PowerWalker VI 1000RT LCD Manuel page 17

Connecting the Multiple EBMs in rack form
1. Connect Earth line between UPS and the first EBM, and then connect Earth
Line between the first EBM and the second EBM.
2. Take off the front panel, and connect the battery terminal (A) from UPS to
EBM terminal (B) shown as below. And then connect the battery terminal (D)
from the first EBM to the battery terminal (E) from the second EBM. Users
need to remove the small gate(C) on side of the front panel to allow the
outlet wire of the EBM to pass through the gate and then reassemble front
panel.
Note: Three or more EBMs can be connected to the UPS in the same way as shown
above.
E
B
D
A
EN