specification 

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The PowerSTAR PS-2012-SL has been designed for Solar Street Lighting applications requiring highly efficient solar power generation capabilities.  This model is rated at 240W solar power input level. 

PowerSTAR utilises Maximum Power Point Tracking (MPPT) techniques to extract maximum possible power from standard PV solar panels.  

Features

• Advanced MPPT control algorithm

• Up to 30% more power from solar cells

• Fully User Configurable

• Ability to save configuration settings on PC

• Rapid regulator upload of saved configuration settings 

• Data Storage for 400 days

• Datalogging of:

          - Amp hours input

          - Amp hours output

          - Maximum battery voltage

          - Minimum battery voltage

          - Time to float 

          - Days to next equalisation

• Export of datalogging information to universal spreadsheet format for further analysis 

• Battery regulation modes:

          - Boost

          - Equalisation

          - Absorption

          - Float

• Lightning induced transient protection

• Solar reverse polarity protection

• Battery reverse polarity protection

• PC Interface via RS232 port

• Easy to use graphic interface

• Moisture resistance PCB (conformally coated)

• Unit dimensions 110 x 107 x 37mm

• Weight 270 grams

Absolute Maximum Ratings

• Maximum voltage across battery terminals  : 25V

• Minimum voltage across battery terminals  : 0V

• Maximum voltage across photovoltaic terminals  : 26V

• Minimum voltage across photovoltaic terminals :  -26V

• Maximum continuous input current from PV array  : 20A

• Maximum continuous input power from PV array : 240W

• Maximum continuous output current to battery :20A

• Maximum continuous output power to battery :240W

• Maximum continuous load output current : 10A

• Maximum continuous load output power : 120W

• Maximum ambient operating temperature ; 60°C

• Minimum ambient operating temperature: -30°C

• Maximum lightning induced spike/terminal pair :100A

• Maximum lightning induced energy across all terminals : 1.8J

Metering Range

• Maximum battery voltage :17V

• Minimum battery voltage : 7V

• Maximum solar voltage : 22V

• Minimum solar voltage : 0V

• Maximum battery current :20A

• Minimum battery current : -10A

Metering Accuracy

• Battery voltage : +/- 2%

• Solar voltage : +/- 2%

• Battery current : +/- 2% and +/- 0.1A

• Amp hours :+/- 2% and +/- 1.5Ah

• Time to float :+/- 5mins

User Settings

• Boost voltage

• Equalisation voltage

• Equalisation hold time

• Equalisation frequency

• Equalisation attempts before returning to normal operation

• Absorption voltage 

• Absorption hold time

• Float voltage 

• Boost return voltage 

• Load disconnect voltage 

• Instantaneous load disconnect

• Load reconnect voltage

• Solar open-circuit connect voltage

• Solar sunset voltage 

• Solar sunset time 

• Solar sunrise voltage

• Solar sunrise time 

• Load on time

• Load on conditions (sunset, before sunrise, external button)

• Load off conditions (timeout, sunrise, external button)

Options

• ·  Temperature compensation

• ·  Discrete load disconnection mode

• ·  Advanced diagnostics for rapid field analysis

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