- Industry
- Residential / multi-home solar
- Location
- Greater Vancouver, BC, Canada
- Solution
- Residential rooftop solar PV systems
- Project scope
- Multiple residential properties
- Typical system size
- Approximately 8–15 kW per residence
- Services
- Site inspection, solar design, equipment selection, installation, commissioning and customer support
Homeowners across Greater Vancouver wanted lower power bills and less exposure to rate increases, but no two houses were alike. Different pitches, different tree cover, different panel capacity.
In most cases a family wanted a straight answer about what their own roof could actually produce, not a standard package price.
We built one repeatable process and then customised the system inside it. The same assessment, design, commissioning and handover standard applied to every home, so quality never depended on which crew turned up, while sizing stayed specific to each property.
Every design started from the household's own consumption. Annual usage, roof pitch and orientation, tree and neighbour shading, electrical service capacity and the offset the owner wanted decided each system between 8 and 15 kW.
Inverter architecture was chosen per roof. Homes with clean unshaded planes got string inverters; roofs broken up by dormers, chimneys or heavy shading got microinverters so one shaded module could not drag a whole string down.
Project overview
Redyna Technologies Ltd. developed and implemented residential solar PV solutions for multiple homeowners across the Greater Vancouver area.
Unlike a single large commercial installation, this initiative required Redyna to develop a repeatable engineering and installation methodology that could be adapted to different residential properties, roof configurations, electrical services and homeowner requirements.
Residential site assessment
Each property received an individual site assessment. The engineering team reviewed:
- Roof orientation
- Roof pitch
- Available roof area
- Roof condition
- Shading from trees and neighboring structures
- Electrical service capacity
- Main electrical panel
- Equipment location
- Cable routing
- Roof access
- Safety requirements
Customized solar design
Because residential properties vary significantly, each system was individually designed. The design process considered:
- Annual energy consumption
- Available roof area
- Solar exposure
- Shading
- Electrical capacity
- Desired energy offset
- Future energy requirements
- Homeowner budget
Equipment selection
Depending on the individual project requirements, the systems incorporated:
- High-efficiency monocrystalline PV modules
- String or microinverter architecture
- Rooftop mounting systems
- DC/AC protection
- Disconnect equipment
- Grounding and bonding
- Monitoring systems
Installation
Redyna's installation process included:
- Rooftop layout
- Mounting-system installation
- Solar module installation
- DC wiring
- Inverter installation
- Electrical connections
- Grounding and bonding
- Cable management
- Equipment labeling
- Monitoring setup
Electrical integration
The solar systems were integrated with the existing residential electrical systems. The engineering team coordinated PV electrical configuration, inverter connections, the main electrical service interface, protection devices, disconnects, grounding and monitoring.
The objective was to provide safe and reliable operation while maximizing solar energy utilization within the home.
Testing and commissioning
Each installation underwent commissioning before handover. Testing included:
- Visual inspection
- Module and string verification
- DC polarity checks
- Insulation testing
- Grounding verification
- Inverter commissioning
- Monitoring verification
- Functional testing
Multi-client project advantage
One of the major strengths of the program was Redyna's ability to standardize the overall engineering process while customizing the actual solar system for each property. This approach provided:
- Repeatable site-assessment procedures
- Consistent engineering standards
- Standardized installation practices
- Customized system sizing
- Consistent commissioning procedures
- Simplified customer support
Project outcome
The residential solar program enabled multiple homeowners to generate renewable electricity directly from their properties. The installations provided:
- Reduced dependence on grid electricity
- Increased renewable-energy generation
- Lower potential long-term electricity costs
- Real-time energy-system monitoring
- Increased homeowner energy independence
Redyna's value — one engineering and implementation pathway
- Site inspection
- Energy & solar assessment
- System design
- Equipment selection
- Installation
- Electrical integration
- Testing & commissioning
- Customer handover
8 to 15 kW
System size
Greater Vancouver, BC
Location
Per-home, not packaged
Design