acdc specification 212 watts ? high power density 10.6 w/in 3 ? industry standard 3 x 5 footprint ? up to 90% efficiency ? 5 v standby & 12 v fan outputs ? remote on/off & power good signal ? 48 vdc input version available (dma212) ? 3 year warranty EMA212 series input input voltage ? 90-264 vac input frequency ? 47-63 hz input current ? 2.2 a max at 115 vac, 1.1 a max at 230 vac inrush current ? 60 a max at 230 vac, cold start at +25 c power factor ? >0.9 typical earth leakage current ? 1.1 ma max 264 vac/50 hz, 500 a typical at 230 vac/50 hz, 290 a typical at 115 vac/60 hz input protection ? internal t5.0 a/250 v fitted in line output output voltage ? see table output voltage trim ? no user adjustment available initial set accuracy ? v1: 1%, v2: 5%, v3: 3% minimum load ? no minimum load required start up delay ? 3 s max start up rise time ? 20 ms max hold up time ? 16 ms min at nominal low line and maximum power drift ? <0.2% after 20 min warm up line regulation ? v1: 0.5%, v2: 2%, v3: 0.5% load regulation ? v1: 1% 0-100% load, v2: 1% 10-100% load, v3: 1% 0-100% load cross regulation ? v2: 10% 10-100% load change on v1 over/undershoot ? <2% max at turn on/off for 12 v models, <5% for 24 v & 48 v models transient response ? <4% max deviation for a 25-75-25% load step. output v1 returns to within 1% in 500 s ripple & noise ? v1 & v3: 1%, v2: 2% pk-pk, 20 mhz bandwidth overvoltage protection ? 115-140% vnom, recycle input to reset (output 1 only) overtemperature ? primary & secondary protection with protection auto recovery overload protection ? 110-140%, auto recovery output 1 short circuit protection ? trip and restart (hiccup mode) temp. coefficient ? 0.05%/c remote on/off ? uncommitted isolated opto-coupler diode, powered diode inhibits the supply current share ? for increased power, up to 3 supplies to share within 10%, derate total output to 90% xppower.com general efficiency ? 88% typical isolation ? 3000 vac input to output, 1500 vac input to ground, 500 vdc output to ground switching frequency ? 80 khz typical for pfc, 100 khz typical for main converter power density ? 10.6 w/in 3 signals ? combined pf & dc ok - open collector referenced to output 0 v, transistor off when ac & output good. pf provides 5 ms warning of loss of output from ac failure. dc ok provides warning of dc output failure. mtbf ? 212 khrs to mil-hdbk-217f, 25 c gb environmental operating temperature ? -10 c to +70 c, derate linearly from +50 c at 2.5%/c to 50% at +70 c cooling ? 12 cfm airflow required (see thermal considerations) operating humidity ? 5-95% rh, non-condensing storage temperature ? -20 c to +85 c operating altitude ? 3000 m shock ? 30 g pk, half sine 6 axes vibration ? 2 g, 5 hz to 500 hz, 3 axes emc & safety emissions ? en55022, level b conducted en55022, level a radiated harmonic currents ? en61000-3-2, class a voltage flicker ? en61000-3-3 eft/burst ? en61000-4-4, level 3 perf criteria a surge ? en61000-4-5, level 3 perf criteria a conducted immunity ? en61000-4-6, 10 vrms, perf criteria a dips & interruptions ? en61000-4-11, 30% 10 ms, 60% 100 ms, 100% 5000 ms perf criteria a, b, b safety approvals ? cb report iec60950-1, csa 22.2 no. 60950-1-03, tuv en60950-1
06-may-09 air flow 12 cfm 5.00 (127.0) 4 x ? 0.14 (3.5) mo unt ing holes safety ea rth - 4 .8 mm faston screw type 6.3 5 mm fas ton type (2) 4.55 (115.6) 0.22 (5.7) cn1 cn3 1 1 5 10 6 2 cn2 +ve -ve cn2 n l 2.55 (64.8) 3.00 (76.2) 1.22 (31.0) 0.06 (1.5) 0.06 (1.5) tr4 t7 c42 c14 tr11 1 2 cn2 acdc EMA212 mechanical details thermal considerations models and ratings max output power (12 cfm air flow) ouput voltage v1 ouput current (12 cfm airflow) fan output v2 standby supply v3 model number (3) 212 w 12.0 vdc 16.7 a 12.0 v/1.0 a 5.0 v/0.1 a EMA212ps12 212 w 24.0 vdc 8.3 a 12.0 v/1.0 a 5.0 v/0.1 a EMA212ps24 205 w 48.0 vdc 4.0 a 12.0 v/1.0 a 5.0 v/0.1 a EMA212ps48 mating connectors: cn1: molex housing 09-50-3031 and crimp 2878. cn3: molex housing 51110-1050 and crimp 50394-8100. 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. see drawing above for component locations. the temperature should be monitored using k type thermocouples placed on the hottest part of the component (out of any direct air flow). see longform datasheet for more information concerning service life. temperature measurements (ambient 50 c) component max continuous temperature c tr4 case 110 c c14 105 c c42 105 c tr11 case 110 c t7 coil 120 c (see thermal considerations) pin connections - cn3 1 +v2 2 v2 return 3 v2 return 4 rof 5 rof return 6 power fail/dc ok 7 current share 8 +v3 9 -v3 10 +v2 pin connections - cn2 1 +v1 2 v1 return notes 1. all dimensions in inches (mm). 2. tolerance: 0.02 (0.5) 3. units supplied with screw terminal (cn2) as standard. for faston type, add suffix -f to the part number. 4. max torque for cn2, 0.2 lbs-in (30 cnm) 5. all 4 mounting positions should be connected to safety earth. 6. the air flow needs to be directed through the power supply within the end application. r ,37 o )25,64 o><+ egiml owjkdhg ha af9101 r hiwg bjsfw mwewuhf ><,>< |
