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mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule r edundancy m odule ? cost effective solution to build redundant systems ? dual input with single output ? two diodes (common cathode) ? dc12-48v (120v) 25% wide-range input ? full power between -40c and +60c ? compact design, width only 45mm ? large screw terminals ? easy wiring: distribution terminal for negative pole included ? 3 year warranty 1/16 g eneral d escription the mly10.241 is a simple is a redundancy module, which can be used to bui ld 1+1 and n+1 redundant systems. it is equipped with two input channels, which can be connected to power supplies with up to 5a output current and one output, which can carry nominal currents up to 10a. th e module is suitable for power supplies with constant current overload behavior as well as any kind of hic cup overload behavior. large screw terminals allow a safe and fast installation and a large international appr oval package for a variety of applications makes this un it suitable for nearly every situation. s hort - form d ata input voltage dc 12-48v 25% dc 12-120v 25% w/o restrictions with restrictions input voltage range 9-60vdc 9-150vdc w/o restrictions with restrictions input current 2x 0-5a continuous 2x 0-8a for 5 seconds output current 0-10a continuous 10-16a for 5 seconds <16a at cont. overload/ short circuit input to output voltage drop typ. 0.8v typ. 0.9v typ. 0.9v input: 2x2.5a input: 1x5a input: 2x5a power losses typ. 0w at no load typ. 4.0w input: 2x2.5a typ. 4.5w input: 1x5a typ. 9.0w input: 2x5a temperature range -40c to +70c operational, derating 0.25a/c +60 to +70c dimensions 45x75x91mm wxhxd o rder n umbers redundancy mly10.241 12-48v (120v) module standard unit accessory -- m arkings ind. cont. e q. ul 508 ul 60950-1 class i div 2 iecex atex ii 3g ex na iic t4 gc marine emc, lvd apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule i ndex page page 1. intended use .......................................................3 2. installation requirements ...................................3 3. input and output characteristics .......................4 4. power losses ........................................................5 5. lifetime expectancy and mtbf ...........................6 6. terminals and wiring ..........................................7 7. functional diagram .............................................8 8. front side and user elements .............................8 9. emc ......................................................................9 10. environment ......................................................10 11. protection features ...........................................11 12. safety features ..................................................11 13. approvals .......................................................... 12 14. physical dimensions and weight ..................... 13 15. accessories ........................................................ 13 16. application notes ............................................. 14 16.1. recommendations for redundancy .........14 16.2. inductive and capacitive loads ................14 16.3. example: 1+1 redundancy .......................14 16.4. example: n+1 redundancy .......................15 16.5. example: battery back-up ........................15 16.6. mounting orientations ............................16 the information presented in this docume nt is believed to be a ccurate and reliable and ma y change without notice. no part of this document may be reproduc ed or utilized in any form without pe rmission in writing from the publisher. t erminology and a breviations pe and symbol pe is the abbreviation for p rotective e arth and has the same meaning as the symbol . earth, ground this document uses the term earth which is the same as the u.s. term ground. t.b.d. to be defined, value or de scription will follow later. dc 24v a figure displayed with the ac or dc before the value represents a nominal voltage with standard tolerances (usually 15%) included. e.g.: dc 12v describes a 12v battery disregardi ng whether it is full (13.7v) or flat (10v) 24vdc a figure with the unit (vdc) at the end is a momentary figure without any additional tolerances included. may a key word indicating flexibility of choice with no im plied preference shall a key word indicating a mandatory requirement should a key word indicating flexibility of choi ce with a strongly pref erred implementation 1+1 redundancy use of two identical power suppl ies in parallel to provide c ontinued operation following most failures in a single power supply. the two power supply outputs should be isolated from each other by utilizing diodes or other switching arrangements. e.g. two 2.5a power supplies are needed to achieve a 2.5a redundant system. n+1 redundancy use of three or more identical power supplies in parallel to provide continued operation following most failures in a single power supply. all power supply outputs should be isolated from each other by utilizing diodes or other switching arrangements. e.g.: to achieve a 10a redundant sy stem, five 2.5a power supplies are needed in a n+1 redundant system. n+1 redundancy 1+1 redundancy ac dc ac dc ac dc ac dc ac dc ac dc in 1 out in 2 in 1 out in 2 in 1 out in 2 load + - ac dc ac dc load + - in 1 out in 2 apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 2/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 1. i ntended u se this redundancy module is desi gned for installation in an encl osure and is intended for th e general use such as in industrial control, office, communicati on, and instrumentation equipment. this redundancy module ca n be used with any type of power supply as long as the maximum ra tings are not exceeded. it is suitable for power supplies with constant current overload behavior as well as any ki nd of hiccup overload behavior. do not use this redundancy module in equipment, where ma lfunction may cause severe pe rsonal injury or threaten human life. this device is designed for use in hazardous, non-hazardous, ordinary or un classified locations. 2. i nstallation r equirements this device may only be installed and put into opera tion by qualified personnel. this device does not contain serviceable parts. if damage or malfuncti on should occur during installation or operation, i mmediately turn power off and send unit to the factory for inspection. mount the unit on a din-rail so that the input terminals are located on the top and the output terminals on the bottom of the unit. for other mounting orientat ions see de-rating re quirements of chapter 16.6 . in this document. this device is designed for convection cooling and does not require an external fan. do not obstruct airflow and do not cover the ventilation grid (e.g. cable conduits) by more than 30%! keep the following installation clearances: 40mm on top, 20mm on the bottom, 5mm on the left and right sides are recomme nded when the device is loaded permanently with more than 50% of the rated output current. increase the side clearance to 15mm in ca se the adjacent device is a heat source (e.g. another power supply). warning risk of electrical shock, fi re, personal injury or death. - turn power off before working on the devi ce. protect against inad vertent re-powering. - make sure that the wiring is correct by following all local and national codes. - do not open, modify or repair the unit. - use caution to prevent any foreign objects from enteri ng the housing. - do not use in wet locations or in areas wh ere moisture or condens ation can be expected. - do not touch during power-on, and immediatel y after power-off. hot surfaces may cause burns. notes for use in hazardous location areas: the redundancy module is suitable for use in class i division 2 groups a, b, c, d locations and for use in group ii category 3 (zone 2) environments and is evaluate d according to en 60079-0: 2009 and en 60079-15:2010. warning explosion hazards! substitution of components may impair su itability for this environment. do not disconnect the unit unless power has been switched off or the area is known to be non-hazardous. a suitable enclosure must be provided for the end product which has a mini mum protection of ip54 and fulfils the requirements of the en 60079-15:2010. apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 3/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 3. i nput and o utput c haracteristics number of inputs - 2 number of outputs - 1 input voltage nom. dc 12-48v 25% the input circuitry must me et the selv requirements stipulated by iec/en/ul 60950-1. input voltage range - 9-60vdc input voltage with restrictions nom. dc 12-120v 25% see note 3 on bottom of the table input voltage range with restrictions - 9-150vdc restrictions apply, s ee note 3 on bottom of the table. at 2x2.5a, see fig. 3-2 voltage drop, input to output typ. 0.8v typ. 0.9v at 1x5a, see fig. 3-3 typ. 0.9v at 2x5a, see fig. 3-2 input current nom. 2x 0-5a continuous nom. 1x 0-10a continuous, see note 1 nom. 2x 5-8a for 5 seconds peak input current max. 125a for maximal 10ms per input output current nom . 10a continuous nom. 10-16a for 5 seconds max. 16a at continuous overload or short circuit, see note 2 reverse current max. 0.6ma per input, -40c to +60c reverse voltage max. 200vdc voltage applie d to the output, co ntinuously allowed note 1: each input can be loaded up to 10a. at currents above 10a, the other input should not be loaded. it is preferable to pa rallel the two inputs in order to minimize the power loss in such cases. note 2: ensure that the continuous output current does not exceed 16a. check the short-circuit current of the power sources and if the power source can deliver more than 16a together, use an appropriate fuse on the output. note 3: the redundancy module can be used with input voltages up to 150vdc with the constraint, that it can be used only as a s ingle input module at voltages above 60vdc. both inputs need to be connected together as shown in fig. 3-1 . ensure proper means to protect against touching this voltage. fig. 3-1 restrictions for utilizing voltages between 60 and 150vdc (see also note 3) ac dc (>60v) + - load >60v + - power supply power supply diode module + - + + - - ac dc (>60v) + - ac dc (>60v) + - load >60v + - power supply diode module + - + + - - diode module + - + + - - ac dc (>60v) + - power supply apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 4/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule fig. 3-2 input to output voltage drop when both inputs draw current (typical 1+1 redundant case, when the output voltages of the two units are equal or set into parallel use mode) voltage drop, typ. 0a 2a 4a 8a 200mv 400mv 600mv 800mv 1000mv 10 a 6a input, output current 0mv output: 2x2a 2x1a input: 2x4a 2x3a 0a 2x5 a a... 25c b... 60c a b v a qs5.241 24v,5a + - qs5.241 24v,5a + - v a i 1 i 2 u 1 u 2 i 1 i 2 = u 2 u 1 = voltage drop u 1 = u out - output a v i out u out variable load, 0-10a mly10.241 input 1 input 2 output fig. 3-3 input to output voltage drop when only one input draws current voltage drop u 1 = u out - not used or power supply with lower voltage v a qs10.241 24v,10a + - i 1 u 1 output a v i out u out variable load, 0-10a input 1 input 2 output mly10.241 voltage drop, typ. 0a 2a 4a 8a 200mv 400mv 600mv 800mv 1000mv 10 a 6a output current 0mv a... 25c b... 60c a b 4. p ower l osses dc 24v power losses typ. 4.0w input: 2x2.5a typ. 4.5w input: 1x5a typ. 9.0w input: 2x5a standby power losses typ. 0w at no output current fig. 4-1 power losses power losses, typ. 0a 2a 4a 8a 2w 4w 6w 8w 10w 10 a 6a input, output current 0 output: 2x2a 2x1a input: 2x4a 2x3a 0a 2x5 a a... 25c b... 60c a b apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 5/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 5. l ifetime e xpectancy and mtbf the redundancy module has two input channels which are completely independent from each other. each control circuit, auxiliary voltage source, or ot her circuitry in the module are designed se parately for each input. the dual input redundancy module can be consid ered as two single redundancy modules comb ined together in one housing. the only common point is the circuit trace that ties the two separate circuits together at the output. the mtbf figures below are for the enti re dual input module. if the mtbf numbe r of only one path is needed, simply double the value from the table. the redundancy module does not have electrolytic capacitors included. theref ore, the lifetime expectancy is extremely high. input / output current conditions input: 2x5a output: 10a lifetime expectancy *) min. 25 years at 24v and 40c min. 25 years at 24v and 25c mtbf **) sn 29500, iec 61709 84 868 000h at 24v 40c 125 266 000h at 24v 25c mtbf **) mil hdbk 217f 71 454 000h at 24vand 40c (ground benign gb40) 81 453 000h at 24vand 25c (ground benign gb25) *) the lifetime expectancy shown in the table indicates the mi nimum operating hours (service life). **) mtbf stands for m ean t ime b etween f ailure, which is calculated according to statistical device failures, and indicates reliability of a device. it is the statistical representation of the likelihood of a unit to fail and does not necessarily represent the life of a product. the mtbf figure is a statistical representation of the likelihood of a device to fail. a mtbf figure of e.g. 1 000 000h means that statistically one unit will fail ev ery 100 hours if 10 000 units ar e installed in the field. how ever, it can not be determined if the failed unit has been running for 50 000h or only for 100h. apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 6/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 6. t erminals and w iring input output type screw terminals screw terminals solid wire 0.5-6mm 2 0.5-6mm 2 stranded wire 0.5-4mm 2 0.5-4mm 2 american wire gauge 20-10 awg 20-10 awg max. wire diameter 2.8mm (includi ng ferrule) 2.8mm (including ferrule) wire stripping length 7mm / 0.275inch 7mm / 0.275inch screwdriver 3.5mm slotted or pozidrive no 2 3.5mm slotted or pozidrive no 2 recommended tightening torque 1n m, 9lb.in 1nm, 9lb.in instructions: a) use appropriate copper cables that are designed for minimum operating temperatures of: 60c for ambient up to 45c and 75c for ambient up to 60c and 90c for ambient up to 70c minimum. b) follow national installation c odes and installation regulations! c) ensure that all strands of a strande d wire enter the terminal connection! d) screws of unused terminal compa rtments should be securely tightened. e) ferrules are allowed, but not required. apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 7/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 7. f unctional d iagram fig. 7-1 functional diagram + - + - + - input 1 input 2 output - 8. f ront s ide and u ser e lements fig. 8-1 front side a output terminals b input terminals for input 1 c input terminals for input 2 apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 8/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 9. emc the redundancy module is suitable for a pplications in industrial environment as well as in residential, commercial and light industry environment without any restrictions. a detailed emc report is available on request. emc immunity according generic standards: en 61000-6-1 and en 61000-6-2 electrostatic disc harge en 61000-4-2 contact discharge air discharge 8kv 15kv criterion a criterion a electromagnetic rf field en 61000-4-3 80mhz-2.7ghz 10v/m criterion a fast transients (burst) en 61000-4-4 input lines output lines 2kv 2kv criterion a criterion a surge voltage on input lines en 61000-4-5 + / - ? din-rail 1kv criterion a surge voltage on output line en 61000-4-5 + / - ? din-rail 1kv criterion a conducted disturbance en 61000-4- 6 0.15-80mhz 10v criterion a power-frequency magnetic field *) en 61000-4-8 50hz 30a/m criterion a criterions: a: redundancy module shows normal operation behavior within the defined limits. notes: *) a test is not applicable according to en 61000-6-2, since the device does not contain components susceptible to magnetic fie lds, e.g. hall elements, electrodynamic microphones, etc. emc emission according generic standards: en 61000-6-3 and en 61000-6-4 conducted emission iec/cispr 16-1-2, iec/ cispr 16-2-1 class b, input lines *) iec/cispr 16-1-2, iec/cispr 16- 2-1 class b, output lines *) radiated emission en 55011, en 55022 class b this device complies with fcc part 15 rules. operation is subjected to fo llowing two conditions: (1) this device may not cause ha rmful interference, and (2) this device must accept any interferenc e received, including interference that may cause undesired operation. *) provided, that power sources connected on the inputs fulfill the class b requirements too. apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 9/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 10. e nvironment operational temperature *) -40c to +70c (-40f to 158f) reduce output power above +60c output de-rating 0.25a/c 60-70c (140f to 158f), see storage temperature -40 to +85c (-40 f to 185f) for storage and transportation humidity **) 5 to 95% r.h. iec 60068-2-30 vibration sinusoidal ***) 2-17.8hz: 1.6mm 17.8-500hz: 2g 2 hours / axis iec 60068-2-6 shock ***) 15g 6ms, 10g 11ms 3 bumps / direction 18 bumps in total iec 60068-2-27 altitude 0 to 2000m (0 to 6 560ft) without any restrictions 2000 to 6000m (6 560 to 20 000ft) reduce output power or ambient temperature, see fig. 10-2 altitude de-rating 0.7a/1000m or 5c/1000m > 2000m (6500ft), see fig. 10-2 over-voltage category not a pplicable the concept of the overvoltage category is used for equipment energized directly from the low voltage mains (i ec 60664-1 4.3.3.2.1). degree of pollution 2 iec 62103, en 50178, not conductive labs compatibility the unit does not re lease any silicone or other labs-criti cal substances and is suitable for use in paint shops. *) operational temperature is the same as the ambient temperature and is defined as the air temperature 2cm below the unit. **) do not energize while condensation is present ***) tested in combination with din-rails according to en 60715 with a height of 15mm and a thickness of 1.3mm and standard mou nting orientation. fig. 10-1 output current vs. ambient temp. fig. 10-2 output current vs. altitude allowed output current 0 0 2000 4000 6000m 2.5 5.0 7.5 10.0 12.5 15.0 n o r m a l m o d e altitude o v e r l o a d / s h o r t c i r c u i t a . . . t a m b < 6 0 c b . . . t a m b < 5 0 c c . . . t a m b < 4 0 c a b c 17.5a allowed output current 0 -40 0 20 40 70c 2.5 5.0 7.5 10.0 12.5 15.0 60 -25 n o r m a l m o d e a t o v e r l o a d / s h o r t c i r c u i t ambient temperature 17.5a apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 10/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 11. p rotection f eatures output over-current pr otection not included reverse input polarity protection included unit does not start when input voltage is reversed degree of protection ip 20 en/iec 60529 penetration protection > 2.5 mm e.g. screws, small parts over-temperature protection not included input transient protec tion not included output transient protec tion not included internal input fuse not included 12. s afety f eatures input / output separation no galv anic separation 200v epitaxial di ode between input and output safety level of output voltag e the output voltage is regarded to be se lv (en 60950-1) or pelv (en 60204-1, en 50178, iec 60364-4-41) if the input voltag e fulfills the requirements for a selv source or pelv source. class of protection iii plastic ho using, pe connection not required apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 11/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 13. a pprovals ec declaration of conformity the ce mark indicates conformance with the - emc directive 2004/108/ec, - low-voltage directive (lvd) 2006/95/ec and - rohs directive 2011/65/eu. ec declaration of conformity atex the ce mark indicates conformance with the - atex directive 94/9/ec (equipment and protection systems intended for use in potential ly explosive atmospheres) cb scheme, information technology equipment iec 60950-1 ul 508 ind. cont. eq. listed for use as industri al control equipment; u.s.a. (ul 508) and canada (c22.2 no. 107-1-01); e-file: e198865 ul 60950-1 recognized for use as information technology equipment, level 5; u.s.a. (ul 60950-1) and canada (c22.2 no. 60950); e-file: e137006 hazloc (class 1 div 2) ansi / isa 12.12.01-2007 listed for use in hazardous location class i div 2 t4 groups a,b,c,d systems; u.s.a. (ansi / isa 12.12.01-2007) and canada (c22.2 no. 213-m1987) suitable for use in category 3 zone 2 locations. number of atex certificate: eps 11 atex 1 312 x the redundancy module must be bu ilt-in in an ip54 enclosure. atex en 60079-0, en 60079-15 ii 3g ex na iic t4 gc iecex iec 60079-0, iec 60079-15 iecex ex na iic t4 gc suitable for use in category 3 zone 2 locations. number of iecex certificate: iecex eps 12.0032x marine gl (germanischer lloyd) classified and abs (american bureau for shipping) pda environmental category: c, emc2 marine and offshore applications gost r certificate of conformity for russia and other gus countries apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 12/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 14. p hysical d imensions and w eight weight 140g / 0.31lb din-rail use 35mm din-rails according to en 60715 or en 50022 with a height of 7.5 or 15mm. the din-rail height must be added to the unit depth (91mm) to calculate the total required installation depth. installation clearances see chapter 2 fig. 14-1 front view fig. 14-2 side view 15. a ccessories din-rail bracket for wall or panel mount: a suitable din-rail bracket is available on request. the picture of the power supply is for representation only apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 13/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 16. a pplication n otes 16.1. r ecommendations for r edundancy r ecommendations for the configurat ion of redundant power systems: ? use separate input fuses for each power supply. ? use three-phase power supplies to gain functional safety if one phase fails. ? when single-phase power supplies are utilized connect them to different pha ses or mains circuits if possible. ? set the power supply in parallel-use mo de if this feature is available ? it is desirable to set the output voltages of all power supplies to the same value. 16.2. i nductive and c apacitive l oads the unit is designed to supply any kind of loads, in cluding unlimited capaciti ve and inductive loads. 16.3. e xample : 1+1 r edundancy 1+1 redundancy up to 2.5a requires two ml60.241 power supplies (each 2.5a output current) and one mly10.241 redundancy module. fig. 16-1 wiring diagram, 1+1 redundancy, 2.5a output current l n i i ml60 power supply l n input + + - - output load + - voltage monitor ml60 power supply l n output input + + - - mly10.241 in 1 + - + - output + - - in 2 note: use separate mains systems for each power supply whenever it is possible apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 14/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule 16.4. e xample : n+1 r edundancy n+1 redundancy up to 7.5a requires four ml60.241 power supplies (each 2.5a output current) and two mly10.241 redundancy modules. fig. 16-2 wiring diagram, n+1 redundancy, 7.5a output current l n i alarm monitor load + - i i i ml60 power supply l n output input + + - - ml60 power supply l n output input + + - - ml60 power supply l n output input + + - - ml60 power supply l n output input + + - - mly10.241 in 1 + - + - output + - - in 2 mly10.241 in 1 + - + - output + - - in 2 note: use separate mains systems for each power supply whenever it is possible 16.5. e xample : b attery b ack - up a battery back-up requires one power su pply and one mly10.241 redundancy module. please note: set output voltage of power supply to 26.5vdc minimum to ensure, that the load current is delivered from the power supply and not from charger (battery). use a fuse between battery and mly10.241! fig. 16-3 wiring diagram, 10a battery back-up l n pe 24v battery i battery charger + - failure monitor load ml60 power supply l n output input + + - - mly10.241 in 1 + - + - output + - - in 2 apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 15/16
mly10.241 miniline-2 mly-series dc12-48v (120v), 10a, d ual r edundancy m odule apr. 2014 / rev. 1.5 ds-mly10.241-en all parameters are specified at 24v, 10a output current, 25c ambient and after a 5 minutes run-in time unless otherwise noted www.pulspower.com phone +49 89 9278 0 germany 16.6. m ounting o rientations mounting orientations other than input terminals on the bottom and output on the top require a reduction in continuous output power or a limitation in the maximum a llowed ambient temperature. fig. 16-4 mounting orientation a (standard orientation) redundancy module input output output current 0 10 20 30 40 60c 2 6 8 10a 50 4 ambient temperature fig. 16-5 mounting orientation b (upside down) redundancy module input output output current 0 10 20 30 40 60c 2 6 8 10a 50 4 ambient temperature fig. 16-6 mounting orientation c (table-top mounting) output current 0 10 20 30 40 60c 2 6 8 10a 50 4 ambient temperature fig. 16-7 mounting orientation d (horizontal cw) redundancy module input output output current 0 10 20 30 40 60c 2 6 8 10a 50 4 ambient temperature fig. 16-8 mounting orientation e (horizontal ccw) redundancy module input output output current 0 10 20 30 40 60c 2 6 8 10a 50 4 ambient temperature 16/16

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