System Architecture

Off-Grid PV + BESS Design Specifications

Engineered for Kumasi's unique energy requirements and excellent solar conditions.

Solar PV Array

3-5 kWp

Per household baseline capacity

  • High-efficiency panels
  • Optimized for Ghana irradiation
  • 4.5-5.5 kWh/m²/day solar resource

Battery Storage

8-15 kWh

For full overnight autonomy

  • Daily cycling capability
  • 1-2 days autonomy target
  • LFP chemistry recommended

Inverter System

3-5 kVA

Typical residential capacity

  • Hybrid inverter ready
  • Grid-tie optional
  • Pure sine wave output

Smart Management

UtCS LMS

Intelligent load optimization

  • Real-time monitoring
  • Load prioritization
  • Mobile app control
System flow architecture diagram showing energy flowing from a 3-5 kWp Solar PV Array to a 3-5 kVA Hybrid Inverter, into an 8-15 kWh LiFePO4 Battery Bank, and out to 5-12 kWh of Home Loads, with optional generator integration for extended outages.

System Features

  • Critical load prioritization (fridge, lights, connectivity)
  • Smart energy management with mobile monitoring
  • Daily battery cycling optimization
  • Optional generator integration for extended outages
  • Ghana climate-optimized design
  • Professional installation included

Load Priority Management

Smart energy management ensures critical loads are always powered

RefrigerationCritical
100-200W
LightingCritical
50-100W
ConnectivityCritical
20-50W
FansHigh
50-100W
TelevisionMedium
80-150W
CookingMedium
Variable