Charger & Switchover Controller
AssemblyIntelligent charger maintaining battery charge at 13.8V DC and relay switching backup pump on when AC sump fails. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Charger & Switchover Controller
7 top-level lines as of r10403| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | AC to DC Charger Supply | backup-sump-pump-system-power-supply | 1× | 1 | · | part |
| 2 | PWM Charging Circuit | backup-sump-pump-system-charger-circuit | 1× | 1 | · | part |
| 3 | Power Loss Switchover Relay | backup-sump-pump-system-switchover-relay | 1× | 1 | · | part |
| 4 | AC Mains Sensor | backup-sump-pump-system-mains-sensor | 1× | 1 | · | part |
| 5 | Low Voltage Cutout | backup-sump-pump-system-low-voltage-cutout | 1× | 1 | · | part |
| 6 | Audible Alarm Horn | backup-sump-pump-system-alarm-buzzer | 1× | 1 | · | part |
| 7 | Status Indicator LED | backup-sump-pump-system-status-led | 1× | 1 | · | part |