WRA960 SERIES 3PH AC - DC DIN RAIL MOUNTABLE POWER SUPPLY INDUSTRIAL CONTROL EQUIPMENT FEATURES ‧3 PHASE AC INPUT VOLTAGE ‧SELV COMPONENTS DESIGN ‧SHORT CIRCUIT PROTECTION ‧INTERNAL INPUT FILTER ‧OVER TEMPERATURE PROTECTION ‧3 YEARS WARRANTY R R H H EN 61558-1 EN 61558-2-16 UL 60950-1 Class I, Div 2 IND. CONT. EQ. UL 508 a EN 60950-1 SELECTION CHART WRA 960 - 24 24 : 24V OUT Wattage 48 : 48V OUT MODEL LIST INPUT VOLTAGE MODEL NO. OUTPUT OUTPUT WATTAGE VOLTAGE Single Output Models OUTPUT CURRENT EFF. (min.) EFF. (typ.) WRA960-24 3o 340~575 VAC 960 WATTS + 24 VDC 40 A 90% 92% WRA960-24L 3o 340~575 VAC 960 WATTS + 24 VDC 40 A 90% 92% WRA960-48 3o 340~575 VAC 960 WATTS + 48 VDC 20 A 91% 93% max. max. unit unit + 71 3.5 + 85 95 ± 0.03 KHz VAC / VDC VAC / VDC VAC / VDC MΩ o C % / oC o C % RH % / oC Hours Hours Hours m mm SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed GENERAL Conditions Conditions Characteristics Switching frequency Isolation voltage Isolation resistance Ambient temperature Derating (see derating curve) Storage temperature Relative humidity Temperature coefficient MTBF Altitude during operation Dimension Cooling Installation position Pollution degree Vi nom, Io nom Input-Output Input-FG Output-FG Input-Output, @ 500VDC Operating at Vi nom Vi nom, from +61 to +71 oC Non operational Vi nom, Io nom Vi nom, Io min Bellcore Issue 6 @40 oC, GB min. min. typ. typ. 52 3,000 / 4,242 1,500 / 2,121 500 / 710 100 -40 -40 20 355,000 380,000 396,000 24V 24L 48V 5,000 L125.9 x W275.8 x D118.8 EN 60950-1 Screw terminal type Free air convection Vertical ( other direction may derating using ) 2 INPUT SPECIFICATIONS Characteristics Nominal voltage *1 Rated input voltage Absolute input max. range Io nom Ta min ... Ta max, Io nom Input current Vi : 400 / 500 VAC, Io nom *1. Single phase input is permissible, but output load is derated to 75% www.chinfa.com 2015.03.11 min. Conditions typ. max. unit 1o or 3 o 380 / 480 VAC AC in DC in 400 340 480 500 575 820 1.72 / 1.5 VAC VAC VDC A [email protected] P1 WRA960 SERIES SPECIFICATION o All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed INPUT SPECIFICATIONS Characteristics Rated input current Line frequency Conditions min. Vi : 340 VAC, Io nom Vi nom, Io nom Inrush current Power dissipation Vi nom, Io nom Leakage current Input-Output typ. max. unit 2.4 63 Hz 47 24V, 48V 30 24V 98 48V 90 Vi : 400 VAC, Io nom 35 Vi nom, Io nom A W W 0.25 mA 3.5 mA max. unit +1 % Input-FG Power factor (Passive) A 0.8 OUTPUT SPECIFICATIONS Characteristics Conditions min. Output voltage accuracy (Adjusted before shipment) Vi nom, Io max 0 Minimum load Line regulation Vi nom Io nom, Vi min ...Vi max Vi nom, Io min ...Io nom 0 Load regulation parallel mode Vi nom, 0.8 Io nom 24V 22.5 48V 47 Rated continuous loading Vi nom 24V Hold up time Vi nom , Io nom Turn on time Vi nom, Io nom with 7000μF CAP Ripple & noise Vi nom, Io nom, BW = 20MHz Power back immunity Vi nom, Io nom Capacitor load Vi nom, Io nom DC ON indicator threshold at start up (Green LED) Vi nom, Io nom DC LOW indicator threshold after start up (Red LED) Vi nom, Io nom Parallel operation *2 0.1 Io min ~ 0.9 Io max Vi nom, Io nom, Po / Pi 24V 35 48V 63 1,000 ms 1,500 ms 150 ms 500 ms 150 ms 2 80 mV VDC VDC μF 24V 17.6 19.4 48V 37 43 VDC VDC 24V 17.6 19.4 VDC 48V 37 43 VDC unit 3 Up to 93%, See model list and typ efficiency curve min. Conditions Input fuse typ. max. unit T5 A / 500 VAC internal / phase Internal surge voltage protection Rated over load protection IEC 61000-4-5 Vi nom (see typ current limited curve) 110 Varistor 135 Power Rdy *2 (for WRA960-24 model only) Threshold voltage of contact closed (at start up) 17.6 19.4 Electrical isolation 500 Vi nom, 0.8 Io nom (Shut-down) 24V 30 48V 60 Output short circuit % VDC VDC Contact rating at 60VDC Over temperature ms 7,000 CONTROL AND PROTECTION Over voltage protection % VDC ms with 7000μF CAP Vi nom, 1~0.5 Io nom Characteristics % 15 Fall time Transient recovery time Efficiency % ±1 ±5 28.5 56 VDC 40 A @ 24Vdc / 33.5 A @ 28.5Vdc Vi nom, Io nom Vi nom, Io nom ±1 20 A @ 48Vdc / 17 A @ 56Vdc 48V Rise time % single mode Voltage trim range Vi nom, Io nom typ. 0.3 A 33 VDC 66 VDC Hiccup mode Detect on heat sink, shut down O/P voltage, recovers automatically after 100 110 o C temperature goes down. Degree of protection IP20 *2. This function is not on 24L model. www.chinfa.com 2015.03.11 [email protected] P2 WRA960 SERIES SPECIFICATION All Specifications Typical At Nominal Line, Full Load, 25oC Unless Otherwise Noticed APPROVALS AND STANDARDS UL / cUL UL 508 Listed UL 60950-1 Recognized ISA 12.12.01(Class I, Division 2, Groups A, B, C and D) TUV EN 60950-1 EN 61558-1, EN 61558-2-16 (meet EN 60204-1) CE EN 61000-6-3, EN 55022 Class B, EN 61000-3-2, EN 61000-3-3 EN 61000-6-2, EN 55024, EN 61000-4-2 Level 4, EN 61000-4-3 Level 3 EN 61000-4-4 Level 4, EN 61000-4-5 L-N Level 3, L / N-FG Level 4 EN 61000-4-6 Level 3, EN 61000-4-8 Level 4, EN 61000-4-11 ENV 50204 Level 2, EN 61204-3 CQC Vibration resistance GB4943.1, GB9254, GB17625.1 meet IEC 60068-2-6 (Mounting on rail : 10-500 Hz, 2G, along X, Y, Z each Axis, 60 min for each Axis ) Shock resistance meet IEC 60068-2-27 (15G, 11ms, 3 Axis, 6 Faces, 3 times for each Face) PHYSICAL CHARACTERISTICS Case size Screw terminal type 125.9 x 275.8 x 118.8 mm (4.96 x 10.86 x 4.68 inches) Case material Weight Metal 3400g Packing 3.68kg ; 6 / 23kg / 2.41CUFT MECHANISM & PIN CONFIGURATION mm [inch] CONSTRUCTION Easy snap-on mounting onto the DIN-Rail (TS35/7.5 or TS35/15), unit sits safeIy and firmly on the rail. 275.8 0 [1 0.8 6] CHINFA Chinfa Electronics ind. Co., Ltd. ISO 9001 Certified IND.CONT.EQ. E196362 2JF4 3PH 400-500VAC 2.2 A phase 47-63 Hz 24 VDC /40A L1 L2 L3 INSTALLATION 125.9 [4.96] WRA960 Rdy P G 111.30 [4.38] 106.60 [4.20] 9.0 [0.35] GENERAL TOLERANCE 0.00[0.00] - 30.00[1.18] ±0.30[0.01] 30.00[1.18] - 120.00[4.72] ±0.50[0.02] 120.00[4.72] - 400.00[15.75] ±0.80[0.03] Ventilation / Cooling Normal convection All sides 25mm free space For cooling recommended Connector size range Input and Rdy, P, G Control : AWG24 - 10 (0.2~4mm2 ), flexible / solid cable Output : AWG20 - 6 (0.5~10mm2 ), flexible / solid cable - Input connector can withstand torque at maximum 9 pound-inches Rdy, P, G control connector can withstand torque at maximum 5.5 pound-inches 8m/m stripping at cable end recommends - Output connector can withstand torque at maximum 15.6 pound-inches 10m/m stripping at cable end recommends Use copper conductors only, 60 / 75oC PIN ASSIGNMENT Designation PIN NO. 3, 4 5 6 7 OUT 1, 2 Negative output terminal V+ Positive output terminal G Parallel GND PIN for current share P RDY Parallel PIN for current share A normal open relay contact for DC ON level control L3 (Never connect except 24V model) Input terminals 8 10 IN 9 11 Description V - L2 L1 Input terminals Input terminals Ground this terminal to minimize high-frequency emissions OTHER 12 DC ON Operation indicator LED DC LO Vout ADJ. DC LOW voltage indicator LED Trimmer-potentiometer for Vout adjustment * WRA960-24L without PIN5~ PIN8 www.chinfa.com 2015.03.11 [email protected] P3 WRA960 SERIES CIRCUIT SCHEMATIC ‧Block diagram for WRA960 series L1 Fuse1 L2 Filter Fuse2 L3 Fuse3 Vo + X Filter X Bridge Rectifier Filter PFC 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(Green LED) DC LOW(Red LED) RDY 1) (Relay Contact) Note: 1) For WRA960-24 Model Only ‧Parallel connection TYP. CURRENT LIMITED CURVE WRA960-24 / 400Vac Output Voltage [ % ] 125 100 75 Entering hiccup mode after 2-5 sec of output overload. Continuous 50 25 0 20 40 60 80 100 120 140 160 180 200 Output Current [ % ] DERATING CURVE TYP. EFFICIENCY CURVE WRA960-24 95 EFFICIENCY [ % ] Power out [ % ] 100 65 Safe Operating Area 90 85 80 500 Vac 400 Vac 75 70 0 -40 www.chinfa.com 2015.03.11 o 61 Temperature [ C ] 71 10 25 50 Power out [ % ] 75 100 [email protected] P4