WRA480 SERIES 3PH AC - DC DIN RAIL MOUNTABLE 480W INDUSTRIAL CONTROL EQUIPMENT FEATURES 3 PHASE AC INPUT VOLTAGE COMPACT DESIGN HIGH EFFICIENCY UP TO 91% PARALLEL FUNCTION AVAILABLE (SWITCH) SELECTION CHART WRA 480 - 24 Wattage 24 : 24V OUT 48 : 48V OUT MODEL LIST INPUT VOLTAGE MODEL NO. OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models OUTPUT CURRENT EFF. (min.) EFF. (typ.) WRA480-24 3o 340~575VAC 480 WATTS + 24 VDC 20A 88% 90% WRA480-48 3o 340~575VAC 480 WATTS + 48 VDC 10A 89% 91% max. max. unit unit SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed GENERAL Conditions Conditions Characteristics min. min. Isolation voltage Input / Output Isolation resistance Input / Output, @ 500VDC 100 Ambient temperature Operating at Vi nom -25 typ. typ. 3,000 o VAC M + 71 o 2.5 o Derating Vi nom, from +61 to +71 C Storage temperature Non operational -25 + 85 Relative humidity Vi nom, Io nom 20 95 Dimension Screw terminal type Cooling Free air convection Case material Metal www.chinfa.com 2008.08.13 L123.6 x W150 x D118.2 C %/ C o C % RH mm [email protected] WRA480 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed INPUT SPECIFICATIONS Characteristics Conditions typ. min. Nominal Voltage *1 unit 1o or 3o 380 / 480 VAC 400 Rated input voltage Io nom Input voltage range Ta min ... Ta max, Io nom Rated input current max. Io nom 500 VAC AC IN 340 575 VAC DC IN 480 820 VDC Vi : 380VAC 1.4 A Vi : 500VAC 1.0 A Line frequency Vi nom, Io nom Inrush current Vi nom, Io nom 20 P. F. C. Vi : 500VAC, Io nom 0.7 47 63 Hz A OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy Conditions (Adjusted before shipment) Vi nom, Io max Minimum load Vi nom Line regulation Io nom, Vi min ...Vi max Load regulation Vi nom, Io min ...Io nom -0 max. unit + 1 % % 0 single mode parallel mode Temperature coefficient Vi nom, Io min Ripple & noise Vi nom, Io nom,BW = 20MHz Hold up time Vi nom, Io nom Voltage trim range Vi nom, Io nom DC ON indicator threshold at start up typ. min. Vi nom, Io nom DC LOW indicator threshold after start up Vi nom, Io nom Parallel operation 0.9 Io max Efficiency Vi nom, Io nom, Po / Pi 1 % 1 % 5 % 0.02 % / oC 100 mV 16 20 24V model ms 22.5 28.5 VDC 48V model 47 56 VDC 24V model 17.6 19.4 VDC 48V model 37 43 VDC 24V model 17.6 19.4 VDC 48V model 37 43 VDC 2 unit Up to 91% CONTROL AND PROTECTION Characteristics Conditions min. typ. max. unit T3.15A / 500VAC internal / phase Input fuse Rated over load protection Vi nom 110 135 % Power Rdy (for 24V model only) Threshold voltage of contact closed(at start up) 17.6 19.4 VDC Electrical isolation 500 Contact rating at 60VDC Over voltage protection Vi nom, Io nom VDC 0.3 A 30 33 V 48V model 60 68 V Continuous Current limited Discontinuous Delay 3S shut-down, After 30S Auto-restart 24V model Output short circuit Vi nom Over temperature Detect on heatsink, shut down O/P voltage, recovers automatically after temperature goes down. 100 110 o C *1. Single phase input is permissible, but output is derated to 75%. www.chinfa.com 2008.08.13 [email protected] WRA480 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed APPROVALS AND STANDARDS UL / cUL UL508 Listed, UL60950-1 Recognized TUV EN60950-1 CE EN61000-6-3, EN55022 class B EN61000-3-2, EN61000-3-3 EN61000-6-2, EN55024 EN61204-3 CIRCUIT SCHEMATIC Block diagram for WRA480 series L1 Fuse1 L2 Fuse2 L3 Fuse3 Vo + X Filter X X Bridge Rectifier Filter P.F.C Circuit Switching Device PWM Controller Y Rectifier Current Detection Opto Isolation Reference & Error Amp. Opto Isolation Over Voltage Detection Filter Vo Single / Parallel Select Vout ADJ. Continuous / Discontinuous M.C.U DC ON DC LOW RDY PHYSICAL CHARACTERISTICS CASE SIZE SCREW TERMINAL TYPE 123.6 x 150 x 118.2 mm (4.87 x 5.91 x 4.65 inches) WEIGHT 1750g DERATING Power out [ % ] 100 75 0 -25 www.chinfa.com 2008.08.13 Temperature [ oC ] 61 71 [email protected] WRA480 SERIES MECHANISM & PIN CONFIGURATION mm [inch] 111.3 [4.38] 6.9 [0.27] 106.6 [4.2] CHINFA 123.60 [4.87] WRA480 Chinfa Electronics ind. Co., Ltd. ISO 9001 Certified L1 L2 L3 5 24 VDC / 20A Single Parallel 3PH 400~500 VAC 1.4 phase 47-63Hz Continuous Discontinuous IND.CONT.EQ. E196362 2JF4 Rdy DC LO DC ON 8 + + 1 4 150.00 [5.91] CONSTRUCTION Easy snap-on mounting onto the DIN-Rail (TS35/7.5 or TS35/15), unit sits safeIy and firmly on the rail. 9,10 RDY C/D S/P INSTALLATION Ventilation / Cooling Normal convection All sides 25mm free space For cooling recommended Connector size range 10-24AWG flexible / solid cable, 8 m/m stripping at cable end recommends PIN ASSIGNMENT Designation PIN NO. Description V+ Positive output terminal 2 V+ Positive output terminal V - Negative output terminal V - Negative output terminal 3 OUT 1 4 Ground this terminal to minimize high-frequency emissions 6 IN 5 L1 Input terminals Input terminals L3 Input terminals 9 RDY RDY A normal open relay contact for DC ON level control (Never connect except 24V model) DC ON Operation indicator LED DC LO DC LOW voltage indicator LED Vout ADJ. Trimmer-potentiometer for Vout adjustment S/P Single / Parallel select switch C/D Continuous / Discontinuous OTHER 10 OUT L2 8 7 www.chinfa.com 2008.08.13 [email protected]