SD1500 Manual
28
EN
5. Parallel Mode
5-1. Prepare for Parallel Usage
1. Before setting, you need to ensure that the main switch is ”OFF”.
2. Before using the parallel function, you need to set the parallel jump of the green
terminal the status of which must be “ON”, if the between in another SD is set
to ”OFF” which is termination resistors.
Figure 26. Parallel jump setting
Example：If three SD inverters are paralleled, setup green terminal.
Parallel
Unit 1
Unit 2
Unit 3
Type
Slave #1
Master
Slave #2
Parallel Jump
ON
OFF
ON
If you parallel N units, the first (unit 1) and the last unit (unit N) must set parallel jumper in ON
position.
Table 19. Jumper setting for parallel usage
Figure 27. Sample
─
three SD inverters are paralleled