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Single Output Parallel 1000W 48V Switching Power Supply Meanwell RSP 1000 48
Universal AC input / Full range
AC input active surge current limiting
Built-in 5V/0.5A auxiliary power
Built-in active PFC function,PF>0.95
Protections:Short circuit / Overload / Over voltage / Over temperature
Output voltage can be trimmed between 40 - 110% of the rated output voltage
Forced air cooling by built-in DC fan
High power density 10.7w/inch3
1U low profile 41mm
Active current sharing up to 4000w(3+1)(Note.8)
DC OK Signal
Built-in remote ON/OFF control
Built-in remote sense function
3 years warranty
| MODEL | RSP-1000-48 | |
| OUTPUT | DC VOLTAGE | 48V |
| RATED CURRENT | 21A | |
| CURRENT RANGE | 0~21A | |
| RATED POWER | 1008W | |
| RIPPLE & NOISE (max.) Note.2 | 150MVP-P | |
| VOLTAGEADJ.RANGE | 43 ~ 55V | |
| VOLTAGE TOLERANCE Note.3 | ±1.0% | |
| LINEREGULATION | ±0.5% | |
| LOADREGULATION | ±0.5% | |
| SETUP,RISE TIME | 300ms, 50ms at full load | |
| HOLD,TIME(TYP.) | 16ms/230VAC 16ms/115VAC at full load | |
| INPUT | VOLTAGERANGE Note.5 | 90~264VAC 124~370VDC |
| FREQUENCYRANGE | 47~63HZ | |
| POWER FACTOR (Typ.) | 0.95/230VAC 0.98/115VAC at full load | |
| EFFICIENCY (Typ.) | 90% | |
| AC CURRENT (Typ.) | 12A/115AVC 6A/230VAC | |
| INRUSH CURRENT (Typ.) | 25A/115VAC 40A/230VAC | |
| LEAKAGECURRENT | <2.0mA / 240VAC | |
| PROTECTION | OVERLOAD | 105~125%rated output power |
| Protection type : Constant current limiting, recovers automatically after fault condition is removed | ||
| OVER VOLTAGE | 56.6 ~ 66.2V | |
| Protection type : Shut down o/p voltage, re-power on to recover | ||
| OVER TEMPERATURE | 85 °C ± 5 °C (TSW2 ) detect on heatsink of O/P diode; 75 °C ± 5 °C (TSW1 ) detect on heatsink of power transistor | |
| Protection type : Shut down o/p voltage, recovers automatically after temperature goes down | ||
| FUNCTION | AUXILIARY POWER(AUX) | 5V @ 0.5A (+5%, -8%) |
| REMOTE ON/OFF CONTROL Note.6 | Power on : short between on/off(pin6) & -S(pin2) on CN50 Power off : open between on/off(pin6) & -S(pin2) on CN50 | |
| DC OK SIGNAL | The TTL signal out, PSU turn on = 0 ~ 1V ; PSU turn off = 3.3 ~ 5.6V | |
| OUTPUT VOLTAGE TRIM Note.6 | Adjustment of output voltage is possible between 40 ~ 110% of rated output | |
| CURRENT SHARING(CS)Note.7 | Please refer to function manual | |
| ENVIRONMENT | WORKING HUMIDITY | 20 ~ 90% RH non-condensing |
| WORKING TEMP. | -20 ~ +60 °C (Refer to output load derating curve) | |
| STORAGE TEMP HUMIDITY | -40~+85 10~95%RH | |
| TEMPCOEFFICIENT | ±0.02%/ °C (0~50 °C ) | |
| VIBRATION | 10~500HZ,2G 10min/1cycle,60min.each alongX,Y,Zaxes | |
| SAFETY & EMC(Note 4) | WITHSTAND VOLTAGE | I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC |
| ISOLATIONRESISTANCE | I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC/25 °C/70%RH | |
| EMI CONDUCTICN& | Compliance to EN55022 (CISPR22) | |
| RADIATION | ||
| HARMONICCURRENT | Compliance to EN61000-3-2,-3 | |
| EMS IMMUNITY | Compliance to EN61000-4-2,3,4,5,6,8,11; ENV50204, EN55024, EN61000-6-2, EN61204-3, heavy industry level, criteria A | |
| QTHERS | MTBF | 35Khrs min MIL-HDBK-217F(25 °C) |
| DIMENSION | 295*127*41mm (L*W*H) | |
| PACKING | 1.95Kg; 6pcs/12.7Kg/1.15CUFT | |
| NOTE | 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25 of ambient temperature. | |
| 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. | ||
| 3. Tolerance : includes set up tolerance, line regulation and load regulation. | ||
| 4. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets | ||
| EMC directives. | ||
| 5. Derating may be needed under low input voltages. Please check the derating curve for more details. | ||
| 6. The power supply unit will have no output if the shorting connector is not assembled. It contains two shorting wires: one is from on/off(pin6) to -s(pin2) | ||
| and the other is from Vco(pin8) to Vca(pin10). Please refter to function manual for details. | ||
| 7. In parallel connection, maybe only one unit operate if the total output load is less than 5% of rated load condition. | ||
| 8. Please consult MEAN WELL for applications of more units connecting in parallel. | ||
Technology Data:







1.Q:Can I have a sample order firstly ? what's your MOQ limit?
A: Yes, sample order is acceptable. And we do not have MOQ limi.
2.Q:What's about the lead time and shippment?
A: For common type like APV LPV HLG ELG LRS DR MDR series, we have enough stock. Sample Order can be delivered within 2 days, Bulk Order can be delivered within 2~7 days after payment, not common type need 10~35 days after payment, for detail lead time, please contact our sales.
For shipping, we often use DHL, FedEx, UPS, and TNT. And they take 3-5 days to arrive. For bulk order, we recommend to send goods by Air or by Sea to save your transportation cost.
3.Q:How does your factory do regarding quality control?
A: Quality is priority.We always attach great importance to quality controlling for to the very end.Our factory has gained UL,ENEC,PSE,CCC,CB,CE,ErP,SAA etc authentication.


1. What we sell is 100% Genuine Mean Well Power Supply.
2. We are distributors and manufacturers in China.
3.Alibaba assessed 7 years Gold Supplier and 18 years of industry experience.
4.Inspected by the inspection Institution of Bureau Veritas Certification.
5.Price is negotiable if you have large quantity demand
6.100% QC inspection Before Shipping.
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