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S-250H series 250W general switching power supply
▇ Model number and parameters
Model number | S-250H-12 | S-250H-13.5 | S-250H-15 | S-250H-24 | S-250H-27 | S-250H-48 |
DC output voltage | 12V | 13.5V | 15V | 24V | 27V | 48V |
Output voltage error (Note: 2) | ±1% | ±1% | ±1% | ±1% | ±1% | ±1% |
Rated output current | 20A | 18A | 17A | 10A | 9A | 5A |
Output current rage | 0-20A | 0-18A | 0-17A | 0-10A | 0-9A | 0-5A |
Wave and noise (Note: 3) | 75mVp-p | 75mVp-p | 75mVp-p | 75mVp-p | 75mVp-p | 75mVp-p |
Inlets tability (Note: 4) | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
Load stability (Note: 5) | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% |
DC output power | 240W | 243W | 255W | 240W | 243W | 240W |
Effciency | 832% | 83% | 84% | 86% | 856% | 87% |
Adjustable range for DC voltage | 10-13.2V | 12-15V | 13.5-18V | 20-26.4V | 26-32V | 41-56V |
▇ General
Model number | S-250H series |
AC input voltage range | 88-132VAC/176-264VAC, selected by switch, 47-63Hz; 254-370VDC |
Input current | 6A/115V, 3.5A/230V |
AC inrush current | Cold-start current: 20A/115V, 40A/230V |
Leakage current | 3.5mA/240VAC max |
Overload proctection | 105%-150% Type:Foldback current limiting Rest:auto-recovery |
Temperature coefficient | ±0.03%/℃ (0-50℃) |
Setup rise hold up time | 2s, 20ms, 20ms |
Vibration | 10-500HZ,2G 10min/1cycle, Periodfor 60min, Each axes |
Dielectric strength | 1.5KVac, 50/60 Hz for 1 min between input and output 1.5KVac, 50/60 Hz for 1 min between input and enclosure 0.5KVac, 50/60 Hz for 1 min between output and enclosure |
Isolation resistance | 100MΩ min. at 500 VDC |
Working temperature humidity | -10℃-60℃ (Refer to output characteristic figure), 20%-90%RH |
Store temperature humidity | -20℃-85℃, 10%-95%RH |
External dimension | 215x115x50 mm |
Weight | 1.1kg |
Safety standards | UL1950 |
EMC standards | FCC part 15J condition level A |
Note | 1. The testing condition for the above paramenter is: 230VAC input, rated load, 25℃, Humidity 70%RH. 2. Error, include the setting error, line stability and load stability. (Note:5) 3. Wave test: adopting A12 double wire for 20MHZ,and 0.1uF-47uF capacitor short-circuit for interrupting. 4. Inlet voltage stability test: when is over load,the lowest voltage of enter is representative to the highest voltage 5. Load stability test: The load is from 0% to 100%. |
S-250H series general switching power supply mounting dimensions