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:
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Safety in Design, Safety Management and Construction Risk Assessments
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In-house concept design preparation including general arrangements, elevations, equipment schedules, project staging diagrams, etc
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Evaluation of existing design packages to propose logical optimisations to client
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Civil / Structural design including earthworks, drainage, roads, foundations, bunds, structures, fencing and buildings
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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
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Overhead power line design up to 500kV using PLS-CADD
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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
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Secondary electrical design including schematics, panel layouts, terminations, material lists, cable schedules for all types of protection and control schemes
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Substation Automation and Control design and configuration for SCADA, HMI, PLC, RTU, IED devices across various protocol
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Telecommunication systems and backbone communications infrastructure design including Microwave radio, SDH, PDH, Pilot, Fibre and legacy systems
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Substation auxiliary systems including DC and AC power supply systems, yard lighting systems and the protection and control cabling requirements