Growatt is an inverter brand from China .Growatt has launced this model 3kW-BL of series SPA-TL-BL which is of Storage Tower/ AC Coupled/ Retrofit.It means this model is designed to work with an energy storage battery but cannot connect directly to solar panels.This model has an in build battery bank of 5-50kWhr for supplying energy to the household load including EV and residential Heat Pumps
The round trip efficiency of this model SPA-TL-BL including charging and discharging losses is 85.2% This 3kW model can be overloaded with loads like aircon motor etc till a maximum of 3.3 kW for period of 0 seconds which is useful to avoid inverter from tripping / switching off.
By 2025 thousands of residential inverters like you together will create a stable national grid. This will result in additional income for the home owner. This series SPA-TL-BL of Growatt cannot enable a national distributed grid while performing advanced Grid-Support Grid forming Functions as a Rooftop Distributed Energy Resource (DER) which is becoming common in developed countriesSuch smart inverters sense the grid (i.e. voltage and frequency) and respond individually in ways that help maintain grid stability rather than just shutting off like tradional solar inverters when voltage or frequency is not matching. Select the best Grid forming residential VPP inverters.
A non Smart solar inverter treats all household loads equally including Electric vehicle. The real time capability of the solar inverter to deliver maximum power to the electric vehicle is called PV Optimised. This model can charge an Electric Vehicle (EV) in a PV optimised or forecast based manner, when solar power should feed the car and not the household loads. Select in website [pathtogreenhomes.com] (pathtogreenhomes.com) the best EV charging solar inverters with feature of PV optimization capability.
This model can manage smart grid ready Heat Pump. A non smart solar inverter treats all household loads including Heat pump equally. The real time capability of the solar inverter is to put insulated heat pump as the last priority as the , through excess solar power for insulated space heating or space cooling .The priority of smart inverters shoud be as follows 1st EV, 2nd household loads , 3rd battery charging and lastly heat pumps. This Growatt model cannot communicate with a smart grid ready Heat Pump nl This model of Growatt inverter seriesSPA-TL-BL is not integrated with reliable 3rd party weather forecasting services. Select in [pathtogreenhomes.com] (pathtogreenhomes.com) the best Heat pump- compatible solar inverter .
The warranty of this inverter model is 5 years and the warranty of the battery is as offered from 3rd party battery supplier Extended warranty may be seperately purchased. PathtoGreenhomes recommends solar inverter to have 12 years+ warranty to at least match product warranty of solar panels