الكهرباء الضعيفة تنقص عمر الأجهزة مسببات شائعة.(Frequency) و التردد (voltage) تعتبر تقلبات الجهد الكهربائي Voltage and frequency fluctuations are a common culprit 0 Share This Previous Post← Connecting battery cells is not for amateurs Connecting battery cells is not for amateurs Next PostSolar is the only way forward for Lebanon → Solar is the only way forward for Lebanon You May Also Like . In 12 days, the largest power plant in Lebanon is scheduled to shut down View Post . This is the solar spectrum of the sun (credit to NASA) View Post . A good inverter should have a power factor of almost 1 View Post