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Model 122-219 ATR PRECISION
Generals Aspects
| Tracking | Dual-axis starting at 0º in elevation |
| Use for | Concentrated PV Solar |
| Max. Power | Variable depending on efficiency of PV module |
| Capacity | 219 m2 (2 symmetrical panel boards of 105.5 m2) |
| Height from axis to raceway | 4,100 mm |
| Max. Height to raceway | 8,680 mm |
| Diameter of turn | 20,340 mm in the raceway |
| Max. Diameter of turn | 25,543 mm between limits |
| Input voltage | I/III, 50/60 Hz |
Structure
| Material | Steel S275JR / S250GDZ275 / Tube DIN 2458 Grade ST37 |
| Protection | Hot galvanized |
| Joints | Galvanized screws |
| Standard | NBE-EA-95 |
| CE Label | Yes |
| Max. wind speed considered (*) | 122 Km/h at any position |
| Wind speed in stow position | Adjustable |
| Foundation (concrete) | 13.5 m3 with no forms |
| Foundation (steel) | 197 Kg |
| Max slope in raceway | ± 10 mm. |
| Weight (without modules) | 8.219 Kg |
| Installation | Installable by client. It is provided pre-mounted |
| Warranty | 10 years (structure) |
Driving System
| Type | Electrical Motor gears |
| Transmission (azimuth) | Pinion-toothed wheel |
| Transmission (elevation) | Pinion-toothed wheel with spindle |
| Power | 2 x 180 W (elevation) + 1 x 90 W (azimuth) |
| Accuracy | > 0.01 º (Adjustable ) |
| Azimuth range | 360º (from -180º a +180º) |
| Elevation range | 89º (from 1º a +90º). Expandable up to 100º |
| Warranty | 3 years |
Electronics & Control
| Type | PLC controller (one by tracker) |
| Strategy | Mixed. Ephemerid Algorithm and optical sensor |
| Calibration | Adjustable |
| Communications | RS485, GPS (optional) |
| Night position | Adjustable |
| Electrical panel board | Totally wired. Protections included. IP65 |
| Installation | Installable by client. It is provided pre-mounted |
(*)
It is considered in the calculations that wind is a static load with eolic coefficients and unbalance loads established by the Spanish standard NBE-EA-95. It is calculated under that action of the wind in order to withstand even in working position.
