AC-DC Power Supplies GCU500 Series 500 Watts 250 W Convection & 500 W Forced-cooled Ratings 5 V Standby Output Universal 80 - 264 VAC Input IT & Medical Safety Approvals -40 C to +70 C Operation Power Fail, Remote On/Off & Remote Sense Class B Emissions 3 Year Warranty Dimensions: The GCU500 is packaged in a 3.3 x 6.5 x 1.55 package and achieves EN55011/32 Level B conducted emissions compliance whilst maintaining very low earth leakage GCU500: 3.30 x 6.50 x 1.55 (83.8 x 165.1 x 39.3 mm) currents, making it suitable for a wide range of 1U and other industrial, IT and medical GCU500-EF: applications. 3.30 x 8.24 x 1.64 (83.8 x 209.3 x 41.7 mm) The series has single output versions from 12 V to 48 VDC, dual-fusing for compliance with IEC60601-1 and features minimal waste heat as efficiencies reach 93%. The GCU500 delivers up to 500 W of power over an operating range of -40 C to +70 C and offers remote on/off control and power fail signal along with 5 V standby and fan supplies. Models & Ratings Output Current V1 (1) (2) Output Voltage V1 V Standby Output V Fan Output Max Output Power Model Number Forced-cooled & Convection-cooled (3) End Fan Version 12.0 VDC 20.8 A 41.7 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS12 15.0 VDC 16.7 A 33.4 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS15 18.0 VDC 12.5 A 27.8 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS18 24.0 VDC 10.4 A 20.8 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS24 36.0 VDC 6.9 A 13.9 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS36 48.0 VDC 5.2 A 10.4 A 5.0 VDC/0.2 A 12.0 VDC/0.5 A 500 W GCU500PS48 Notes 1. Overall Vfan tolerance 10.8-13.2 V 3. Forced cooling requires 10CFM. 2. For end fan version add suffix -EF to model number. Summary Characteristic Minimum Typical Maximum Units Notes & Conditions Input Voltage - Operating 80 115/230 264 VAC Derate output power <90 VAC. See fig 1, 300 VAC for 5 s 1 115 VAC (when inhibited) No Load Input Power W 6 230 VAC Efficiency 92 % 230 VAC Full load Operating Temperature -40 +70 C See derating curve, fig. 9 & 10 EMC EN55032 Level B Conducted & Radiated IE60950-1, IEC62638-1, EN62368-1, UL62368-1, CSA 22.2 No.6238-1, Safety Approvals IEC60601-1, EN60601-1, ANSI/AAMI ES60601-1, CSA22.2 No.60601-1, LVD & RoHS, Equipment Protection Class I 1.35 (612) U Channel Weight lb (g) 1.65 (748) End Fan www.xppower.com 1AC-DC Power Supplies GCU500 Series Input Characteristic Minimum Typical Maximum Units Notes & Conditions Input Voltage - Operating 80 115/230 264 VAC Derate output power <90 VAC. See fig 1, 300 VAC for 5 s Input Frequency 47 50/60 63 Hz > Power Factor 0.9 230 VAC, 100% load Input Current - Full Load 5.2/2.7 A 115/230 VAC Inrush Current 60 A 264 VAC cold start 25 C 1 115 VAC (when inhibited) No Load Input Power W 6 230 VAC Earth Leakage Current 270 A 264 VAC/60 Hz Input Protection F8A/250V internal fuse in both lines. Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage - V1 12 48 VDC See Models and Ratings table (VStby) (V1) Initial Set Accuracy 1 & 3 % 50% load, 115/230 VAC Output Voltage Adjustment -V1 2 % Via potentiometer. See mech. details, Vfan will track Minimum Load0A No minimum load required Start Up Delay 12 s 115/230 VAC full load Hold Up Time 10 ms 115/230 VAC full load Drift 0.2 % After 20 min warm up Line Regulation 0.5 % 90-264 VAC Load Regulation 0.5 % 0-100% load Recovery within 1% in less than 500 s Transient Response 4% for a 50-75% and 75-50% load step Over/Undershoot 5% Turn On/Turn Off Ripple & Noise - V1 & V Standby 1 % pk-pk 20 MHz bandwidth Overvoltage Protection - V1 110 140 % Vnom DC. Output 1, recycle input to reset 110 150 % I nom V1 - Trip and Restart / Hiccup mode Overload Protection 0.8 1.2 A VStandby - Trip and Restart / Hiccup mode VFan - Reseting. Fuse rated at 1.3 A at 25 C Short Circuit Protection Continuous, no damage Temperature Coefficient 0.02 %/C Overtemperature Protection C Measured internally, auto resetting Remote Sense Compensates for 0.25V per lead, 0.5V total. Input Voltage Derating Curve Figure 1 100 90 85 80 80 85 90 95 100 264 Input Voltage (VAC) www.xppower.com 2 Output Power (%)