LORENTZ Solar Trackers

LORENTZ Tracking Systems allow high additional energy yields. Dependent on location, increases of up to 40% can be achieved. The control system, serving worldwide for more than 10 years, and the robust mechanics of ETATRACK Tracking Systems guarantee untroubled operation, even under toughest climatic conditions.

ETATRACK 600 Model: ETATRACK 600 Module Surface: 65 ft² Max Power: c. 0.9 kWp Axis: manually adjustable stepwise 0 – 50°

ETATRACK 1000-30 Model: ETATRACK 1000-30 Module Surface: 115 ft² Max Power: c. 1.8 kWp Axis: fixed, 30° (other angles on request)

ETATRACK 1500-A Model: ETATRACK 1500-A Module Surface: 180 ft² Max Power: c. 2.9 kWp Axis: manually adjustable stepwise 0 – 45°

ETATRACK H-1500 Model: ETATRACK H-1500 Module Surface: 180 ft² Max Power: c. 2.9 kWp Axis: fixed, 30°

ETATRACK 2000-A Model: ETATRACK 2000-A Module Surface: 220 ft² Max Power: c. 3.6 kWp Axis: manually adjustable stepwise 0 – 45°

ETATRACK 2500-A-30 Model: ETATRACK 2500-A-30 Module Surface: 290 ft² Max Power: c. 4.6 kWp Axis: fixed, 30° (other angles on request)

ETATRACK Active 1000-30

Module surface of 115 ft², max power installed: c. 1.8 kWp, second axis: fixed, 30° other angles on request

Characteristics

• total module surface up to c. 115 ft²
  
• no failure-prone light sensor
  
• no unnecessary tracking movements
  
• low power consumption (c. 1 kWh/year)
  
• statics according to German and European standards
  
• high reliability and life-expectancy
  
• excellent serviceability
  
• cost-efficient tracking system

Application

• single-axis tracking system for PV modules*
  
• additional energy yield of up to 40 % compared to fixed installations

Design

Tracking Unit

• single-axis tracking system
  
• angle of second axis 30°, fixed (other angles on request)
  
• elevation East-West: 90°
  
• module surface up to c. 34.44 ft²
• max. dimensions of mounted frames (supportive area, installation area PV modules): width: upper row: 11’ 6”, middle row: 8’ 10”, lower row: 5’ 7”, height over all rows: 12’ 2”
  
• frame and supports: steel, hot-dip Zn-coated
  
• screw set: steel, Zn-coated
  
• module clamps made of stainless steel for mounting the PV modules using the holes in the module frame, incl. M6 stainless steel screw kits
  
• suitable for high wind speeds: statics according to German and European standards
  
• suitable for ground level installation
  
• low energy consumption c. 1 kWh/year
  
• maintenance-free

Control

• electronics incl. battery in plastic housing
  
• supply voltage: 12 V DC (nominal voltage) up to 50 Voc (open-circuit voltage), by one of the tracked modules**
  
• stepwise tracking, depending on the daily sunshine duration (length of day)
  
• South position in darkness
  
• synchronisation of multiple units possible
  
• standby mode in periods of low irradiation***

Drive

• DC linear drive
  
• maintenance-free

Foundation

• concrete foundation with steel reinforcement, front foundation min. 3.5 ft³, rear foundation min. 18 ft³
  

Storage & Operating Conditions

• ambient temperature range: –13 °F to +122 °F
  
• daily average ambient humidity: max. 80 %
  
• air salinity: max. 2 µg/m3, or distance from coast: min. 1 km
  
• altitude: –1,300 ft to +10,000 ft MSL
  
• for detailed description of ambient conditions for safe operation, cf. installation manual
  
• designs for other conditions on request

* for framed PV modules according to IEC 61215, UL 1703
** for safe operation in specific system designs, an additional PV
module (5 or 10 Wp) might be necessary, cf. installation manual *** for safe operation, cf. installation manual