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The battery is supplied in electrolyte filled, formed and discharged condition.





Rated Voltage: 24V


Application: IL-62, IL-76, IL-78, IL-86, IL-96, IL-103, IL-114, IL-144 TU-134, 142, 154, 154B,204,214 LETL410-UVP-E90 YAK 40 M-28 SU-22,22,24, 27, 30,26, 29, 31 Ka-26, Ka-32


High rate discharge at 175A to an end voltage of 15.2V at 27±5°C: 5 minutes (minimum)


Engine Cranking Test 45 seconds cycles from 650A to 75A at 3 minutes interval between starts to an end voltage of 18 volts.: 5 cycles


Engine Cranking Test as above at-5±2°C: 3 cycles


Emergency loads: 2 batteries in parallel meet an emergency load of 100 amps for a minimum duration of 30 minutes


High rate discharge at -18°C: A fully charged battery kept in the chamber for 16 hours discharge at 625 Amps for 10 seconds and 250 Amps for 50 seconds. Voltage during 250 Amps discharge - not less than 10 V


Cycle life: 400


Storage life: 2 years from the date of manufacture


Service life: 3 years from the date of commissioning


Environmental tests at: -18 ± 2°C for 16 hours + 55° ± 2°C for l6hours



a) Normal condition: +2g to-2g for one minute lateral and fore and aft axes. +4.5g to -2g for one minute vertical axis.

b) Crash condition: +9g to 9g for one minute lateral and fore and aft axes +4g to -4.5g for one minute vertical axis. In addition 10g acceleration for one minute in all three directions


Tropical Exposure: 35± l°C at 95% RH for 12 hours 20± 5°C at 95% RH for 5 to 12 hours No. of cycles 14


High Altitude: 20 km altitude at rate of 5 km and capacity performance / charge acceptance (CP charge) at that altitude complied.


Storage: The battery shall be stored between +25°C and +35°C