
10.5 Mains Connections 10.5.1 Connection socket of ISG3410-400V
| Pin name | Pin designation | Wire colour |
| L1 | Phase L1 | Brown |
| L2 | Phase L2 | Black/ grey |
| L3 | Phase L3 | Black |
| N | Neutral | Blue |
| PE | Ground | Green-yellow |
The nominal voltages between the phases are 3x400V (-10/ +10%)
| Measurement between the pi | ns | Voltage (VAC) |
| NL1 | PEL1 | 230 |
| NL2 | PEL2 | 230 |
| NL3 | PEL3 | 230 |
| L1L2 | 400 | |
| L1L3 | 400 | |
| L2L3 | 400 |
Further hints: