... : 1.fireproof, corrosion-proof, insulative and compression-resistant 2.Electric Equipment: Single-phase electricity meter box, with ABS bottom and ... volts, 690 volts,Rated current for 10 volts to 255 volts power supply system,For single-phase electric energy and Dynamic ... 800v insulation Frequency: 50 hz or 60 hzSafety protection grade IP: 301.Material: ABS base and polycarbonate covers2.Suitable to ...