Operating instructions
Contents
1. 89 7 110 0 150 0 187 0 205 0 218 8 231 0 Akkumulatorenfabrik MOLL GmbH Co KG P O Box 11 20 96225 Bad Staffelstein Germany 49 0 95 73 96 22 0 49 0 95 73 96 22 11 info moll batterien de www moll batterien de 02 20112. 60 3 750 4 130 4 710 4 880 C100 h Ah 1 80 72 8 139 218 291 364 437 C120 h Ah 1 80 286 369 458 496 628 729 944 1 308 1 536 1 860 2 280 2 904 3 804 4 188 4 776 4 956 C120 h Ah 1 80 73 3 139 219 292 366 440 C240 h Ah 1 80 295 379 470 528 669 777 976 1 365 1 588 1 934 2 397 3 024 3 984 4 392 5 016 5 184 C240 h Ah 1 80 75 1 144 225 300 374 451 R 1 mQ 0 95 0 76 0 63 0 70 0 58 0 50 0 47 0 35 0 28 0 23 0 22 0 17 0 14 0 12 0 11 0 10 R 1 19 20 9 60 6 40 2 40 1 92 1 60 Ik 2 kA 2 16 2 70 3 24 2 90 3 48 4 06 4 32 5 76 7 20 8 64 9 18 12 24 15 30 16 83 18 36 19 97 2 Length Width Height kA mm mm mm 0 64 272 205 385 1 28 272 205 385 1 92 380 205 385 2 56 272 205 385 3 20 380 205 385 3 84 380 205 385 Length Width Height mm mm mm 105 208 420 126 208 420 147 208 420 126 208 535 147 208 535 168 208 535 147 208 710 215 193 710 215 235 710 215 277 710 215 277 855 215 400 815 215 490 815 215 580 815 215 580 815 215 580 815 Weight dry kg 29 5 38 51 33 41 7 48 5 Weight dry kg 1275 L52 17 8 20 0 22 8 26 4 32 7 44 6 54 3 63 4 75 4 117 127 141 146 156 Weight filled kg 41 0 47 6 69 4 46 5 60 4 66 5 Weight filled kg 17 0 21 0 25 0 27 0 32 0 37 0 46 0 64 0 75 9
3. Operating instructions Stationary solar vented lead acid batteries WARNINGS Observe operating instructions and position them within sight of the battery Work only on batteries under instruction of skilled personnel When working on batteries wear safety glasses and protective clothing Comply with accident prevention rules as well as with DIN VDE 0510 VDE 0105 part 1 No smoking Do not expose the battery to an open flame a glowing fire or sparks as explosion and fire hazards exist Acid splashes in the eyes or on the skin must be washed out or off with plenty of water Then see a doctor immediately Clothing exposed to acid should be washed out with water without delay Dangerous voltages The electrolyte diluted sulphuric acid is extremely corrosive Block batteries or cells are heavy Ensure secure installation Only use suitable transport equipment Explosion and fire hazard due to explosive gases escaping from the battery Caution Metal parts of the battery are always live therefore do not place items or tools on the battery Avoid short circuits Usage of the battery which does not comply with the OPERATING INSTRUCTIONS repairs carried out with spare parts not approved by the manufacturer use of additives in the electrolyte or unauthorised interference with the battery will invalidate any claim for warranty Used batteries with this symbol are reusable goods and must be returned to the recycling process or mus
4. S block solar 62 3 140 12 V 3 OPZS block solar 320 96 9 6 V 4 OPzS block solar 290 129 6 V 5 OPzS block solar 360 161 6 V 6 OPzS block solar 440 193 MOLL opzs solar C h Cio h Type Ah Ah Ue 1 1 V per cell 65 80 4 OPzS solar 290 99 8 201 5 OPzS solar 370 127 257 6 OPzS solar 450 156 317 5 OPzS solar 490 211 371 6 OPzS solar 620 263 468 7 OPzS solar 720 306 543 6 OPzS solar 930 359 670 8 OPzS solar 1300 494 932 10 OPzS solar 1510 589 1 090 12 OPzS solar 714 1 320 1840 12 OPzS solar 3250 882 1 670 16 OPzS solar 1 1 21 2860 ee o 20 OPzS solar 1 47 2 3750 moo HBO 22 OPzS solar 4130 1 617 3 060 24 OPzS solar 1 814 47 4710 fe 2 26 OPzS solar 1 911 620 4880 i lt Cion Ah 1 80 56 2 108 168 225 281 337 Croh Ah 1 80 232 298 368 414 522 606 752 1 044 1 226 1 490 1 866 2 380 3 100 3 420 3 880 4 040 C20 n Ah 1 80 63 8 122 191 254 318 382 C72n Ah 1 80 278 358 444 475 604 700 900 1 260 1 468 1 792 2 181 2 779 3 643 4 003 4 564 4 737 1 2 Ri and Ik according to IEC 60896 11 Reference temperature for all data is 20 C 68 F The manufacturer reserves the right to alter technical specifications 1 2 internal resistance and short circuit current according to IEC 60896 11 C72n Ah 1 80 72 137 216 288 360 432 C100 h Ah 1 80 285 366 454 488 620 718 933 1 300 1 510 1 840 2 250 2 8
5. ed if necessary Should the float charge voltage in single cells deviate more than 0 10 V or 0 05 V from the average value see item 2 3 3 the customer service should be called 6 Testing Tests must be conducted according to DIN 43 539 Part 1 and 4 and IEC 60896 11 Special test instructions e g to prove operational safety in accordance with DIN VDE 0107 and DIN VDE 0108 must be observed 7 Storage and taking out of operation If filled lead acid accumulators are to be taken out of operation for a longer period of time they must be placed fully charged in a dry frost free room To avoid damage periodical equalising charges every 6 weeks or permanent float charging have to be made 8 Transport OPzS solar block batteries and cells are protected against short circuit They are not subject to the German Regulations on Dangerous Goods carried on road and railway GGVS GGVE ADR if they show no damage are protected against sliding falling over and damaging and are piled up on pallets appropriately ADR Annexe A Chapter 3 3 Special Provision 598 These cells batteries are dangerous goods on sea and air transport Declaration and packaging must comply with the requirements of IMDG Codes or IATA DGR Cells batteries without electrolyte are generally no dangerous goods on all kinds of transportation 9 Technical data MOLL OPzS block solar C h Type Ah Ue V per cell 1 65 12 V 1 OPzS block solar 70 32 3 12 V 2 OPz
6. he voltages per cell is less than 1 and the density of the electrolyte has reached the nominal value according to the specification No load has to be connected to the installation until the battery is fully charged 2 Operation At installation and operation of stationary batteries for solar applications the standard EN 50 272 2 has to be observed Solar block batteries and cells should always be operated with charge controllers and deep discharge protection Any exposure to direct sunlight as well as any change of ambient temperature gt 10 K should be avoided 2 1 Operation modes standby and buffer In this case the load the DC power supply and the battery must be connected permanently in parallel Thereby the charging voltage is the operational voltage of the battery and also the system voltage a During standby operation float the DC power supply must be always able to provide the maximum load current and the battery charging current The battery only supplies current if the DC power supply fails The charge voltage at 20 C must be set for OPzS solar 1 measured at the batteries terminals b During buffer operation the DC power supply is not always able to provide the maximum load current The load current temporarily exceeds the rated current of the DC power supply During this time the battery supplies current The battery is not always fully charged Depending on the load the charge voltage should be set at 2 25 t
7. he maximum load current The load current can exceed the nominal current of the battery charger The battery supplies power during this period and the battery will not fully charged The charge voltage has therefore to be set at 2 23 2 35 V per cell 1 x number of cells At regular discharges of approx 0 2 x C19 a charging voltage of 2 30 V to 2 35 V per cell has to be used At regular discharges from 0 2 to 0 3 x C10 the charging voltage should be 2 35 V to 2 40 V per cell In accordance with item 2 5 the charging time at those increased voltages shall be limited to maximum 72 h If no discharge follows then switch to standby operation At standby operation without cycling the batteries should be operated at float charge with 2 23 V cell 1 per cell After deep discharge or after inadequate recharging an equalizing charging as per item 2 5 is necessary 2 5 Equalizing or boost charge Charging method with increased gassing activity at higher cell voltages gt 2 33 V cell done with either increased constant voltage e g 2 33 to 2 40 V cell or constant current The application of this method shall be time max 72h and temperature max 55 C 131 F limited Please take the values from following table Charging Maximum current Velagesereall characteristics in A 100 Ah Cio es do o 50 2 60 2 75 7 0 2 40 On exceeding the temperature maximum the charging must either be stopped or proceeded with reduced current o
8. lyte The electrolyte is diluted sulphuric acid The rated specific gravity of the electrolyte in the fully charged state is based on 20 C 68 F and the MAX electrolyte level with a maximum deviation 0 01 kg l The rated specific gravity is printed on every type label Higher temperatures reduce the specific gravity of the electrolyte lower temperatures increase it The temperature correction factor is 0 0007 kg l per K Examples Electrolyte specific gravity 1 23 kg l at 35 C 95 F corresponds to 1 24 kg l at 20 C 68 F Electrolyte specific gravity 1 247 kg l at 10 C 50 F corresponds to 1 24 kg l at 20 C 68 F 5 Maintenance To avoid leakage currents and the associated risk of fire keep the battery dry and clean Cleaning with clear water no solvents and no detergents Avoid electrostatic charges If the electrolyte level has dropped to the MIN mark purified water as specified under DIN 43 530 Part 4 maximum conductivity 30 uS cm must be used to top up the electrolyte level to the MAX mark To be measured and listed every 6 months e battery voltage e the voltage of some cells block batteries pilot cells e the temperature of the electrolyte in some cells block batteries pilot cells Every 12 months e The voltages and densities temperatures of the electrolyte in all cells blocks have to be measured and listed e Connectors racks and ventilation have to be visually checked and restor
9. o 2 30 V x number of cells 2 2 Discharge The batteries should not be discharged below the nominal capacity and final voltage per cell as indicated in the technical specification Deep discharges of more than 80 of the nominal capacity have to be avoided as the life time of the batteries will be reduced Batteries have to be recharged immediately after a partial or complete discharge but at least within a period of one week up to 4 weeks to 100 To prevent electrolyte stratification an equalizing charge must be carried out according to operating instructions at DOD gt 30 Cio per day or batteries with electrolyte circulation have to be used 2 3 Charging with external charger Charging must only be carried out with direct current Chargers with IU IUI or W characteristics according to DIN 41773 DIN 41776 and DIN 41774 may be used 2 3 1 IU or IUU characteristics Starting with a given initially constant charging current I the cell or battery voltage reaches the given final value which depends on the charging requirement by the application The charger automatically switches then to constant operating voltage U As long as the final voltage is not reached the charging current is limited by the charger only Typical values for constant currents are 0 5 to 2 0 times 110 Typical constant voltages are 2 23 2 25 2 30 2 40 V cell The different voltages are given by the application The IUU characteristic provide
10. r be switched to float charge to allow the temperature to drop The equalizing charge if executed with constant current is completed when the individual cell voltages does not increase longer within 2 hours 2 6 Ripple currents During recharging up to 2 40 V cell the RMS value of the AC ripple current may reach temporarily max 20 A 100 Ah Cio After recharging and at standby float or buffer operation the RMS value of the ripple current must not exceed 5 A 100 Ah Cio 3 Battery temperature and related charging voltage All technical data refer to the nominal temperature of 20 C 68 F The ideal operating temperature range is 20 C 5 K 59 F to 77 F The recommended operating temperature range is 10 C 50 F to 30 C 86 F Higher temperatures reduce the working life Lower temperatures reduce the available capacity Exceeding the temperature limit of 45 C 113 F up to 55 C 131 F is acceptable only for short periods Exceeding the temperature limit of 55 C 131 F is not permissible A temperature related adjustment of the charging voltage within monthly averaged battery temperature of 10 C 50 F to 30 C 86 F is not necessary Below 10 C 50 F in the monthly average the charging voltage should be increased 0 003 V cell K for a faster recharging Above 30 C 86 F in the monthly average voltage may be reduced 0 003 V cell K to reduce water decomposition and corrosion 4 Electro
11. s a switching point after a higher first constant voltage to operating voltage 2 3 2 IUI characteristics This characteristic is a very effective method in order to recharge batteries in short time and to crack sulphations At first an IU characteristic is applied to the battery After a given time held out at constant voltage the charging method is then extended by using a reduced constant current I This current is limited to 5 A 100 Ah Cio The cell or battery voltage reaches values between 2 60 and 2 75 V cell Check if loads have to be disconnected before in order to prevent damage On exceeding the maximum temperature of 55 C 131 F the charging has to be either stopped or proceed with reduced current or be switched to float charge as per item 2 3 3 in order to allow the temperature to drop The fully charged state is reached when the cell voltages have not risen for a period of 2 h 2 3 3 Float charge float voltage A battery is float charged when the electrodes are sufficiently polarized in that quantity that the floating current compensates the self discharge rate of the battery A fully charged battery remains at 100 SOC while being floated The float voltage depends on acid density Please take the values from following table Floating voltage Battery type 2 23 Vicell 1 OPzS solar 2 4 Charging with alternative power supply When using an alternative power supply the battery charger is not always able to supply t
12. t be disposed in accordance with the rules of the country concerned 1 Commissioning of filled and charged batteries Before commissioning all cells blocks must be inspected for mechanical damage Assemble the cells blocks in accordance with their polarity If necessary the contact surface of the poles and the connectors has to be cleaned The connectors have to be firmly seated by tightening the terminal screws with a torque of 22 1 Nm The distance between block batteries and cells should be 10 mm in an installation Observe the Installation Instruction Check the electrolyte level in all cells If necessary top up with purified water as specified under DIN 43530 part 4 all cells having lower level of electrolyte Be aware that the electrolyte level will increase during charging during charging Connect the battery to the DC power supply with the charger switched off battery fuses removed MOLL BATTERIES OPzS solar amp OPzS block solar Number of cells blocks and the load disconnected ensuring that the polarity is correct Positive terminal of the battery to the positive terminal of the charger Multipole cells have to be connected using all poles with same diameter and length of connectors Switch on the charger and charge as per point 2 3 In case of alternative power supplies like solar photovoltaic installations or wind turbines point 2 3 all cells of the battery have to be fully charged until the absolute deviation of t
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