control center (MCC) and PLC interface, delivered CAD drawings and documentation.

RBF, Rockwell / Allen Bradley

Kelvin Power - power station

Pangaea

Electrical maintenance consultant

Assist with electrical maintenance issues, training, managed transformer restoration project and assisted with budget forecasts

Various

Langer Heinrich Uranium ( Namibia)

Uptime Power

Design standby plant (diesel generator) interface and control sequences

Consult and design new standby plant with regards to interface and control sequences, including low voltage switchgear board, synchronizing and interlocking circuits

InteliSys controller

Metro Rail

ABB

Engineering, test and commissioning

Producing cable schedules, updating drawings, do modifications on site, test and commissioning of new 22/6.6kV incomer at Alliance substation

ABB, Alstom

Portnet (Saldanha)

Dynamic Instruments

Extension of bulk handling plant - Stacker reclaimers and Wagon offloading system

Consulting (electrical distribution). Detailed engineering design of MV switchgear, LV switchgear and PLC interface, Junction boxes (electrical reticulation). Quality assurance and FAT's, CAD drawings and documentation

Alstom, ABB, Siemens and various others

Petronet

Siemens

Various MV and LV electrical designs for Telecontrol Upgrade Phase II <

Electrical consulting, electrical designs, plan site implementation and change over processes. Commissioning of all electrical equipment in a petro-chemical environment

Various but the majority is manufactured by Siemens

SASOL coal (Sigma Colliery - Sasolburg)

Vamp

Refurbishment of protection relays and control circuits

Design, procurement, supervising installation of new protection systems on main medium voltage switchgear board. Testing and commissioning of refurbished equipment.

Vamp, ABB

SASOL Synfuels (Secunda)

ABB / RBF

Install and test ARC protection

Installation of ARC protection system on 11kV Natus switchgear panels and busbar arrangement

ABB, Natus

TATA Steel

Siemens

Design protection and control circuits for MV switchgear

Design and draw protection and control circuits for 33kV GIS and 11kV AIS switch gear

Siemens

Unki mine (Anglo Platinum - Zimbabwe)

Siemens

Design protection and control schemes

Detailed design of secondary protection schemes and control circuits on 132kV substations: OHL impedance, OHL differential, transformer and buszone protection schemes

Siemens

Uptime power

-

Create standard schematic circuits for different generator control schemes and assist with drawing standards

Used CAD programs to create drawing standards as well as standard control circuit drawings for different applications

Various generator control systems