1. Please give me some advice for solenoid water valve 220v AC
Is 6mm2 Bonded wire enough ?, or I needs larger ?, what's size I needs ? (In China BC wire size is 4mm2, 6mm2, 10mm2, 16mm2, 25mm2, 35mm2, 50mm2, ... till 500mm2)
2. For safety is two water pump in parallel system, with 2 solenoid...