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| PSS320 Series 320 Watt Single Output AC/DC Power Supply FEATURES 2 Year Warranty Low Cost, High Reliability Fixed Switching Frequency Compact Size, Light Weight 100% Full Load Burn-In Tested Cooling Fan ON/OFF Auto Control Built-In EMI Filter, Low Ripple Noise AC Input Range Selectable by Switch Forced Air Cooling by Built-In DC Fan High Efficiency, Low Working Temperature Soft Start Circuit, Limiting AC Surge Current Short Circuit, Overload, Over Voltage, and Over Temperature Protected SPECIFICATIONS: PSS320 Series All specifications are based on 25 C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted. We reserve the right to change specifications based on technological advances. INPUT SPECIFICATIONS Input Voltage Range 88 ~ 132VAC / 176 ~ 264VAC auto switch (248 ~ 370VDC) Input Frequency 47 to 63Hz AC Current (typical) 6A @ 115VAC 3.5A @ 230VAC Inrush Current (typical) 18A @ 115VAC 36A @ 230VAC Leakage Current < 3.5mA @ 240VAC OUTPUT SPECIFICATIONS Output Voltage See Table Output Power See Table Voltage Tolerance (See Note 3) 5V & 7.5V outputs: 2.0%; 12V - 48V outputs: 1.0% Voltage Adjustment Range See Table Line Regulation 0.5% Load Regulation 5V & 7.5V outputs: 1.0%; 12V - 48V outputs: 0.5% Output Current See Table Ripple & Noise (max) (See Note 2) 5V - 24V outputs: 150mVp-p; 27V output: 200mVp-p; 48V output: 240mVp-p Setup, Rise Time 2000ms, 20ms @ full load Hold Up Time (typical) 24ms @ full load Temperature Coefficient 0.03%/C (0 ~ 50C) PROTECTION 105 ~ 135% rated output power Overload Protection Protection Type: Hiccup mode, recovers automatically after fault condition is removed. See Table Over Voltage Protection Protection Type: Hiccup mode, recovers automatically after fault condition is removed. RTH1 65C Fan On, 55C Fan Off, 70C (5 ~ 15V) Fan Control, O.T.P RTH1 70C Fan On, 65C Fan Off, 80C (24 ~ 48V) Protection Type: Hiccup mode, recovers automatically after fault condition is removed. GENERAL SPECIFICATIONS Switching Frequency 90KHz Efficiency See Table Withstand Voltage 3000VAC (Input to Output), 1500VAC (Input to FG), 500VAC (Output to FG) Isolation Resistance 100M/500DC (Input to Output, Input to FG, and Output to FG) ENVIRONMENTAL SPECIFICATIONS Working Temperature -10C to +60C (refer to output load derating curve) Storage Temperature -20C to +85C Working Humidity 20 ~ 90% RH non-condensing Storage Humidity 10 ~ 95% RH Cooling Forced air cooling by built-in DC fan. Vibration 10 ~ 500Hz, 2G 10min./1 cycle, 60min each along X, Y, Z axes. MTBF 188,700 hours min. @ 25C (MIL-HDBK-217F) PHYSICAL SPECIFICATIONS Weight 1080 grams Dimensions 215(L) x 115(W) x 50(H) mm Warranty 2 years SAFETY & EMC Safety Standards UL60950-1 approved o Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 PSS320 Series 320 Watt Single Output AC/DC Power Supply OUTPUT VOLTAGE / CURRENT RATING CHART Model Number PSS-320-5 PSS-320-7.5 PSS-320-12 PSS-320-13.5 PSS-320-15 PSS-320-24 PSS-320-27 PSS-320-48 88 ~ 132 VAC or 176 ~ 264 VAC Input Voltage Output Voltage 5 VDC 7.5 VDC 12 VDC 13.5 VDC 15 VDC 24 VDC 27 VDC 48 VDC Voltage Over Voltage Adjust. Range Protection 4.5 ~ 5.7V 6 ~ 9V 10 ~ 13.2V 12 ~ 15V 13.5 ~ 18V 20 ~ 26.4V 26 ~ 32V 41 ~ 56V 5.75 ~ 6.75V 9.4 ~ 10.9V 13.8 ~ 16.2V 15.5 ~ 18.2V 18 ~ 21V 27.6 ~ 32.4V 33.7 ~ 39.2V 57.6 ~ 67.2V Output Current 50A 36A 25A 22A 20A 12.5A 11A 6.5A Ripple & Noise 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 150mVp-p 200mVp-p 240mVp-p Output Power 250W 270W 300W 297W 300W 300W 297W 312W Efficiency 77% 80% 82% 83% 84% 86% 86% 87% NOTES 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load, and 25C ambient temperature. 2. Ripple & noise are measured at 20MHz bandwidth by using a 12" twisted pair-wire terminated with a 0.1uF& 47uF parallel capacitor. 3. Tolerances include set up tolerance, line regulation, and load regulation. BLOCK DIAGRAM fosc: 90KHz DERATING CURVE STATIC CHARACTERISTICS Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 PSS320 Series 320 Watt Single Output AC/DC Power Supply MECHANICAL DRAWING Unit: mm Terminal Pin No. Assignment Pin No. 1 2 3 4~6 7~9 Assignment AC/L AC/N FG DC OUTPUT (-V) DC OUTPUT (+V) Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 |
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