01
SLDC Data Connectivity
Establishing and hardening the telemetry path from substations, generators and renewable pooling stations to the State Load Despatch Centre SCADA/EMS.
- RTU / gateway supply, panel design and installation at the remote end
- IEC 60870-5-104 configuration, point-list mapping to SLDC master
- Communication over MPLS, VSAT or leased line with redundancy
- Availability monitoring and data-quality reporting
| Primary protocol | IEC 60870-5-104 |
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| Also used | IEC 101, ICCP/TASE.2, Modbus |
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| Products | IEC 104 RTU, SCADA Gateway |
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| Deliverables | FAT/SAT, point list, as-built, O&M manual |
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02
Windmill SCADA
Farm-level monitoring and control for wind generation — turbine SCADA aggregation, met-mast data, curtailment control and grid-code / SLDC reporting.
- WTG data acquisition from multiple OEM controllers
- Active power curtailment and reactive power / voltage set-points
- Pooling substation RTU and uplink to grid operator
- Energy accounting, availability and PLF dashboards
| Field protocols | Modbus TCP/RTU, OPC, OEM APIs |
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| Uplink | IEC 60870-5-104 to SLDC/RLDC |
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| Products | IEC 104 RTU, SCADA Gateway |
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| Deliverables | HMI, curtailment logic, compliance reports |
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03
Solar SCADA
Utility-scale PV plant SCADA with Power Plant Controller integration for grid-code compliant active and reactive power control.
- Inverter, SMB, tracker, WMS and energy-meter acquisition
- PPC set-point following: P, Q, PF, voltage; ramp-rate control
- Plant HMI, alarms, trends and automatic generation reports
- RTU uplink to SLDC and owner NOC
| Field protocols | Modbus TCP/RTU, IEC 61850, DNP3 |
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| Uplink | IEC 60870-5-104, DNP3 |
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| Products | IEC 104 RTU, DNP3 RTU, SCADA Gateway |
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| Deliverables | PPC logic, SCADA DB, reporting, O&M manual |
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04
Substation SCADA-SAS
Complete Substation Automation System on an IEC 61850 station bus — bay control, station HMI, interlocking and control-centre gateway, for AIS and GIS substations.
- Bay controllers, station HMI/SCADA, engineering & SCL management
- Station-wide interlocking, synchro-check, auto-changeover
- Protection integration via IEC 61850 / IEC 103
- Redundant gateway to SLDC over IEC 104; disturbance record collection
| Station bus | IEC 61850 Ed.1 / Ed.2 (MMS, GOOSE) |
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| Uplink | IEC 60870-5-104, ICCP option |
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| Products | IEC 61850 RTU, IEC 103 RTU, SCADA Gateway |
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| Deliverables | SCD, FAT/SAT, interlocking schema, O&M manual |
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05
SMART Grid Automation
Distribution automation for self-healing networks — feeder RTUs, RMUs, auto-reclosers, sectionalisers and FLISR logic integrated with DMS/ADMS.
- Feeder Remote Terminal Units and FRTU panel supply
- FLISR (fault location, isolation, service restoration) schemes
- Distribution transformer and RMU monitoring
- DNP3 / IEC 104 integration to DMS/ADMS and outage management
| Primary protocols | DNP3, IEC 60870-5-104 |
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| Field side | Modbus, IEC 101/103, I/O |
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| Products | DNP3 RTU, IEC 104 RTU |
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| Deliverables | Automation logic, comms design, O&M manual |
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06
SMART Grid GIS Automation
Keeping the electrical network model and the geographic information system in step — so operators, planners and field crews work from one source of truth.
- GIS ↔ SCADA/DMS network model synchronisation (CIM-based)
- Spatially accurate single-line diagrams and connectivity model
- Outage visualisation and crew despatch on the map
- As-built feedback loop from field survey and mobile apps
| Interfaces | CIM/XML, GIS APIs, IEC 104 telemetry |
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| Integrates with | DMS/ADMS, OMS, asset register |
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| Products | SCADA Gateway, IEC 104 RTU |
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| Deliverables | Model mapping, sync service, data-quality report |
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07
SAS Automation
Substation Automation System delivery as a specialism — greenfield builds and live retrofits, with a strong focus on protection integration, redundancy and testing.
- System architecture, redundancy (PRP/HSR) and time-sync design
- Multi-vendor IED integration and GOOSE-based schemes
- Retrofit onto energised substations with staged cutover
- Full FAT and SAT with simulation and documented test cases
| Standards | IEC 61850, IEC 60870-5, IEEE 1588 |
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| Uplink | IEC 60870-5-104 to control centre |
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| Products | IEC 61850 RTU, IEC 103 RTU, SCADA Gateway |
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| Deliverables | Design pack, SCD, FAT/SAT reports, O&M manual |
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