Parallel Mode; Prepare For Parallel Usage - Cotek SD Serie Mode D'emploi

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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.
Example：If three SD inverters are paralleled, setup green terminal.
Parallel
Type
Parallel Jump
If you parallel N units, the first (unit 1) and the last unit (unit N) must set parallel jumper in ON
position.
28
Unit 1
Slave #1
ON
Table 19. Jumper setting for parallel usage
─
Figure 27. Sample three SD inverters are paralleled
Figure 26. Parallel jump setting
Unit 2
Master

OFF
Unit 3
Slave #2
ON