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your innovative solution partner
A BalanceD+ tracker for a balanced investment
BalanceD+ Tracker
8.0°
8.0°
Quick Commissioning Four Steps
Scan LOC BarcodeUse GPS barcode reader
1
Upload DataFile processor for network assignment
Addressing plan programmer
2
Comms.SetupRouter addresses configuration and final modbus address assignment
Broadcast command
Network verification
3
ParametrizationCalibration and functional verification of tracking parameters
4
System Features• Self-powered via PV or String connection.
• Centre of gravity to reduce running loads, maintenance costs and self-consumption.
• Single row design halves the number of controllers per site and therewith O&M costs.
• Single row drive through cleaning, capable of washing even and odd rows separately.
• Zigbee wireless reduces installation time and cost.
• Quick Commissioning & backtracking tools.
• Reliable & Safe: encryption available, mesh routing, modbus protocol over air.
• Scan LOC barcode with GPS for fast communication setup.
• Remote monitoring & predictive maintenance. Site availability and behavior pattern reports from anywhere.
• Modular design means no cutting, welding or drilling on site.
• Installation tolerances +/- 50mm on all pile axis and unlimited on pile twist.
Control Modes• Manual: manual operation and emergency stop.
• Automatic: following SCADA instructions and tracking algorithms.
• Sleep: angle suitable for cleaning at night.
• Self-cleaning.
• Low irradiation: moving is limited to save battery due to no direct sunshine.
• Freezing: battery can’t charge below -10 degrees C.
Specifications• DC Capacity up to 36KWp per single row tracker,
depending on PV module power.
• Row length up to 90 modules.
• Tracker type: horizontal single row single-axis centre of gravity tracker.
• Tracking range 120° (± 60°) giving you a better yield.
• Drive 24 VDC slew motor with self-powered Suntrack controller.
• Safety stowing: 12 automated programmable wind and snow stow positions.
• Intelligent backtracking ensures no panel shadowing.
• Wind dampers included for each row.
• Slope 7% East, West, North, South.
• Materials galvanized.
• Bonding: no earthing cables required due to metal bushes.
• Drive through for module cleaning and maintenance.
• Wind design for peak wind speed of 50m/sec.
• Pile installation: in concrete or ramming.
Battery Facts• Battery lasts more than 1 000 hours in
sleep mode. (3Ah and 6Ah available).
• 40 ‘dark’ days. (100% DoC).
• 40 000 cycles ensured.
BalanceD+ TrackerThe BalanceD+ tracker is an investment conscious
single row, centre of gravity design incorporating the
Suntrack self-powered controller. Both the motor and
controller boasts a multi gigawatt global track record
and is IEC 62817 certified. The BalanceD+ tracker both
through design and intelligence makes it a sure and
balanced investment for your project.
Installation Cost Benefits• 25% less piles to install.
• No communication cables to install.
• No power cables to install.
• No self-consumption costs.
• No UPS required.
• Reduced tracking failure costs, only 90 modules per tracker.
• Fewer trenches.
Contact UsT: +27 (0) 41 366 1911 • E: [email protected]
PORT ELIZABETH: 117 Prospect Road, Walmer, Port Elizabeth, South Africa 6065
www.piasolar.com
System Overview
Site Inverter SCADA
Ethernet
Ethernet
NCU-1
Zigbee-RS485
TCU sub-network
NCU-2 NCU-3
Tracker SCADADatalogger + Router
Ethernet – GPRS
Data LoggingTrending
Alarms(SMS, email)
Web BasedData Presentation
Switch-gateway
Internet,LANs
GSM, GPRS,Telephone Modems