Metal Case — 120~480W Slim Wide Input Range / 480~960W Slim 3-phase Features • AC input range: WDR- Single and two phase, 180~550VAC wide input TDR - Three phase, 340~550VAC input • Width only 110mm for TDR-960; 85.5mm for TDR-480 • Built-in active PFC function (except for WDR-120) • High efficiency up to 94.5% • Protections: Short circuit / Overload / Over voltage / Over temperature • Built-in constant current limiting circuit • Cooling by free air convection • Working temperature: -30~+70oC • Can be installed on DIN rail TS-35/7.5 or 15 • Built-in DC OK relay contact (optional for TDR-480) • Current sharing up to 3840W(3+1) for TDR-960 • 1 Years warranty