... Frequency range;45-65HZ Max. Current:10A(30A),7.5A(20A),5.6A(15A),3.7(10A) Efficiency : >92% Dimensions(W ... Standard voltage;48V Voltage range: 43-59V Current Ratings ;30A,20A,15A,10A Source effect ;≤±0.1% Load effect ; ≤± 0.5 ... % Stabilized voltage precision ; ≤± 0.6% Soft-startup Time ;6s 48V 20A Rectifier Module for Telecom power supply