... device, explosive and high rate of waste management issues; 4.high reliability and stability. 1. Input voltage: Three- ... oscillation frequency, power factor up to 95% or more; 4. with water, phase, over voltage, over current automatic ... 4 meters8Induction coil31.special make, heating and water, pump distortion min.2.replacement convenient, low cost. concrete owing inner wall hardeing whole set ...