Replacement Of Control Module (Bms); Replacement Of 3 Rd Level Control Module (Mbms) - Pylontech PowerCube-H1 Operation Manual

chapter 3.5.
5.2.1.7 Turn on this battery string. Refer to chapter 3.6.

5.2.2 Replacement of Control Module (BMS)

5.2.1.1 Turn off the whole battery string's power. Must confirm the D+ and D- terminal are without
power. The turn off progress refer to chapter 3.6.5.
5.2.2.2 Pull out the plugs of Power Cables and the communication plugs.
Danger: the power cables still have high voltage DC power from another battery modules, must
be careful to handle the Power plugs.
5.2.2.3 Dismantle the 4 screws of the battery module's front face.
5.2.2.4 Install the new control module (BMS). And reconnect all the cables. Refer to chapter 3.5.
5.2.2.5 Turn on this battery string. Refer to chapter 3.6.
Caution: Before pull out the communication cables must mark the cable number, to avoid cable
wrong sequence.
5.2.3 Replacement of 3 level Control Module (MBMS)
rd
5.2.3.1 Turn off the Power Switch. Refer to chapter 3.6.5.
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