CMH250 XPPOWER | Alldatasheet
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CM H 250 Series AC -D C Pow er Supplies The universal AC input CMH250 provides 250W of convection cooled output power in a 7” x 4” package, over the temperature range -40°C to +50°C with derating to +70°C. Approved for IT and Medical and with a feature set including a 5V/2 A standby output and a range of analog signals, the CMH250 is ideal for a wide range of applications where convection-cooling is desirable.
- 250 W Convection-cooled
- Industry Standard 4 ”x 7”Package
- 80 VAC to 300 VAC Input
- 5V/2A Standby & Signals Set (optional)
- IT & Medical Safety Approvals
- 3 Year Warranty
250 Watts
Dimensions: CMH250: CMH250-C: w w w .xppow er.com 1 Models & Ratings Notes 1. A dd suffix '-01' for 5V/2A standby & analog signal set, e.g. C M H 250P S 12-01 2. A dd suffix '-C ' for covered version, e.g. C M H 250P S 12-C or for covered versions w ith 5V/2A standby & analog signals set add '-01C ', e.g. C M H 250P S 12-01C (D erating w ill be applicable and is under evaluation) 3. A dd suffix '-50' for 5V/2A standby & P M B us signal set, e.g. C M H 250P S 12-50 O utput Voltage 1 O utput C urrent V1 Standby Supply V2 Fan Supply V3 (optional) O utput Pow er M odel N um ber (1 ,2 ,3) 12 V 21.0 A 5.0 V / 2 A 12.0 V / 0.6 A 250 W CMH250PS12 15 V 16.7 A 5.0 V / 2 A 12.0 V / 0.6 A 250 W CMH250PS15 24 V 10.4 A 5.0 V / 2 A 12.0 V / 0.6 A 250 W CMH250PS24 28 V 8.9 A 5.0 V / 2 A 12.0 V / 0.6 A 250 W CMH250PS30 48 V 5.2 A 5.0 V / 2 A 12.0 V / 0.6 A 250 W CMH250PS48 Mechanical Details 4.00 ±0.02 (101.6±0.5) 1.05 (26.6) 1.01 (25.7) 0.83 (21.1) 0.59 (15.1) 0.90 (22.9) 6.20 (157 .5) 0.40 (10.2) 5.20 (132.1) 1.00 (25.4) 1.00 (25.4) 1.57 ±0.02 (39.9 ±0.5) 2.00 (50.8) M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm +VE CON2 -VE CON3 M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm OUTPUT TERMINALS M4 SCREW IN 2 POSITIONS TORQUE TO 8 LBS-IN (90 cNm) MAX. L N E
w w w .xppow er.com 2 AC -D C Pow er Supplies Input Output C haracteristic M inim um Typical M axim um U nits N otes & C onditions Output Voltage 12 48 VDC See Models and Ratings table Initial Set Accuracy ±1 % 50% load, 115/230 VAC Output Voltage Adjustment ±10 % Minimum Load 0A Start Up Delay 1.0 2.0 s 115/230 VAC full load from input AC turn on Hold Up Time 20 30 ms 90 VAC Drift ±0.2 % After 20 min warm up Line Regulation 0.5 % Load Regulation 0.5 % T ransient Response <4 % Recovery within 1% in less than 500 µs 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 % Approx. constant current, see fig. 2 characteristic V1 Short Circuit Protection Shutdown and auto recovery T emperature Coefficient 0.05 %/˚C Overtemperature Protection Shut down & auto recovery C haracteristic M inim um Typical M axim um U nits N otes & C onditions 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 >0.95 EN61000-3-2 class A compliant EN61000-3-2 class C for loads ≥50% Input Current - Full Load 2.6/1.3 A 115/230 VAC No Load Input Power
1.3 W All models, when optional inhibit activated
3.7 W CMH250PS12 - 115V AC
4.2 W CMH250PS12 - 230V AC
4.0 W CMH250PS24 - 115V AC
4.8 W CMH250PS24 - 230V AC
3.5 W CMH250PS48 - 115V AC
3.0 W CMH250PS48 - 230V AC
Inrush Current 30 40 A 230 VAC Earth Leakage Current 100/200 250 µA T yp. 115/230 VAC 50 Hz, Max 264 VAC 60 Hz Input Protection F10 A/250 V internal fuse in both AC lines Input Voltage Derating Figure 1 Overload Characteristics Figure 2 225 200 150 175 250 80 85 Input Voltage (VAC) Output Power (W) 275 90 264 300
5 Seconds Maximum
Current (A) Typical overload characteristic curve for CMH250PS12 Current limit adjustable via PMBus control Voltage (V) 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00
w w w .xppow er.com AC -D C Pow er Supplies General C haracteristic M inim um Typical M axim um U nits N otes & C onditions Efficiency 89 % 230 VAC full load Isolation: Input to Output Input to Ground Output to Ground
4000 VAC 2 x MOPP
1500 VAC 1 X MOPP
500 VDC
Power Density 5.7 W/in 3 Mean Time Between Failure 203 kHrs MIL-HDBK-217F , Notice 2 +25 °C GB Weight 2.02 (919) lb (g) CMH250PSxx 2.36 (1072) CMH250PSxx-C Efficiency Vs Load Figure 2
12 V Models
24 V Models
48 V Models
0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency 115V 230V 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency 115V 230V 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 20% 30% 40% 50% 60% 70% 80% 90% 100% Efficiency 115V 230V
- + - + - + - + V1 Output V1 Output V1 Output - Sense - Sense + Sense + Sense - Sense + Sense Current Share Current Share Pin 9 CMH250PSXX (1) CMH250PSXX (2) CMH250PSXX (3) Load AC OK Collector Pin 11 AC OK Emitter Pin 8 (-sense) POWER SUPPLY Transistor On (<0.8 V): AC OK Transistor Off (>4.5 V): AC NOT OK J2 Logic Connector 1 K
5 V Standby
Pin 8 (-sense) CM H 250 Series w w w .xppow er.com 4 AC -D C Pow er Supplies Signals & Controls - Optional C haracteristic N otes & C onditions Remote Sense Compensates for 0.5 V total voltage drop. Also fitted to standard version.
5 V Standby Supply (V2) 5 V/2 A supply, always present when AC supplied
Optional 12 V Fan Supply (V3) 12 V/0.6 A supply, present when AC supplied, inhibit turns supply off. Also fitted to standard version. AC OK/Power Fail AC OK is an open collector transistor, referenced to negative sense, providing a minimum of 3 ms warning of loss of output regulation. The transistor is normally off when AC is healthy. See fig. 5. Inhibit The inhibit high pin should be pulled below 0.4 V to switch V1 & V Aux (V2) off. Open circuit or 2-8 V maximum to switch the output on. See fig. 6. Current Share Connecting pin 9 (-01 models) of like voltage units (3 maximum) will force the current to share between the outputs. Units share current within 10% of each other at full load. See fig. 7. I2C The I 2C compatible interface can be added to the CMH250 and is used for monitoring the unit output voltage, current, internal temperature and other data points. Adjustment of the output voltage and current limit set point and identification of the unit model number and serial number are also possible. Contact sales for details. Figure 5 Power Fail Figure 6 Inhibit (High) Parallel & Current Share Environmental C haracteristic M inim um Typical M axim um U nits N otes & C onditions Operating T emperature -40 +70 °C See derating curve, fig.8. and Thermal Considerations on page 8. Storage T emperature -40 +85 °C Cooling Convection-cooled Humidity 95 %RH Non-condensing Operating Altitude 5000 m Inform ation Technology
4000 M edical
Shock ±3 x 30g shocks in each plane, total 18 shocks. 30g = 11ms (±0.5msec), half sine. Conforms to EN60068-2-27 & EN60068-2-47 Vibration Single axis 10 - 500 Hz at 2g sweep and endurance at resonance in all 3 planes. Conforms to EN60068-2-6 -40 -20 0 +70 +50 100 Ambient Temperature (º C) Some specification parameters may not be met Output Load (%) Figure 8 Temperature Derating Curve Figure 7 Signal O ptions Model Remote Sense Aux Supply V2 5 V Standby V3 AC OK/Power Fail Inhibit V1 & V Fan Current Share PMBus CMH250PSXX P P CMH250PSXX-01 P P P P P P CMH250PSXX-50 P P P P
w w w .xppow er.com 5 AC -D C Pow er Supplies EMC: Emissions Phenom enon Standard Test Level N otes & C onditions Conducted EN55022/11 Class B Radiated EN55022/11 Class A Class B With 2 turns Wurth 742 700 56 core or similar on AC input cable Harmonic Current EN61000-3-2 Class A All models Class C ≥50% load Safety Approvals EMC: Immunity Safety Agency Safety Standard N otes & C onditions C B R eport IEC 60950-1 Ed 2 Inform ation Technology IEC 60601 -1 Ed 3 Including R isk M anagem ent M edical U L U L60950-1 , C SA 22.2 N o.60950-1 -1 :08 Inform ation Technology ANSI/AAMI ES60601-1:2005 & CSA C22.2, No.60601-1:08 M edical TU V EN60950-1 Inform ation Technology EN60601-1/A12:2006 M edical C E LVD & R oH S Equipm ent Protection C lass C lass I See safety agency conditions of acceptibility for details M eans of Protection C ategory Primary to Secondary 2 x MOPP (Means of Patient Protection) IEC60601-1 Ed 3 Primary to Earth 1 x MOPP (Means of Patient Protection) Secondary to Earth N/A Phenom enon Standard Test Level C riteria N otes & C onditions Low Voltage PSU EMC EN61204-3 High severity level as below Radiated EN61000-4-3 3A EFT EN61000-4-4 3A Surges EN61000-4-5 Installation class 3 A Conducted EN61000-4-6 3A Dips and Interruptions EN55024 (100 VAC) Int >95% (0 VAC), 8.3ms A Dip 30% (70 VAC), 416ms B Int >95% (0 VAC), 4160ms B EN55024 (240 VAC) Int >95% (0 VAC), 10.0ms A Dip 30% (168 VAC), 500ms B Int >95% (0 VAC), 5000ms B EN60601-1-2 (100 VAC) Int >95% (0 VAC), 10.0ms A Dip 60% (40 VAC), 100ms A Derate output power to 85 W Dip 30% (70 VAC), 500ms A Int >95% (0 VAC), 5000ms B EN60601-1-2 (240 VAC) Int >95% (0 VAC), 10.0ms A Dip 60% (96 VAC), 100ms A Dip 30% (168 VAC), 500ms A Int >95% (0 VAC), 5000ms B
w w w .xppow er.com AC -D C Pow er Supplies Mechanical Details 1. Dimensions shown in inches (mm). Notes Input C onnector C O N 1 Pin Function
1 Line
2 Neutral
3 Earth
CMH250PSxx-01,-50 (Standby & Signals Option) O utput C onnector CON2 +V1 CON3 -V1 Signals C onnector C O N 5 1 -VE Standby V2 2 -VE Standby V2 3 +VE Standby V2 4 +VE Standby V2 5 +VE Fan Supply V3 6 -VE Fan Supply V3 7 +VE Sense 8 - VE Sense
9 Current Share
10 Inhibit
11 Power Fail
12 N/C
4.00 ±0.02 (101.6±0.5) 1.05 (26.6) 1.01 (25.7) 0.83 (21.1) 0.59 (15.1) 0.90 (22.9) 6.20 (157 .5) 0.40 (10.2) 5.20 (132.1) 1.00 (25.4) 1.00 (25.4) 1.57 ±0.02 (39.9 ±0.5) 2.00 (50.8) M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm +VE CON2 -VE CON3 M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm OUTPUT TERMINALS M4 SCREW IN 2 POSITIONS TORQUE TO 8 LBS-IN (90 cNm) MAX. L N E MATING HALF - p/n JST PHDR-12VS CONTACT - 26-22 AWG p/n JST SPHD-001T -P0.5 SIGNALS CONNECTOR 4.00 ±0.02 (101.6±0.5) 1.05 (26.6) 1.01 (25.7) 0.83 (21.1) 0.59 (15.1) 0.90 (22.9) 0.90 (157 .5) 0.40 (10.2) 5.20 (132.1) 1.00 (25.4) 1.00 (25.4) 1.57 ±0.02 (39.9 ±0.5) 2.00 (50.8) L N E +VE CON2 OUTPUT TERMINALS M4 SCREW IN 2 POSITIONS TORQUE TO 8 LBS-IN (90 cNm) MAX. -VE CON3 A M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm CON 5 PIN 11. PIN 12. PIN 2. PIN 1.
w w w .xppow er.com AC -D C Pow er Supplies Mechanical Details 1. Dimensions shown in inches (mm). Notes CMH250PSxx-C (Covered) CMH250PSxx-01C,-50C (Covered Standby Option) L N E +VE CON2 OUTPUT TERMINALS M4 SCREW IN 2 POSITIONS TORQUE TO 8 LBS-IN (90 cNm) MAX. -VE CON3 M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm 4.06 ±0.02 (103.1 ±0.5) 1.92 ±0.02 (48.9 ±0.5) 1.11 (28.1) 1.01 (25.7) 0.83 (21.1) 0.59 (15.1) 1.06 (26.9) 2.00 (50.8) L N E A MATING HALF - p/n JST PHDR-12VS CONTACT - 26-22 AWG p/n JST SPHD-001T -P0.5 SIGNALS CONNECTOR DETAIL A PIN 11. PIN 12. PIN 2. PIN 1. +VE CON2 OUTPUT TERMINALS M4 SCREW IN 2 POSITIONS TORQUE TO 8 LBS-IN (90 cNm) MAX. -VE CON3 M3 MOUNTING HOLES IN 4 POSITIONS. MAX PENETRATION 2.5mm 4.12 ±0.02 (104.6 ±0.5) 1.92 ±0.02 (48.9 ±0.5) 1.05 (26.6) 1.01 (25.7) 0.83 (21.1) 0.59 (15.1) 1.06 (26.9) 2.00 (50.8) Input C onnector C O N 1 Pin Function Signals C onnector C O N 5 1 -VE Standby V3 2 -VE Standby V3 3 +VE Standby V3 4 +VE Standby V3 5 +VE Aux V2 6 -VE Aux V2 7 +VE Sense 8 - VE Sense
w w w .xppow er.com 11 June 15 AC -D C Pow er Supplies Estimated Service Life vs Component Temperature In order to ensure safe operation of the PSU in the end-use equipment, the temperature of the components listed in the table below must not be exceeded. T emperature should be monitored using K type thermocouples placed on the hottest part of the component (out of direct air flow). See below for component locations. The estimated service life of the CMH250 Series is determined by the cooling arrangements and load conditions experienced in the end application. Due to the uncertain nature of the end application this estimated service life is based on the actual measured temperature of a key capacitors with in the product when installed by the end application. The worst case of the two figures should be taken as the indicative service life in 24/7 operation. The graph below expresses the estimated lifetime of a given component temperature and assumes continuous operation at this temperature. Tem perature M easurem ents (At Am bient 50 °C ) C om ponent M ax Tem perature °C PFC 1 C oil 1 20 ° C T1 C oil 1 20 ° C C 5 1 05 ° C C 3 1 05 ° C Thermal Considerations Service Life (Underneath) PFC1 C5 C5 T emperature (°C) Lifetime (Hrs) 20000 40000 60000 80000 100000 120000 140000 160000 180000 105 95 85 75 65 55 C3 T emperature (°C) Lifetime (Hrs) 50000 100000 150000 200000 250000 105 95 85 75 65 55