please let me have your official quotation for inverter based on below specification;
On/off grid hybrid solar pure sine wave inverter composed of: All in one solar power solution, combining MPPT charge controller and solar hybrid inverter/charger.
Should be capable of supporting a back-up generator
Should be capable of working in stand-alone mode when the grid fails
Should be capable of charging the batteries with solar power and/or with AC power (inverter/charger) from the utility grid or a genset
Maximum rated output per unit: 12 kW.
Central or string configuration.
Nominal output voltage: 230 V AC
Nominal output current: 17 A per phase
Nominal output frequency: 50 Hz I 60 Hz
MPP tracking of individual PV strings. There must at least be one MPP tracker per 5 kWp PV modules
Automatic power reduction in case of overload (AC side cut-in current)
Nominal battery voltage: 48 VDC
Operating temperature 25C--+50C
Acoustic noise less than 45 dB(A)
Data logging, firmware updates and communications with the system operator;
Inverter EU efficiency or equivalent: min.95% ( on-grid).
Product warranty inclusive of option to extend warranty
Minimum Quality Assurance:
Environmental Protection Rating : IP20
Safety: EN 60335-1, EN 60335-2-29. Emission, Immunity: EN55014-l, EN 55014-2, EN 61000-3-3. UL1741
Anti-islanding and network safety in accordance with VDE AR-N 4105 (when grid connected)
CE-conformity LVD 2006/95/EC and EMCD 2004/108/EC
EN62109-l and EN62109-2:2010