Power System Services. From Planning to Operation.
MAI Power Systems provides technical support
throughout the lifecycle of electrical power and control systems — from planning and documentation to testing, commissioning, diagnostics and ongoing maintenance.
Electrical Design & Documentation
Planning, documentation and lifecycle support for electrical power and control systems.
- EPLAN Electric P8
- Electrical schematics
- Single-line diagrams
- Control & wiring diagrams
- Panel and cabinet documentation
- Cable, terminal and device documentation
- As-built documentation & revisions
- IEC- and UL-oriented documentation
- Retrofit & modernization documentation


Protection & Control
Protection, control and secondary systems for reliable electrical operation.
- Protective relaying
- Protection & control circuits
- CT / VT circuits
- Relay configuration & settings support
- Interlocking & trip circuits
- Control systems
- Functional testing
- Secondary systems troubleshooting
- Retrofit & modernization support
- PLC & control system support
- I/O and signal troubleshooting
- Control panel modifications & retrofit support
Testing & Commissioning
Verification and
functional testing before electrical equipment
enters or returns to service.
- Commissioning support
- Functional testing
- Secondary injection testing
- Protection relay testing
- CT / VT verification
- Trip circuit testing
- Interlock testing
- Point-to-point & I/O checks
- Equipment startup support
- Acceptance testing support


Power Quality & System Analysis
Measurement and analysis of electrical
systems to identify
disturbances,
performance issues and potential causes of equipment problems.
- Power quality measurements
- Voltage & current monitoring
- Harmonic analysis
- Load measurements
- Event & disturbance recording
- Long-term measurements
- Power quality troubleshooting
- Measurement reports
- Technical data evaluation
Inspection & Maintenance
Condition-based
inspection and
preventive maintenance focused on safety,
availability and
long-term reliability.
- Electrical equipment inspections
- Preventive maintenance
- Switchgear inspections
- Transformer inspections
- Protection system inspections
- Thermal inspections
- Functional checks
- Maintenance testing
- Condition assessment
- Maintenance documentation


Troubleshooting & Technical Support
Systematic fault
investigation and
technical support for complex electrical problems.
- Electrical troubleshooting
- Protection system troubleshooting
- Control system troubleshooting
- Power quality investigations
- Intermittent fault analysis
- Equipment failure investigation
- Existing-system documentation
- Retrofit support
- Root-cause investigation
