Delta M100-212 Operation And Installation Manual page 36

Installation
- Reverse pole connection is prohibited that will damage the inverter.
- Only accept under 1100V maximum PV strings to the inverter
One PV combiner box input
After inserting conductor,
tighten by 16 N • m torque
Figure 3-18: wiring of DC busbar (for 1 PV combiner box)
(1) Pass PV+ or PV- cable through each M40 gland with the proper inner rubber
(2) Follow the polarity as shown in Figure 3-18 to insert PV+ or PV- cable to
each terminal
(3) Use M10 spanner to tighten nuts with 16 N-m torque
(4) Fasten all M40 glands for sealing
- After DC cabling, please check if there are gap inside
the cable gland, if yes, suggest to use silicon or duct
seal to fill the gap.
- When using plastic or HDPE conduit cabling, please
use silicon or fire mod to fill the gap and conduit.
WARNING !
DC-
DC+
DC busbar
CAUTION !
36
DC-
DC+