Understanding our clients delivery expectations, design standards and safety rules is our priority.
Zinfra’s multi-discipline design team provides a single interface for complicated and technically challenging brownfield and greenfield High Voltage substation and transmission line projects.
Zinfra and its design partners have specialist capability in the following:
Safety in Design, Safety Management and Construction Risk Assessments
In-house concept design preparation including general arrangements, elevations, equipment schedules, project staging diagrams, etc
Evaluation of existing design packages to propose logical optimisations to client
Civil / Structural design including earthworks, drainage, roads, foundations, bunds, structures, fencing and buildings
Primary electrical design services including load flow and fault studies, earthing, insulation coordination, electromagnetic interference, lightning protection, switchyard lighting, layouts, elevations, bill of materials and cable schedules
Overhead power line design up to 500kV using PLS-CADD
Power system load flow calculations, fault level calculations and determination of protection settings. Configuration files for traditional protection schemes, combined protection and control schemes and IEC61850 station bus
Secondary electrical design including schematics, panel layouts, terminations, material lists, cable schedules for all types of protection and control schemes
Substation Automation and Control design and configuration for SCADA, HMI, PLC, RTU, IED devices across various protocol
Telecommunication systems and backbone communications infrastructure design including Microwave radio, SDH, PDH, Pilot, Fibre and legacy systems
Substation auxiliary systems including DC and AC power supply systems, yard lighting systems and the protection and control cabling requirements