Can Balancing; Disconnecting The Lithium Battery - Whisper Power Lithium Plus User Manual

Power battery 12 v 210 ah / 12 v 340 ah / lifepo4 iron phosphate batteries
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28
WhisperPower Lithium Plus 12 V 210 Ah 340 Ah
0
1
Figure 17. Use Con2 to power the CAN bus
CAN_Term_Male
Figure 18. Use of CAN power cable to power the CAN bus

4.7.4. CAN balancing

When the Lithium battery is connected in a series configuration CAN balancing is required.
CAN balancing makes sure that all batteries are balanced properly. For this it is necessary
that the batteries must communicate with each other. Therefore the CAN bus is used.
CAN balancing works with WP BCI-C1/WP WIB and without WP BCI-C1/WP WIB up to 8
batteries.
15/03/2018 17:00 C:\Users\ipapa\OneDrive\Desktop\24V_2s1p.sch (Sheet: 1/1)

4.8. Disconnecting the Lithium battery

1. Turn off any device or charger the Lithium battery is connected to.
2. Disconnect the negative wire from the - terminal of the Lithium battery.
3. Disconnect the positive wire from the + terminal of the Lithium battery.
USB
CAN
USB
CAN_Term_Male
2
CAN Power Cable
FUSE
CAN
Red(+)
Black(-)
J1_BREL
X2
Rc
Rnc
Rnc
J2_IO
X1
J3_CAN
CAN_Term_Female
5A
3
4
J1_BREL
V+
J2_IO
GND
X1
J3_CAN
Con J2 (IO connections)
V+ soc nc
Rc Rnc Rno
gnd
1
2
3
4
5
6
7
Rc (pin 4)
Rnc (pin 5)
CAN_Term_Female
J1_BREL
X2
Rc
Rnc
Rnc
J2_IO
X1
J3_CAN
Version
V+ Battery
Fuse 5A
1
2
3
4
5
V+
Con2
5
6
X2
BT11
Main Switch
K1
A1
A2
Plus
Minus
5A
0.1
2014 OCT 06
R. Pot
Date
Name
6
7
V- Battery
GND
7
8
Plus (+)
Minus (-)
Title:
15/03/20
24V_2s1p
Sheet:
1/

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