AC-DC Power Supplies CHD250 Series 250 Watts 250 W Convection-cooled Industry Standard 3x 5Package 80 VAC to 300 VAC Input 5V Standby (optional) <0.5W Standby Power IT & Medical (BF) Safety Approvals Power Fail & Inhibit Signals 3 Year Warranty Dimensions: The universal AC input CHD250 provides 250W of convection cooled output power in a 3 x 5 CHD250: industry standard package, over the temperature range -20C to +50C with derating to +70C. 5.00 x 3.00 x 1.43 (115 x 76 x 36 mm) CHD250-C: Approved for IT and Medical and with a feature set including a 5V standby output, <0.5W input 5.50 x 3.48 x 1.75 (139.7 x 88.5 x 44.4 mm) power when in standby mode, power fail and inhibit signals the CHD250 is ideal for a wide range of applications where fan cooling is not desirable. Models & Ratings Standby Supply V2 (1,2) Output Voltage 1 Output Current V1 Output Power Model Number (optional) 12 V 20.8 A 5.0 V / 0.5 A 250 W CHD250PS12 15 V 16.7 A 5.0 V / 0.5 A 250 W CHD250PS15 24 V 10.4 A 5.0 V / 0.5 A 250 W CHD250PS24 28 V 8.9 A 5.0 V / 0.5 A 250 W CHD250PS28 48 V 5.2 A 5.0 V / 0.5 A 250 W CHD250PS48 Notes 1. Add suffix -C for cover version e.g. CHD250PS24-C (derating will be applicable, see derating curve fig. 8). 2. Add suffix -A for 5 V standby option or -AC for standby and cover options combined, (derating will be applicable, see derating curve fig. 8). Mechanical Details 0.14 (3.5) 5.00 0.02 (127.0 0.51) thru in 4 positions L3 A Output C64 Voltage Input Connector Control CON1 3.00 0.02 2.55 -VE (76.2 0.51) (64.7) 1 C53 2 +VE T1 E Output Terminals M4 Screws in 0.22 0.22 0.92 2 positions. (5.71) (5.71) (23.4) 4.55 (115.5) Torque to 8lbs-in (90 cNm) max. 1.43 0.04 Pin 1 Pin 2 (36.3 1.0) Pin 10 Pin 9 Detail A Signals Connector CON4 10 Way JST B10B-PHDSS Scale 3:1 www.xppower.com 1AC-DC Power Supplies CHD250 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 Input Voltage - Fault Condition 300 VAC 5 seconds max Input Frequency 47 50/60 63 Hz Agency approval, 47-63 Hz Power Factor >0.93 EN61000-3-2 class A compliant Input Current - Full Load 2.4/1.3 A 115/230 VAC 0.5 W All models, when inhibit activated 3.2 W CHD250PS12 - 115V AC 3.1 W CHD250PS12 - 230V AC No Load Input Power 3.8 W CHD250PS24 - 115V AC 3.1 W CHD250PS24 - 230V AC 3.5 W CHD250PS48 - 115V AC 2.8 W CHD250PS48 - 230V AC Inrush Current 20 40 A 264 VAC cold start Earth Leakage Current 85/170 250 A Typ. 115/230 VAC 50 Hz, Max 264 VAC 60 Hz Input Protection 5 A/250 V internal fuse in both AC lines Input Voltage Derating Figure 1 300 250 200 150 100 50 80 85 90 264 300 Input Voltage (VAC) Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage 12 48 VDC See Models and Ratings table Initial Set Accuracy 1 % 50% load, 115/230 VAC Output Voltage Adjustment +5/-4 % Minimum Load 0 A Start Up Delay 1.3 2.0 s 115/230 VAC full load from input AC turn on Hold Up Time 15 ms 90 VAC, full load Drift 0.2 % After 20 min warm up Line Regulation 0.5 % 90-264 VAC at 50% load Load Regulation 0.5 % On V1, from 0-100% load Recovery within 1% in less than 500 s Transient Response <4 % for a 50-75%-50% load change Ripple & Noise 1 % pk-pk 20 MHz bandwidth Overvoltage Protection 115 140 % Vnom DC. Output 1, recycle input to reset Overload Protection 110 150 % Trip & Restart characteristic V1 Short Circuit Protection Shutdown and auto recovery Temperature Coefficient 0.05 %/C Overtemperature Protection Not fitted Patient Leakage Current 83 100 A 264 VAC/60 Hz www.xppower.com 2 Output Power (W) 5 Seconds Maximum