DC Input Stage
AssemblyFront-end DC bus handling 1500 V DC from battery or PV, with protection, isolation, and inrush limiting. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for DC Input Stage
9 top-level lines as of r77761| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | DC Busbar | grid-forming-inverter-dc-busbar | 1× | 1 | · | part |
| 2 | DC Fuse | grid-forming-inverter-dc-fuse | 2× | 2 | · | part |
| 3 | DC Contactor | grid-forming-inverter-dc-contactor | 2× | 2 | · | part |
| 4 | Pre-charge Resistor | grid-forming-inverter-precharge-resistor | 1× | 1 | · | part |
| 5 | Pre-charge Relay | grid-forming-inverter-precharge-relay | 1× | 1 | · | part |
| 6 | DC EMI Filter | grid-forming-inverter-dc-emi-filter | 1× | 1 | · | part |
| 7 | DC Surge Protector | grid-forming-inverter-dc-spd | 2× | 2 | · | part |
| 8 | DC Disconnect Switch | grid-forming-inverter-dc-disconnect | 1× | 1 | · | part |
| 9 | Insulation Monitor | grid-forming-inverter-insulation-monitor | 1× | 1 | · | part |