2 AXIS TRACKER TECHNICAL DATASHEET

Tracker 1 axis

Tracker 2 axis

Principal rotation axis G1 = + / - 55º North - South Horizontal axis

Secondary rotation axis G2 = 0 / 45º East - West Tilted axis

Control System Tracking System

Master PLC which communicates with a series of slaves PLC´s using a protocol designed by ERCAM. System free of shadows using a back tracking algorithm PLC astronomic programming

Solar modules per beam

Total length of Panel Frames

Maximum number of consecutive beams

12, 16 solar modules (depending on external dimensions) up to 6.4 meters ( 251 . 97 in)

up to 10 beams ( depending on field slope)

Internal Communication External Communication

Standard electrical wiring between PLC master and slaves using ERCAM_ BU S protocol

The master PLC has Ethernet interface making easy to monitoring and actuation on the trackers

Beam weight

Aprox. 446 Kg (983 lb) fu ll equipped without panels

Solar Tracker max. height 6000 mm (236.22 in) for maximum inclination angle

(G1 = + / - 55 º and G2 = 0 / 45 º )

Monitoring - Tracker Control (Real & theoretical posit ion) .Standard - Inverter Production .ERCAM development under demand - Speed wind monitoring. Software under demand

Principal and Secondary axis drives

Hydraulic lineal actuator

Protections

- Electrical over current protection for control system - High wind speed protection system (Programmable)

Hydraulic Pump (1 per tracker)

Power 0.375 Kw, monofasic 220/ 110 Volts AC

Master control box Fully wired IP 65 .Capable to control up to 25 trackers

Principal Structure Hot dip galvanized steel according to ISO 1461

Slave control box Fully wired IP 65

Solar modules structure Aluminium 6061 T6

Defense position Horizontal positioning at speed upper 60 Km/h (37.28 mph)

Screws Hot dip galvanized steel and/ or steel with anti corrosion

high resistance surface treatment.

CE marking

Complies with the principal design, calculus and safety European standards

Foundation

Footings, typically 0.5 x 1 meter (19.69 x 39.37 in) and 2 m (78.74 in) deep

Guarantee

Up to 3 years on parts, extendable under contract

ERCAM USA ErcamSo lar Tracking System, Inc. 230 California St, 5 th floor. San Francisco-California, USA Contact name : Adrian Inchaurza +1 415 640 1058 ercamtrackers@ercamtrackers.com

P. I. Cabanilla s Nº 1 Parcela 1, nave nº 66 C/ Frco. de Medina y Mendoza 19171 Guadalajara - Spain Tfn: + 34 949 20 17 26 Fax: + 34 949 20 06 99 www.ercam.es