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VF-S250-15A Datasheet(PDF) 2 Page - CUI INC |
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VF-S250-15A Datasheet(HTML) 2 Page - CUI INC |
2 / 5 page cui.com date 08/13/2013 │ page 2 of 5 CUI Inc │ SERIES: VF-S250-XXA │ DESCRIPTION: AC-DC POWER SUPPLY INPUT parameter conditions/description min typ max units voltage 90-132/180-264 auto selectable 90/180 132/264 Vac frequency 47 63 Hz current at 110~120 Vac, cold start at 200~240 Vac, cold start 6 3 A A inrush current at 115 Vac, cold start at 230 Vac, cold start 35 70 A A power factor compliant to EN 61000-3-2 class A remote on/off designated as RMSW on the CN1, requires a low signal to inhibit output, hiccup mode OUTPUT parameter conditions/description min typ max units line regulation low line to high line ±1 % load regulation all other outputs ±1 % temperature coefficient 0.25 mV/°C transient response output voltage returns to within 1% in less than 2.5 ms for a 50% load change peak transient does not exceed 5%. start-up time at 120 Vac 1s rise time 0.2 20 ms hold-up time at 120 Vac and 80% of rated maximim load 20 ms adjustability ±5 % power good designated as PG on the CN1, signal goes high 100~500 ms after the output reaches regulation, signal goes low at least 1 ms before loss of regulation fan drive 12 Vdc / 300 mA for external fan PROTECTIONS parameter conditions/description min typ max units over voltage protection AC input needs to be reset to restart the power supply 130 % over current protection automatically recovers 110 140 % short circuit protection short circuit can be continuous, recovers automatically upon removal of short over temperature protection auto recovery 85 °C SAFETY & COMPLIANCE parameter conditions/description min typ max units isolation voltage for 3 seconds at 10 mA max primary to secondary: primary to transformer core: primary to earth chassis: 3,000 1,500 1,500 Vac Vac Vac safety approvals UL 60950-1, CSA C22.2 No. 60950-1, TUV EN 60950-1 and CB EMI/EMC CISPR 22/EN 55022 class B, EN 61000-3-2, 3, EN 61000-4-2, 3, 4, 5, 6, 8, 11, EN 55024 CE marked (LVD) leakage current at 240 Vac, (optional for 500 μA at 240 Vac, 300 μA at 120 Vac) 1.5 mA MTBF according to MIL-HDBK-217 at 30ºC 100,000 hrs RoHS compliant yes For more information, please visit the product page. |
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