Installation Manual

PRELIMINARY

String Optimizer V1500-30 Series

Installation Manual: 57070016-1

v20201023

5. Follow your safety procedures and protocols and use an appropriately rated

multimeter to measure the voltage and verify the polarity for the string(s) of

modules being connected to Input 1.

Figure 13: Check the polarity and gender for PV string

6. Connect the set of PV strings for Input 1 to the INPUT 1 connectors of the String

Optimizer. Ensure that the locking mechanisms on the connectors are fully

engaged.

Figure 14: Connecting Input 1

7. Follow your safety procedures and protocols and use an appropriately rated

multimeter to measure the voltage and verify the polarity for the string(s) of

modules being connected to Input 2. See Figure 13.