Welcome Welcome,my friend! Glad to introduce S-250W 250w 24v 7.5a ac dc power module constant voltage power lab power supply,smps . If you have any questions, please don't hesitate to ask me. Company Profile
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s Series
![](https://bsg-i.nbxc.com/uploads/38/f8/0d/6355188232a2700b1e2772513c.jpg) |
![](https://bsg-i.nbxc.com/uploads/76/e9/61/4a624961bf03959866a9255d89.jpg) | 15W~650W |
• Non-PFC, complete protections • Economical medium to high power models with safety certificate •High number of economic type safety with series 3.3V, 5V, 7.5V, 9V, 12V, 15V, 24V, 27V,36V, 48V |
S-15W | S-25W | S-35W | S-40W | S-50W | S-60W |
S-75W | S-100W | S-120W | S-145W | S-150W | S-200W |
S-201W | S-250W | S-300W | S-350W | S-400W | S-500W |
S-600W | S-650W | | | |
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Zhejiang Steady Electronic Technology (Former name:Yueqing shidandi Electric Co., Ltd) is a high-tech enterprise which is engaged in the design, development, production switching power series products. Products have been exported to worldwide, annual volum of export is one million untill 2014. We got many good feedbacks from customers, and cooperating with them also, welcome to any offer and inquiry.
S-250 switching power supply Specification:
![](https://bsg-i.nbxc.com/uploads/1b/46/67/a7fd3e353f392aef3c85ff9c0d.jpg) | Features : • AC input range selectable by switch • Protections:Short circuit/Over load • Forced air cooling by built-in DC fan • 100% full load burn-in test • Fixed switching frequency at 60KHz • Low cost • High reliability • 2 years warranty |
Model | S-250-5 | S-250-12 | S-250-15 | S-250-24 | S-250-27 | S-250-48 |
Output | DC Voltage | 5V | 12V | 15V | 24V | 27V | 48V |
Rated Current | 40A | 18A | 15A | 10A | 9A | 5.2A |
Current Range | 0~40A | 0~18A | 0~15A | 0~10A | 0 ~ 9A | 0 ~ 5.2A |
Rated Power | 200W | 216W | 225W | 240W | 243W | 249.6W |
Ripple & Noise (max.) Note.2 | 80mVp-p | 120mVp-p | 120mVp-p | 120mVp-p | 150mVp-p | 200mVp-p |
Voltage Adj. Range | 4.75~5.5V | 10.8~13.2V | 13.5~16.5V | 21.6~26.4V | 24.3~29.7V | 43.2~52.8V |
Voltage Tolerance Note.3 | ±2.0% | ±1.0% | ±1.0% | ±1.0% | ±1.0% | ±1.0% |
Line Regulation | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
Load Regulation | ±1.0% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
Setup,Rise time | 800ms, 50ms at full load |
Hold time | 19ms at full load |
Input | Voltage Range | 90 ~ 132VAC / 176 ~ 264VAC Selected by switch 248~370VDC |
Frequency Range | 47~63HZ |
Efficiency(Typ.) | 74% | 79% | 80% | 81.5% | 82% | 82% |
AC Current(Typ.) | 4.8A/115VAC 2.8A/230VAC |
Inrush Current (Typ.) | COLD START 45A/230VAC |
Leakage Current | <2mA / 240VAC |
Protection | Over Load | 105 ~ 150% rated output power |
Protection type : Hiccup mode, recovers automatically after fault condition is removed |
Over Voltage | 5.75 ~ 6.75V | 13.8 ~ 16.2V | 17.25 ~ 20.25V | 27.6 ~ 32.4V | | |
Protection type : Hiccup mode, recovers automatically after fault condition is removed |
Environment | Working Temperature | -10 ~ +60°c (Refer to "Derating Curve" ) |
Working Humidity | 20~90% RH Non-condensing |
Storage temp.& humidity | -20~+85°C, 10~95%RH |
Temp. coefficient | ±0.03%/°C (0~50°C) |
Vibration | 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes |
Safety & EMC (Note 4.) | Safety Standards | UL60950-1 approved |
Withstand Voltage | I/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC |
Isolation Resistance | I/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC/ 25°c / 70% RH |
Others | MTBF | 271.9K hrs min. MIL-HDBK-217F (25°c ) |
Dimension | 215*115*50mm (L*W*H) |
Packing | 0.95Kg; 12pcs/12Kg/0.92CUFT |
Note | 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25°c 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. |
![](https://bsg-i.nbxc.com/uploads/3e/61/6e/ff3e4d63f35cfe145146af9130.jpg)
Product Applications • Power tools series: Electric Saw, Drilling Machine, Ginder, Sand blast Machine, Puching Machine,Weeding Machine,Air Compressor etc. • Office series: Computer,Printer,LCD Monitor,Scanning Machine etc. • Household Appliance series: Dust Collector,Fan Lamp or LED ,Sewing Machine etc. • Kitchen Appliance series: Microwave Oven, Fridge, Freezr, Coffemarker etc. • Industrial Equipemnt series: shipping,vehicle,metalhalide lamp,solar system,wind power generation ect. • Electrical filed series: TV,VCRS,Radio ect. Production Line
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Promise & More items Our Promise: Customers satisfaction, provide good quality and reasonable price be to engaged in 100% of us The above sample photos are coming from main production. Thanks and the first cooperation to be expected. How to pay? 1.T/T 30% in advance, T/T 70% before delivery. 2.Others: Paypal, Western union, Money gram, L/C Production cycle: 1. About big order: Our producing capacity is 50,000-80,000pcs each month, your order will according to real producing planning, finished in 2-4 weeks. 2. About sample: if sample do not have stock or it is customize type, we will need 7-21days to ready, include purchaing material, producing time and delivery time. About certificates: If you need UL, TUV, GS, CB, or others certificate in your market, pls tell us, we willing to invest in certificates, and we are able to do, but according to your quantity. What is your MOQ? According to G.W. we will have different MOQ in each models, total G.W. should heavier than 21KGS, because we'll have big discount in delivery freight if G.W. ≥21KGS. More items you may interested, kindly click links: S-350-12( 350W 12V) single output SFS-100-24 (100W 24V) with Waterproof
![](https://bsg-i.nbxc.com/uploads/68/0c/89/99b3f4342ac3f8421ff56734aa.jpg)
MDR-100-24 DIN rail type Adapter (24W 12V) Power Supply 120w12v NES-350-24 (350W 24V)
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WELCOME TO COOPERATE WITH US! S-250W 250w 24v 7.5a ac dc power module constant voltage power lab power supply,smps