Test Equipments for Lead-Acid batteries


It meets the requirement of sub clause 12.7 at IS8320:2000. Equipment essentially consists at electronic constant current load, digital voltmeter, temperature indicator, time totalizer and comparator for cut off level sensing.
Specifications of a typical capacity tester for 12V battery are as below:
Battery under test: 12V
Discharge current range: 2.5-25A adjustable through 10 turn pot.
Battery discharge limit: Not below 4.5V
Cut off voltage: settable
Voltmeter: 19.99V
Temperature Indicator: 0-200°C with acid resistant sensor type PT100
Ammeter: 199.9A
Beeper: 1hr / 15min with manual acknowledge.


Meets the requirements of sub clause 12.11 of IS 8320: 2000. Equipment essentially consists of a constant current electronic load consisting of reverse polarity protection.
Typical specifications for high rate discharger for a 12V battery are as below.
Battery under test: 12V
Discharge current: Settable between 50A to 500A through a 10 turn pot.
Voltage comparators: 2Nos. for adjusting ‘C’ and ‘D’ levels of cell and ‘B’ levels.
Time measurement: 2 Nos. Digital time interval meters.
Temperature indicator: 0-200 °C with acid resistant sensor type PT100.
Voltmeter: 19.99V
Ammeter: 1999A


Confirms to requirements of sub clause 12.14 of IS 8320: 2000. Equipment essentially consists of a discharger unit, charger unit and a programmable timer for adjusting the charging / discharging cycles.
Specifications for a typical 12V battery are as under.
Charger unit: Constant current charger, with charging current continuously adjustable up to 50A through a 10 turn pot.
Discharger unit: Constant current transitorized load with discharging current continuously adjustable up to 50A through a 10 turn pot.
Timer: Microprocessor based with programmable charging and discharging cycles with back up memory.
Voltmeter: 0-19.99V
Ammeter: 0-199.9A


Various types of chargers such as

  • Constant current chargers
  • Constant voltage chargers
  • Trickle chargers
Shall be made available according to the customers’ requirements.    
  Sarman Engineering Pvt Ltd, Sarman, SARMAN ENGINEERING, Designing, manufacturing, commissioning & servicing of Testing equipment for switchgear products such as Contactors, Overload relays, Motor starters, MCCBs, ACBs HRC fuses, Fuse Switches, Control Accessories for Industrial applications and also for products like small ON/OFF switches, MCBs, ELCBs, RCCBs used in domestic sector. Over a period of time we have also diversified into manufacturing of regulated DC constant current / constant voltage sources and testing equipment for Lead-Acid batteries, fuel cells, energy meters etc. Website by amit9827, www.WebTechIndia.com,Webtechnologies(India)
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