2V200ah smart battery

The performance of intelligent battery parameters 2V200AH
The physical parameters of 1, battery

Rated voltage	2V
Rated capacity	200Ah (10hr. cutoff voltage 1.80V)
Nominal weight	13.5kg
The volume ratio of energy	64.3Wh/L
The weight ratio of energy	29.6Wh/Kg
The internal resistance of the battery	0.57M.
Terminal type	M10 threaded connection
The use of temperature	The discharge temperature: -40 ℃ ~ 50 ℃
	The charging temperature: -20 ℃ ~ 50 ℃
	The storage temperature: -20 ℃ ~ 40 ℃
Optimum temperature	15 ℃ ~ 25 ℃
Charging voltage	2.30V ~ 2.35V/ cells (25 ℃)
The floating voltage	2.23V ~ 2.27V/ cells (25 ℃)
Storage self discharge	It's been 1 months. 99%
	It's been 3 months. 93%
	It's been 6 months. 84%
The groove cover material	Engineering plastics ABS
Design life	15 years

In Figure 2, the battery performance
Constant current discharge meter (A) (25 ℃)

Termination voltage	15min	30min	45min	1hr	3hr	5hr	10hr
1.60V	312	224	174	129	58.5	37.8	22
1.65V	308	220	169	128	57.7	37.3	21.8
1.70V	296	213	163	124	56.8	36.7	21.4
1.75V	276	199	154	119	55.2	36.1	21
1.80V	262	192	147	112	52.8	35.2	20.6

Constant power meter (W/block) (25 ℃)

Termination voltage	15min	30min	45min	1hr	3hr	5hr	10hr
1.60V	585	418	309	224	116	73.1	43.4
1.65V	575	410	305	222	115	72.7	43
1.70V	556	399	294	219	112	72.3	42.7
1.75V	521	383	282	207	109	71.5	41.7
1.80V	494	353	264	197	104	70.6	41

Discharge voltage and time curve                     capacity curve under different temperature
Charging voltage and time graph            the residual capacity of the storage time under different temperature and the relationship between the curve
3, electrical parameter measurement
Voltage error: ≤ 0.5%
Voltage ≤ 1.5V, enter the state of protection.
The temperature error: ≤ 0.5 ° C
Internal consistency: ≤ 2%,
A single internal resistance measurement of energy dissipation ≤ 5 Joule
The built-in physical switch
Status indicator