Sigma TR2 product image, 3D rendering

Sigma TR2
PV tracking system

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Sigma TR2 product image, 3D rendering
PV tracking systems

Sigma TR2 - Details

Technical details

Tracker type Horizontal single-axis tracked PV system
Module Type All framed mono and bifacial modules
Module Orientation2P/2V (Portrait/Vertical) optional 4L/4H (Landscape/Horizontal)
Flexible strand-optimized design
Up to 240 PV modules per tracker
Bifaciality Optimized for bifacial application based on specifications
the module manufacturer

Mechanical features

Module Inclination± 60°
Wind loadIn motion up to 90 km/h
Up to 260 km/h in safety position
Temperature rangefrom -25°C to +60°C
FoundationPost,
Ground screws,
Concrete foundation
Module mountingaccording to the module manufacturer's installation instructions
on a torsion-resistant frame
DriveDrive based on self-locking linear actuators with
mechanical synchronization

Electrical features & control systems

Power supplyStandard: 400V, 50/60Hz, 0.55 kW per tracker
Optional: 230V, 50/60Hz, 0.55 kW per tracker
Control systemSigma Control®
Decentralized control system on each tracker
Siemens SIMATIC S7 including frequency inverter
Operating modesAstronomical sun tracking with adaptive backtracking with or off-set
to optimize the bifacial yield,
Adaptive wind mode and safety positioning,
Snowmode,
Low lightmode,
HarvestHarvest mode - modules set up on both sides for passage,
Rainmode - continuous angle change during rain showers for
Distribution of the water,
Various Servicesmodes - freely programmable and manual
MonitoringSigma View®
Open interface architecture
Role-based access control
Multi-park monitoring
Sensors2 x tilt sensor with an accuracy of +/-0.5°
Wind sensor - number depends on the topology of the project location
Snow sensor - depending on geography
CommunicationModbus RS485 between field and drive control box;
PROFINET project-wide communication
SCADA interface via Modbus/TCP
Warranties10-year warranty on mechanical components
5-year warranty on the drive system
25 - 50 years stability warranty

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