advance data sheet june 1997 RS0400-series front-end power supplies: 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w features n universal ac input n power-factor correction (meets iec1000-3-2 requirements) n overvoltage and overcurrent protection n overtemperature protection n ul * recognized; csa ? certi?d, vde licensed n ce mark meets 73/23/eec and 93/68/eec directives n redundant parallel operation n remote on/off n active load sharing n remote sense n hot insertion/removal (hot plug) n power fail warning n external voltage control margining n front panel led indicators applications n advanced workstations n midrange computers n file servers n lan/wan applications n raid storage equipment n telecommunications equipment n asynchronous transfer mode equipment description the RS0400-series front-end power supplies are specifically designed to operate as an integral part of a complete distributed power system, with or without battery backup. a full complement of alarm and shutdown fea- tures have been incorporated into the power supply to protect the system in the event of a fault condition. the feature set makes this front-end power supply an excellent choice for applications requiring modular ac-to-dc bulk intermediate voltages, such as distributed power and dc ups. * ul is a registered trademark of underwriters laboratories, inc. ? csa is a registered trademark of canadian standards association. ?this product is intended for integration into end-use equipment. all the required procedures for ce marking of end-use equipm ent should be followed. (the ce mark is placed on selected products.)
2 lucent technologies inc. advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: electrical speci?ations input speci?ations * at full load. line harmonics active power factor correction circuitry ensures that this power supply meets the requirements of iec-1000-3-2 with up to two power supplies connected in parallel and operating at full load. notes: when using this table to calculate line cord requirements, allow, at a minimum, an extra 3% for variations between units. actual measured results will depend upon the harmonic content of the input voltage waveform. table 1. input speci?ations parameter min typ max unit note input voltage 85 264 vac input frequency 47 63 hz input overcurrent protection proctection provided by internal fuse. (in compliance with safety agency requirements.) inrush current (peak) 50 a inrush of feu at 264 vac. power factor 0.99* > 50% of full load. line harmonics iec1000-3-2 with nine units in parallel. input leakage current 0.65 ma 255 vac, 60 hz. lightning surge and transients (error-free operation) 1) iec1000-4-5 level 4. 2) iec1000-4-4 level 3. hold over time 20 ms v out must remain above 47 vdc. emc (conducted and radiated) cispr 22 class b with 6 db of margin (at nominal line voltage). table 2. ef?iency and power factor vs. input voltage at full load input voltage ef?iency (typical) power factor (typical) 85 vac 82% 0.99 100 vac 83% 0.99 120 vac 84% 0.99 170 vac 85% 0.99 220 vac 85% 0.99 240 vac 86% 0.98 264 vac 86% 0.97
lucent technologies inc. 3 advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: electrical speci?ations (continued) output speci?ations table 3. output speci?ations parameter min typ max unit note v o set point: rs400a rs400h rs400l 48.0 54.5 56.25 vdc vdc vdc frame gnd strappable to either output terminal. regulation (line, load, tem- perature, and set point) ? 2 % measured at remote sense. if not used, +r_adj pin must be con- nected to vs (?. remote-sense drop 1.0 vdc in both positive and negative leads. io (rated): rs400a rs400h rs400l 0 0 0 8.33 7.33 7.11 adc adc adc 400 w maximum. 400 w maximum. 400 w maximum. ripple and noise (50 mhz bandwidth) 500 mvp-p under any load condition. output rise time 25 100 ms rise from 10% to 90% of final output level. overvoltage protection 58 59.9 vdc selective latched high-voltage shut- down when oring diode present. reset by cycling ac input, pressing reset, or reinsertion. l constant (max) 11.11 14.0 adc transient response 1.1 vdc 25% step at 25% to 75% nom load. 100% step, no overvoltage shutdown will occur. active current sharing differential 2 a between master and slaves. efficiency 83 86 % % at full load, 100 vac, with oring diode. at full load, 264 vac, with oring diode. reverse ouput current protection oring diode. turn on delay 2 sec measured from application of valid ac voltage.
4 4 lucent technologies inc. advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: electrical speci?ations (continued) 8-1283 (c).e figure 1. RS0400-series output voltage and current (steady state) the power unit will operate in the constant voltage mode until the load current exceeds i l (min) , which is 105% of i o (max) . as the load current exceeds i l (min) , the power supply begins to operate in the constant power mode. the output voltage will decrease as the output current increases. this mode will continue until the output voltage drops below 36 vdc, when the power supply enters the constant current mode. the output voltage will continue to decrease, but the current will be limited to i constant . the maximum steady-state short-circuit current that can be drawn from the power supply is i shortcircuit . i constant (min) 11.11 a @ 36 v i constant (min) 12.5 a @ 36 v i shortcircuit (max) 14 a output current 56.25 v output voltage 54.5 v 36 v 48.0 v i o (max) i l (min) = i o (max) x 10 5 % i l (max) = i o (max) x 125%
lucent technologies inc. 5 advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: environmental characteristics table 4. environmental characteristics physical speci?ations table 5. physical speci?ations warranty information when used within speci?d operating conditions, lucent technologies microelectronics group will warrant that this product will conform to published speci?ations and are free of material and workmanship defects for the period of three (3) years from date of manufacture. this warranty applies only to units having the date code of warranty period or less when returned to lucent technologies for repair. lucent s liability will be limited to the repair or replacement, at our option, of the returned unit. our warranty does not extend to any unit which has been subjected to abuse, misuse, or neglect or to units that have been repaired or altered by anyone other than lucent technolo- gies or authorized agent. parameter min typ max unit note storage temperature ?0 85 ? operating temperature (air inlet to power unit) 0 50 ? airflow front to back with 3? clearance for exhaust air in unpressurized enclosure. acoustics 55 dba sound pressure level at 1 m. humidity (noncondensing) 5 95 % altitude ?00 13,000 ft. derate at 2 ?/1000 ft. above 8000 ft. shock and vibration lucent l-533809. esd iec1000-4-2 level 4 stand-alone. electromagnetic immunity (error-free) iec000-4-3 level 2 stand-alone. reliability 1.5 x 10 5 tbd fits hours at 40 ?, 200 vac, 400 w. per tr-eop-000332. mtbf per rin. parameter min typ max unit note length 11.0 inches width 2.6 inches chasis 3.42 inches face plate height 4.9 inches chasis 5.20 inches face plate
6 6 lucent technologies inc. advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: physical descriptions de?ition of terms power-factor correction all rs-series power supplies comply with the speci?a- tions set forth in iec1000-3-2. input overcurrent protection an internal fuse is provided for input protection in com- pliance with safety agency requirements. overcurrent protection in the event of an overload condition, the power supply limits the output current. see figure 1 for details. overvoltage protection the power unit turns itself off before the output voltage reaches a speci?d threshold. overtemperature protection in the event of an overtemperature condition, the power unit protects itself by shutting down. the unit will auto- matically restart after it cools down. oring diode a diode at the output of the power unit protects the dc bus during a power supply failure or hot plugging of the power unit. remote on/off (inhibit) this is an input signal referenced to the negative out- put. shorting this signal to the negative output causes the output of the power unit to turn off. voltage margining this is an analog input signal. adjust the voltage level of this signal to vary the output voltage of the power unit. load share a single-wire interface between each of the power units forces them to share the load current equally. remote sense these signals permit the power units to compensate for a voltage drop across the output distribution. front panel leds ac present (yellow) dc ok (green). status signals the following are the optically isolated open-collector signals: dc ok : the output voltage is greater than 45 vdc. power fail warning : the output of the power unit will be less than 47 vdc in 5 ms.
lucent technologies inc. 7 advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: front-end power supply interfaces input voltages the product can be used with any standard global line voltages; consult the factory for any particular regional appli- cation concerns. input connector the ac input connection is through an iec320 type connector system rated 10 a/250 vac in europe/asia and 15 a/120 vac in north america. grounding frame ground can be connected so that the output may be ?ating, have a positive ground, or have a negative ground. output connector the output connector is a molex series a44499-0020, 18-pin connector. the pins are assigned as shown in table 6. the mating connector is a molex series a42385. output pin connections table 6. ouput connector (j400) pin assigment?iew into rear of power unit notes: pin 16 (first_break) has to be connected to pin 17 and/or pin 18 (?out), if the recti?r is not used with ps1200 or ps2000 she lf. when pin 11 (r_adj(+)) pin is not used, it should be connected to pin 2 (v s (?), if the recti?r is not used with ps1200 or ps2000 shelf. an overbar denotes active-low signals. pin 7 is reserved for factory use; no connection can be made here. pin 18 pin 17 pin 16 pin 15 pin 14 pin 13 pin 12 pin 11 pin 10 ?out ?out first_ break mm mm+ v s (+) inhibit r_adj(+) o tw +vout +vout nc egnd i_share dc_ok pfw v s (? alarm_rtn pin 9 pin 8 pin 7 pin 6 pin 5 pin 4 pin 3 pin 2 pin 1
advance data sheet june 1997 85 vac to 264 vac input; 48 vdc to 56 vdc output; 400 w RS0400-series front-end power supplies: for additional information, contact your microelectronics group account manager or the following: power systems unit: microelectronics group, lucent technologies inc., 3000 skyline drive, mesquite, tx 75149 1-800-526-7819 (outside u.s.a.: 972-284-2626 , fax 972-329-8202) (product-related questions or technical assistance) internet: http://www.lucent.com/micro u.s.a.: microelectronics group, lucent technologies inc., 555 union boulevard, room 30l-15p-ba, allentown, pa 18103 1-800-372-2447 , fax 610-712-4106 (in canada: 1-800-553-2448 , fax 610-712-4106), e-mail docmaster@micro.lucent.com asia pacific: microelectronics group, lucent technologies singapore pte. ltd., 77 science park drive, #03-18 cintech iii, singap ore 118256 tel. (65) 778 8833 , fax (65) 777 7495 japan: microelectronics group, lucent technologies japan ltd., 7-18, higashi-gotanda 2-chome, shinagawa-ku, tokyo 141, japan tel. (81) 3 5421 1600 , fax (81) 3 5421 1700 for data requests in europe: microelectronics group dataline: tel. (44) 1189 324 299 , fax (44) 1189 328 148 for technical inquiries in europe: germany: (49) 89 95086 0 (munich), united kingdom: (44) 1344 865 900 (bracknell), france: (33) 1 41 45 77 00 (paris), sweden: (46) 8 600 7070 (stockholm), finland: (358) 9 4354 2800 (helsinki), italy: (39) 2 6601 1800 (milan), spain: (34) 1 807 1441 (madrid) lucent technologies inc. reserves the right to make changes to the product(s) or information contained herein without notice. n o liability is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or information. copyright ?1997 lucent technologies inc. all rights reserved printed in u.s.a. june 1997 ds96-224dpa printed on recycled paper outline drawing dimensions are in millimeters and (inches). 8-1422 (c) ordering information 78.26 (3.08) 124.5 (4.90) 11.94 ( 0.47 ) 13.59 (0.54) pin #1 277.5 (10.925) 124.5 (4.90) 119.25 (4.70) 86.9 (3.42) 132.1 (5.20) 312.4 (12.30) 66.0 (2.60) output v oltage a?8.0 h?4.5 l?6.25 f actor y assigned RS0400 __ a-xxx
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