90
Electrical Connection
Step 1: Before conducting wiring between the BMS and series box, press and hold the
lock button to unplug the short power cable.
Short power cable
Lock
button
B+
B-
Figure 7-6 Removing short power cable
Step 2: Rotate the waterproof cap anti-clockwise to remove it. And rotate the short-
circuit plug anti-clockwise. When the arrow on the rotating ring is aligned with
the arrow on the panel, the short-circuit plug can be removed.
Waterproof
cap
short-circuit
plug
Figure 7-7 Removing waterproof cap