Delta Electronics NH Plus Series

4
Η
Installation and Wiring
4-6
4-5-2 Wiring (Single Unit)
Wiring procedure:
1. Remove the terminal cover at the rear side. See Fig. 4-1.
2. You can see the terminal block with marks as below.
 Input / Bypass: R, S, T and neutral
 Output: R, S, T and neutral
 External Battery: positive(+), negative(-) and neutral
 Grounding Terminal: Protection
Remover
Cover
Input
External Battery
Output
Grounding
Terminal
Fig. 4-1 Wiring Terminal