operation manual

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Technical data
General characteristics
Capacity 2,685 Wh
Nominalvoltage 25.9 V
Final charging voltage 29.05 V Reversible protected mode*
Final discharging voltage 21.0 V Reversible protected mode*
Nominalcharge 104 Ah
Maximum discharge rate (A) 180 A Safety function, not a starter battery
Maximum discharge power (W) 4,660 W
Weight 24,3 kg / 53.6 lbs
Dimensions 577.5 x 218.5 x 253.5 mm /
22.7 x 10 x 8.6 inches
Volume 32 l
Battery chemistry LiNMC
Benchmark information
Energy density (Weight) 110,5 Wh/kg / 50 Wh/lbs
Energy density (Volume) 84 Wh/l
Power density (Weight) 180 W/kg / 81.8 W/lbs
Power density (Volume) 141 W/l
Lifetime data
Cycle lifetime 800cyclesat100%deepdischargeat25°C/
800cyclesat100%deepdischargeat77°F
Results in approx. 25 % capacity loss
Average capacity loss per year Ca.4%at25°Cambienttemperature/
Ca.4%at77°Fambienttemperature
Depending on utilization and
environmental temperature
Usage information
Cell operating temperature -20°Cto+65°C/-4°Fto+149°F
Cell charging temperature 0°Cto+45°C/32°Fto+113°F
Storage temperature -30°Cto+55°C/-30°Fto+131°F
Typical storage time at
50% charge
1 year
Max. Connections 2S8P or 1S16P For larger battery banks refer
to Torqeedo
Max. quick charge 100 A Charging time < 1.2 hours
Protection class IP 67 Waterproof, can be submerged up to 1
meter for 30 minutes without damage
Battery composition
Numberofcells 336
Cell housing Steel cylinder safety cell
Capacity per cell 2.25 Ah
Nominalvoltagepercell 3.7 V
Cell connection 7s48p
Battery management system and safety
On-Off switch Yes
Cell-Balancing Yes Increases the lifetime of the battery
High current and short circuit
protection
Yes 4 level safety cut-off mechanism to pro-
tect against short circuit and overcurrent
Deep discharge protection Yes Cutoff at < 18,9 V
Charge protection at < 16 V
Protection against incorrect
charging
Yes 3 protection levels against overcharging
Protection against wrong polarity
connection
Yes
Individual cell voltage monitoring Yes
Current Interruption Device for
each cell
Yes
Safety vent for each cell Yes
Cell temperature monitoring Yes
PCB temperature monitoring Yes
Automatic shutdown in case of
submersion of the batterie
Yes
Information system
Interface RS485
Electronic battery identification Yes Important for connection of multiple
batteries into battery banks
Data logging Yes Important for warranty information