WRA960 SERIES 3PH AC - DC DIN RAIL MOUNTABLE 960W INDUSTRIAL CONTROL EQUIPMENT FEATURES 3 PHASE AC INPUT VOLTAGE COMPACT DESIGN HIGH EFFICIENCY UP TO 93% PARALLEL FUNCTION SELECTION CHART WRA 960 - 24 Wattage 24 : 24V OUT 48 : 48V OUT MODEL LIST MODEL NO. INPUT VOLTAGE WRA960-24 3o 340~575VAC 960 WATTS WRA960-24L 3o 340~575VAC WRA960-48 3o 340~575VAC OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models OUTPUT CURRENT EFF. (min.) EFF. (typ.) + 24 VDC 40A 90% 92% 960 WATTS + 24 VDC 40A 90% 92% 960 WATTS + 48 VDC 20A 91% 93% max. max. unit unit SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C 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 3,000 VAC M + 71 o 3.5 o o Derating Vi nom, from +61 to +71 C Storage temperature Non operational Relative humidity Vi nom, Io nom Dimension Screw terminal type Cooling Free air convection Case material Metal www.chinfa.com 2008.08.13 typ. typ. -25 + 85 20 95 L125.9 x W275.8 x D118.2 C %/ C o C % RH mm [email protected] WRA960 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed INPUT SPECIFICATIONS Characteristics Conditions typ. min. Nominal Voltage *1 1o or 3o 380 / 480 VAC 400 Rated input voltage Io nom Input voltage range Ta min ... Ta max, Io nom Rated input current Io nom VAC 500 AC IN 340 575 VAC DC IN 480 820 VDC Vi : 380VAC 2.4 A Vi : 500VAC 1.6 A Line frequency Vi nom, Io nom Inrush current Vi nom, Io nom, cold start -24, -48 Models 47 63 -24L Model P. F. C. unit max. Vi : 500VAC, Io nom Hz 30 A 50 A 0.7 OUTPUT SPECIFICATIONS Characteristics Output voltage accuracy (Adjusted before shipment) Conditions 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 1 % single mode 1 % parallel mode 5 % 0.02 % / oC 80 mV Temperature coefficient Vi nom, Io min Ripple & noise Vi nom, Io nom,BW = 20MHz Hold up time Vi nom, Io nom Voltage trim range typ. min. Vi nom, Io nom DC ON indicator threshold at start up Vi nom, Io nom DC LOW indicator threshold after start up Vi nom, Io nom Parallel operation *2 0.9 Io max Efficiency Vi nom, Io nom, Po / Pi 400VAC 14 15 ms 500VAC 28 30 ms 24V model 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 93% CONTROL AND PROTECTION Characteristics Conditions min. typ. max. unit T5A / 500VAC internal / phase Input fuse Rated over load protection Vi nom 110 130 % Power Rdy *2 (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 A Vi nom, Io nom 24V model 30 33 V (Shut down O/P voltage, re-power on to recover) 48V model 60 68 V Output short circuit Vi nom Over temperature Detect on heatsink, shut down O/P voltage, recovers automatically after temperature goes down. *1. Single phase input is permissible, but output is derated to 75%. www.chinfa.com 2008.08.13 VDC 0.3 Current limited 100 110 o C *2. 24L model no this function. [email protected] WRA960 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 WRA960 series L1 Fuse1 L2 Filter Fuse2 L3 Fuse3 Vo + X X Filter Bridge Rectifier Filter P.F.C Circuit Switching Device Rectifier Current Detection Vo - X Reference & Error Amp. PWM Controller Vout ADJ. Y Bias Power Parallel Controller Parallel Output Level Detection DC ON DC LOW RDY PHYSICAL CHARACTERISTICS CASE SIZE SCREW TERMINAL TYPE 125.9 x 275.8 x 118.2 mm (4.96 x 10.86 x 4.65 inches) WEIGHT 3.2kg DERATING Power out [ % ] 100 65 0 -25 www.chinfa.com 2008.08.13 61 Temperature [ oC ] 71 [email protected] WRA960 SERIES MECHANISM & PIN CONFIGURATION mm [inch] 111.30 [4.38] 275.8 [10.86] 6.90 [0.27] 106.60 [4.20] 125.90 [4.96] WRA960 CHINFA Chinfa Electronics ind. Co., Ltd. ISO 9001 Certified R IND.CONT.EQ. E196362 2JF4 CONSTRUCTION Easy snap-on mounting onto the DIN-Rail (TS35/7.5 or TS35/15), unit sits safeIy and firmly on the rail. 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 RDY RDY A normal open relay contact for DC ON level control (Never connect except 24V model) P Parallel PIN for current share 4 G 5 V+ Parallel GEN PIN for current share Positive output terminal V+ Positive output terminal 7 V+ Positive output terminal 8 V - Negative output terminal 9 V - Negative output terminal 10 V - Negative output terminal 6 OUT 1 2 3 Ground this terminal to minimize high-frequency emissions 12 13 IN 11 OTHER 14 L1 Input terminals L2 Input terminals L3 Input terminals DC ON Operation indicator LED DC LO DC LOW voltage indicator LED Vout ADJ. Trimmer-potentiometer for Vout adjustment * WRA960-24L without PIN 1, PIN 2, PIN 3, PIN 4. www.chinfa.com 2008.08.13 [email protected]