Guangzhou Donglong Electronic Technology Co.,ltd
Guangzhou Donglong Electronic Technology Co.,ltd -------- Your satisfaction is our goal, Your smile is our pursuit
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for electric bike using 12v battery charger for 12v 40ah lead acid batteries
Brief description :
1. Aluminium case , light weight
2. Input voltage ; DC 100 V ~240 V 50 / 60 HZ
3. Max wattage : 120 W
4. Charge mode : 3 stage ( CC CV float mode )
5. Charging : High saturation and efficiency
6. Input plug(power cords) : EU US UK AUS Italy Plugs etc ( can be Customized)
7. Output Connector : DC jack, XLR, JST, Cigar Lighter, Alligator Clips etc
The specification :
| Nominal Output Voltage | CV | CC | Transition / Cut-off Current | Net Weight | Size | |||
| Lead Acid | Li-MnO2 | LiFePO4 | A | Lead Acid (A) | Li(A) | (kg) | (mm) | |
| DL120-12V | 14.7V | 16.8V | 14.6V | 6A | 1.2 | 0.3 | 0.9 | 135*90*50 |
| DL120-24V | 29.4V | 29.4V | 29.2V | 3A | 0.8 | 0.2 | ||
| DL120-36V | 44.1V | 42.0V | 43.8V | 2.5A | 0.6 | 0.15 | ||
| DL120-48V | 58.8V | 54.6V | 58.4V | 2A | 0.4 | 0.10 | ||
Note: Cut-off point for Li battery is 5% of CC, and it can be setted between 3-10%.
Charging Procedure :
1. First output power charger wire ends are connected to the battery anode and cathode , the charge
indicator turns green, the connection is correct, otherwise the charge in question, please check the
actual situation.
2. Then city power plug to socket , the indicator is red, charger will be into the charging state .
3. When the indicator light turns to green, the battery is charged to 95% , If you want to reach 100% ,
keep charging for 1 to 2 hours before end of charge.
4. When fully charged, disconnect the city power first, then disconnect the battery cable.