Group 7.3 Rescue Operation - UPS Protection Function
Parameter Number | Parameter Name | Units | Default | Available Settings | Access | Change During Run | Scaling | Size (Bytes) | CAN Register | CAN Sub Index | Modbus Register |
|---|---|---|---|---|---|---|---|---|---|---|---|
P7-04 | UPS Rating | kW | 0.0 | 0.0 ... 65535 | RW | Y | 1 = 0.1 kW | 2 | 22C0h | 0 | 704 |
P7-05 | Rescue Mode Current Limit | % | 100.0% | 0.0 ... 200.0% | RW | Y | 1 = 0.1% | 2 | 22C1h | 0 | 705 |
Used to protect overloading/ collapsing of voltage of the UPS power supply which could cause a motor stall condition.
When the output power to the motor exceeds this value for the time set in parameter (P7-16) UPS Overload Time Limit, the drive will ramp down to Stop, apply brakes (if controlled by the drive) and trip on “UPS-L”, to restart a new direction command will need to be provided by the controller.
If value is set to 0.0 then this function is disabled.
Sets the current limit during rescue mode operation. If the drive current exceeds this value then the speed will be reduced until the current level falls below this value.