CSS280 Series 3 x 5 280W AC-DC Medical Power Supplies Features Wide Range AC Input Low pro le, Industry Standard Footprint 210W Convection Global Safety Agency Compliance Dual Input Fuses Key Market Segments & Applications /M output connector shown Speci cations Model CSS280 Input Voltage range (1) V 90 - 264VAC (47 - 63Hz) Inrush Current A <60A at 230VAC input, 25C ambient cold start Input Current (115/230VAC) A 3.5 / 2A Power Factor Correction - Meets EN61000-3-2, >0.9 Earth Leakage Current A <100A 264VAC 63Hz Hold Up Time (Typ) ms 10ms at 115VAC input Temperature Coe cient %/C 0.1%/C Total Regulation % 1% (10% for Vsb) Ripple & Noise % 2% peak to peak Overcurrent Protection - 105 - 150% Overvoltage Protection V 104 - 140% of nominal (Cycle input power or activate remote on/o to reset) Overtemperature Protection - Shuts down the power supply. Manual reset by cycling the input or using the remote on/o Remote On/O - Unit on: Floating or high, Unit o : Low Standby Voltage (always on) - +5V 0.5A, 100mV peak to peak ripple Fan Supply - +12V 0.3A E ciency (typical) % 91% Avg. Efficiency (25, 50, 75 & 100% load) 88% Power Draw (in standby mode) W <0.5W Operating Temperature C -20 to +70C derate linearly to 50% load from 50 to 70C Storage Temperature C -20 to +85C Humidity (non condensing) - 10 - 95% RH Cooling - Convection or forced air (18CFM) Withstand Voltage - Input to Ground 1.5kVAC, Input to Output 4kVAC, Output to Ground 1.5kVAC for 4s Isolation Resistance - >100M at 25C & 70%RH, Output to Ground 500VDC 2 Vibration (non operating) - 19.6m/s (10~55Hz:2G Constant, X,Y,Z 60min each.) 2 Shock - < 196.1 m/s (20G) Safety Agency Approvals - UL/EN/IEC60601-1, UL/EN/IEC60950-1, CE Mark. (2 x MOPPS 3rd edition) Conducted & Radiated EMI - EN55011-B, EN55022-B, EN55024-B, FCC Class B Immunity - IEC60601-1-2 Ed4 Weight (Typ) g 350g Size (WxLxH) In (mm) 3 x 5 x 1.18 (76.2 x 127 x 30mm) Warranty yrs Three Years Notes (1) With convection cooling, derate linearly to 190W, from 100VAC TO 90VACCSS280 Series Outline Drawing Model Selector Maximum Maximum Maximum Maximum Output Current Power Current Power Ripple & Model Voltage (V) Convection (A) Convection (W) Forced Air Forced Air Noise CSS280-12 12V 17.5A 210W 23.33A 280W 150mV CSS280-24 24V 8.75A 210W 11.66A 280W 240mV CSS280-28 28V 7.5A 210W 10A 280W 280mV CSS280-48 48V 4.375A 210W 5.83A 280W 300mV CSS280-54 54V 3.88A 210W 5.18A 280W 400mV Options Other Medical Products KM 15 - 40W pcb mount 1 - 3 outputs Su x Description CSS 40 - 500W single output Blank Screw terminal block output connector NV175 175 - 200W 1-4 outputs /J JST output connector NV300 300W 1-4 outputs /M Molex Mini t output conector EFEM 300-400W CFE400M 300-400W (300W convection) For Additional Information, please visit