. 8 2 % 6 " 0 a g e $ % 3 # 2 ) 0 4 ) / . 4 h e . 8 i s a c o m p a c t w a t t 0 o w e r & a c t o r # o r r e c t e d m u l t i p l e o u t p u t p o w e r s u p p l y ! l l o u t p u t s a r e f u l l y i s o l a t e d a n d r e g u l a t e d ! c t i v e c u r r e n t s h a r i n g c i r c u i t r y t o g e t h e r w i t h c o n t r o l f u n c t i o n s a n d a l a r m o p t i o n s s i m p l i f i e s . a n d r e d u n d a n t a p p l i c a t i o n s & a n a n d d i s k d r i v e a p p l i c a t i o n s a r e h a n d l e d b y t h e p e a k c u r r e n t r a t i n g s o f t h e a u x i l i a r y o u t p u t s & % ! 4 5 2 % 3 ! c t i v e 0 o w e r & a c t o r # o r r e c t i o n & u l l y ) s o l a t e d / u t p u t s , o w 0 r o f i l e v x v x v / n e 4 w o 4 h r e e a n d & o u r / u t p u t - o d e l s . # u r r e n t 3 h a r i n g & # # 6 $ % # l a s s " % - ) & i l t e r 3 t a n d a r d / p t i o n a l & a n - o u n t e d / n # o v e r 7 ! 4 4 ! # $ # 0 / 7 % 2 3 5 0 0 , 9 . 8 0 r o d u c t $ a t a 3 h e e t ) n t e r n e t h t t p w w w c d p o w e r e l e c t r o n i c s c o m 0 o w e r % l e c t r o n i c s $ i v i s i o n 5 n i t e d 3 t a t e s % " r i t a n n i a $ r i v e 4 u c s o n ! r i z o n a 0 h o n e & a x 0 o w e r % l e c t r o n i c s $ i v i s i o n % u r o p e # $ 4 e c h n o l o g i e s 0 o w e r % l e c t r o n i c s , t d 3 h a n n o n ) n d u s t r i a l % s t a t e 3 h a n n o n # o # l a r e ) r e l a n d 4 e l & a x ! ' % . # 9 ! 0 0 2 / 6 ! , 3 ! contact factory f or replacement mode l
nx350 3/98 rev b page 2 input specifications parameter conditions min typ max units operating range 47-63 hz 90 264 v ac inrush current limiting 120v ac, cold start 37 a pk 240v ac cold start 70 a pk efficiency 120v, full load 70 % 240v, full load 75 % power factor correction (pfc) 0.99 meets iec 1000-4-7/en61000-3-2 (formerly iec 555-2) remote sense remote sense is provided on output #1 and will compensate for 0.7v of line drop. remote sense leads are protected against open, short and reversal. remote on/of the power supply is turned on with a ttl logic 1 (or open) signal and turned off by a switch closure or ttl logic 0 referenced to (-) sense terminal. consult the factory for other options. over voltage protection output #1: 6.5v 0.5 v dc. the power supply will latch off until ac power is cycled. over current protection individual current limit on all outputs. automatic recovery upon fault removal. transient response the peak output voltage excursion will not exceed 2% and will recover within 1% in 200 sec for a 25% load step change. output isolation all outputs are fully isolated. power fail signal upon ac input voltage removal, the power fail signal drops to logic zero at least 5msec before loss of dc output. on ac input turn-on, signal remains low until outputs are in regulation. consult the factory for other options. n+1 load share output #1 has active load sharing circuitry. units will load share within 1.5% of maximum rated load. over temperature protection thermal switch turns off power supply if overheating occurs and automatically restarts. safety ul recognized: ul file number e14675 (1950 & 1012) csa certified: csa file number lr 9070-154c (c22.2 no. 234-m90, level 6) tuv license number: r9576031 (en60950) (iec950) cooling the unit is designed to operate with 30 cfm of airflow.
nx350 3/98 rev b page 3 output specifications parameter limits regulation line 0.03% load 0.25% cross 0.05% minimum load output #1 3.0a auxiliary outputs 0.1a hold-up time 20msec at full load output voltages and maximum rated loads output #1 output #2 output #3 output #4 model number v out i max v nom i max /i pk v nom i max /i pk v nom i max /i pk nx350-u3a 5v 50a 12v 10a/12a 12v 8a/10a - - nx350-u3b 5v 50a 15v 10a/12a 15v 8a/10a - - nx350-u4c 5v 50a 12v 10a/12a 12v 8a/10a 5v 3.0a/4.0a nx350-u4d 5v 50a 12v 10a/12a 12v 8a/10a 24v 1.5a/2.0a nx350-u4e 5v 50a 12v 10a/12a 12v 8a/10a 12v 3.0a/4.0a nx350-u4f 5v 50a 15v 10a/12a 15v 8a/10a 5v 3.0a/4.0a nx350-u4g 5v 50a 15v 10a/12a 15v 8a/10a 24v 1.5a/2.0a nx350-u4h 5v 50a 15v 10a/12a 15v 8a/10a 12v 3.0a/4.0a note: peak current ratings are for 10sec maximum. total power not to exceed 350 watts. parameter conditions min typ max units voltage adustment range nominal line on all outputs 5 % pard peak-to-peak 20 mhz bandwidth 1 % temperature operating 050c derates to half power 70 c storage -20 +85 c temperature coefficient (t c ) after half hour warm-up 0.02 %/c
nx350 3/98 rev b page 4 terminal block 1 terminal block 2 pos function pos function 1 ac line 1 -v2 2 ac neutral 2 +v2 3 ground 3 -v3 4 +v3 5 -v4 6 +v4 j9 connector j9 connector pin function molex no. 1 + sense connector 22-28-1090 2 - sense 3 n/c 4 n/c 5 start up sync. 6 power fail 7 remote inhibit 8 current share 9 cntl signal rtn mechanical 8.50 0.25 0.55 3.90 9.00 4.85 1.95 0.040 cover output no. 1 tb2 j9 5v return 5v 6-32 thd 4 plcs maximum depth of mounting screws is 0.156 inches tb1 notes: all measurements are in inches fan mounted on cover will add 1.30. cooling: the nx350 is designed to operate with 30 cm airflow. shock and vibration: the nx350 meets the requirements of mil std-810d. (vibration-method 514.3 procedure i; shock-method 516.3 procedure i.) weight: approximately 3 lbs. top view standard options are shown, consult factory for other available options. the information provided herein is believed to be reliable; however, c&d technologies assumes no responsibility for inaccuracie s or omissions. c&d technologies assumes no responsibility for the use of this information, and all use of such information shall be entirely at the users own risk. pr ices and specifications are subject to change without notice. no patent rights or licenses to any of the circuits described herein are implied or granted to any third party. c&d tec hnologies does not authorize or warrant any c&d technologies product for use in life support devices/systems or in aircraft control applications. 1 1 1
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