Model NO.:SBW-30KVA Iron Core Shape:Ring Power Source:Linear Regulated Power Supply Application Range:School Brand:Wenlida Products Specification:10kVA-3600kVA Insulated Strength:2000V, 1min Does Not Have The Puncture Insulated Electric Resistance:≥2mΩ Efficiency:≥98% Working Frequency:50~60Hz Ambient Temperature:-15ºC~+45ºC Relative Humidity:≤90% Altitude:<1000m Stabilizing Accuracy:±1% ~5% Input Voltage:380V / 400V / 440V / 480V (Can Be Customized) Transport Package:Non-Fumigation Wooden Case Trademark:WENLIDA Origin:China HS Code:8504401990 Production Capacity:20000PCS/M