uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah p assive b attery m odule ? 24v, 12ah battery capacity (2x 12v batteries in series) ? ip00 open type protection level ? small mounting footprint ? ato fuse for power wires included ? 2m power leads included ? pt1000 sensor for battery module temperature included ? center-tap terminal with auto-resettable fuse included to support the puls 1-battery-concept 1. g eneral d escription 1/9 the uzk24.121 passive battery module utilizes two non- spillable maintenance-fr ee lead-acid batteries (connected in series), that are assembled in one package with all the required wiring included. the battery module include s the monitoring and protection board uzs24.100. this board contains a temperature sensor and a ce nter-tap connection with an auto-resettable fuse to protect the center-tap wire between the battery module and the dc-ups control unit. connecting the center-t ap wire to the dc-ups control unit enables all the benefits of the puls 1- battery-concept. this ma kes the use of matched replacement batteries unnecessa ry and allows a precise battery charging and testing which results in the longest possible battery life. the uzk24 battery module is available in two different options. it can be ordered with assembled batteries or as a battery bracket with out batteries, allowing for different battery options. the mounting bracket option also allows the batteries to be assembled just in time, avoiding outdated batteries due to limited shelf life. 2. d ata battery type vrla lead-acid battery design life 3 to 5 years acc. eurobat battery voltage dc 24v battery capacity 12ah battery current max. 35a for discharging max. 3.5a for charging battery fuse 35a ato fuse temperature sensor pt1000 charging voltage 27.8v 27.5v 27.15v 26.8v at 10c at 20c at 30c at 40c self-discharge rate 3%/month at 20c temperature range -10c to +40c for charging -15c to +50c for discharging -20c to +50c for storage dimensions 203x186x143mm wxhxd weight 9000g / 19.8lb 900g / 2lb uzk24.121 uzo24.121 3. o rder n umbers battery module uzk24.121 battery module with assembled batteries uzo24.121 battery module without assembled batteries replacement uzb12.121 battery replacement 12v, 12ah 2pcs needed for one battery module 4. m arkings ind. cont. e q. ul 508, pending ul 60950-1, pending lvd jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah i ndex page page 1. general description ............................................1 2. data .....................................................................1 3. order numbers ....................................................1 4. markings ..............................................................1 5. intended use .......................................................2 6. instructions for disposal of the battery .............2 7. warranty ..............................................................2 8. installation instructions ......................................3 9. replacing batteries .............................................4 10. functional diagram ............................................ 4 11. environment ....................................................... 4 12. uzs24.100 sensor board ..................................... 5 13. protection features ............................................ 6 14. approvals ............................................................ 6 15. physical dimensions and weight ....................... 7 16. recommendations for a long battery life ....... 8 17. mounting orientations ...................................... 9 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. 5. i ntended u se this module is designed for installation in an enclosure and is intended for the general professional use such as in industrial control, office, communicati on, and instrumentation equipment. do not use this module in equipment, where malfunction may cause severe personal injury or threaten human life. 6. i nstructions for d isposal of the b attery always dispose the ba tteries through a recycling organization. batteries must be completely discharged before recycling. 7. w arranty 3 year limited warranty except batteries which are considered a service part. jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 2/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 8. i nstallation i nstructions this device may only be installed and put into opera tion by qualified personnel. check the last charging date of the batte ries (marked on the battery). if it is older than 9 month replace the batteries. puls charges every battery before shipment. for storage, installation and operation, th e requirements of the en 50272-2 as we ll as other national regulations must be observed. place the battery module in a cool area inside a cabinet and ensure sufficient ventilation for th e battery. the battery module should be securely mounted on a flat surface. if damage or malfuncti on should occur during installation or operation, i mmediately turn power off and send unit to the factory for inspection. shorten the (+) and (-) wires as needed for the dc-ups between the battery modul e and the dc-ups. if seperate wires are used, do not use wires smaller than 4mm 2 (12 awg). when required, install the uzs24.100 se nsor board. the sensor boa rd can be snapped on th e metal mounting bar as shown in chapter 12 . connect the blue center-tap wire to the battery. connect the sensor board to the dc -ups by using control wires with a minimum wire size of 0.5mm 2 / 20awg. the last step is to insert the battery fu se and to store the spare fuse in the designated holes of the plastic cover. do not store batteries or the battery module longer than 9 month without supplementary charge or performance might change. warning risk of electrical shock, fi re, personal injury or death. - do not short-circuit the ba ttery poles or power wires - observe correct battery polarity - disconnect battery fuse befo re working on the battery or on the dc-ups . protect against inadvertent re-powering. - make sure that the wiring is correct by following all local and national codes. - do not modify or repair the unit. - do not use in wet locations or in areas wh ere moisture or condens ation can be expected. fig. 8-1 wiring scheme fig. 8-2 bracket hole pattern battery dc-ups data/ temp. (11) rtn (12) center tap (13) x1 (+) x2 (-) battery wires (+) ( - ) x1 uzk24.121 battery module temp. (11) rtn (12) center tap (13) optional load output input (+) (-) jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 3/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 9. r eplacing b atteries disconnect battery fuse befo re replacing the batteries. to replace battery, loosen screw with only one turn and slide the mounting brac ket sideways. replace only one battery at a time. always dispose the batteries through a recycling organization. batteries mu st be completely discharged before recycling. batteries can also be return ed to puls or the battery manufacturer. battery replacements can be acquired through puls. puls also offers a list with recommended ba tteries in case batteries need to be acquired elsewhere. 10. f unctional d iagram fig. 10-1 functional diagram batter y module with sensor board fuse +- bat1 12v +- bat2 12v (+) (-) temp. sensor center tap temp. rtn x1: auto resettable fuse 2m 2m uzs24.100 sensor board 11. e nvironment operational temperature *) -10c **) to +40c (14f to 104f) for charging -15c to +50c (5f to 122f) for discharging storage temperature -20c to +50c (-4f to 122f) for storage and transportation humidity 5 to 95% r.h. iec 60068-2-30 do not energize while condensation is present vibration sinusoidal 4mm at 16.7hz fixed frequency for 1hour vibration in vertical mounting orientation according to iec/en 61056-1 shock free fall from 20cm onto a wooden floor shock with bottom down orientation according to iec/en 61056-1 altitude 0 to 6000m (0 to 20 000ft) without any restrictions 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. **) frequently charging below +5c (41f) reduced the lifetime of the battery jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 4/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 12. uzs24.100 s ensor b oard 5/9 the battery module incl udes the monitoring and protection board uzs24.100. this board contains a temperature sensor and a center- tap connection with an au to-resettable fuse to protect the center-tap wire between the battery module and the dc-ups control unit. the uzs24.100 is compat ible with most of the puls dc-ups control uni ts and enables all the benefits of the puls 1-battery-concept.this makes the use of matched replacement batteries unnecessary and allows a prec ise battery charging and testing which re sults in the longest possible battery life. the use of the sensor board is optio nal, the dc-ups will also function without the sensor board installed. screw terminal specification: solid wire 0.5-1.5mm 2 stranded wire 0.5-1.5mm 2 american wire gauge awg20-12 max. wire diameter 1.5mm (including ferrules) wire stripping length 6mm / 0.25inch screwdriver 3x 0.5mm slotted recommended tightening to rque 0.5nm/ 4lb-in follow national installation code s and installation regulations! ensure that all strands of a stranded wire enter the terminal connection! unused terminals should be securely tightened. ferrules are allowed. jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 13. p rotection f eatures degree of protection ip 00 en/iec 60529 class of protection iii en/iec 61140 internal input fuse 35a dc-fuse (ato blade type) isolation voltage between power and signal circuits to chassis 1100vac 14. a pprovals ec declaration of conformity the ce mark indicates confo rmance with the low-voltage directive (lvd) 2006/95/ec. iec 60950-1 2 nd edition, pending cb scheme, information technology equipment ul 508, pending ind. cont. e q. 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 2 nd edition, pending recognized for use as information technology equipment, level 5; u.s.a. (ul 60950-1) and canada (c22.2 no. 60950-1); e-file: e137006 jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 6/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 15. p hysical d imensions and w eight size (wxhxd) 203x186x143mm with installed sensor board uzs24.100 203x186x135mm without installe d sensor board uzs24.100 weight 9000g / 19.8lb uzk24.121 900g / 2lb uzo24.121 fig. 15-1 front view fig. 15-2 side view fig. 15-3 isometric view jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 7/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah 16. r ecommendations for a l ong b attery l ife temperature: the temperature has the most impact on the service life. the hotter the temperature, the earlier the wear-out phase of the battery begins. the wear-out resu lts in a degradation of ba ttery capacity. place the battery module in a cool location, e.g. near the bottom of the c ontrol cabinet. do not place the battery module near heat generating devices. do not overchar ge batteries! fig. 16-1 service life vs. ambient temperature, typ. 20c 10 30c 35c 40c 45c 8 6 4 2 ambient temperature 25c 1 3 5 7 9 service life in years design life of battery a: 3-5 years b: 6-9 years c: 10-12 years a b c number of discharge cycles and depth of discharge: do not discharge batteries more than necessary. set buffer time limiter to th e required buffer time. the number, as well as the depth of discharging cycl es is limited. a replacement of the battery might be necessary earlier. when choosing the battery capacity, always try to get the next higher capacity than required. the depth of discharge reduces the service life of the batte ry and limits the number of cycles. fig. 16-2 battery degradation vs. discharging cycles, typ. 0 120% 100% 40% 20% number of discharging cycles 200 60% 80% cell capacity depth of discharge a: 100% b: 50% c: 30% 400 600 800 1000 1200 a b c store batteries fully charged do not store discharged batteries . keep batteries fully charged! charge retention is important to get th e longest battery life. stored batteries which are not fully charged age faster then charged batteries. batteries whic h are not in use should be recharged at least once a year. the higher the ambient temperature, th e shorter the charging interval. at storage temperatures higher than 30c, recharging should be done at least ev ery nine months. jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 8/9
uzk24.121, uzo24.121 u-series b attery m odule 24v, 12ah jul. 2014 / rev. 1.2 ds-uzk24.121-en all parameters are specified at, 25c ambient temperature unless otherwise noted. www.pulspower.com phone +49 89 9278 0 germany 17. m ounting o rientations the standard mounting orientation is the ve rtical installation onto a flat surface. fig. 17-1 standard mounting orientation the following mounting orientat ions are also allowed: fig. 17-2 allowed mounting orientation do not use the battery module in an upside down position: fig. 17-3 forbidden mounting orientation 9/9
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