ABB产品-电气行业

1SFC132104M0201 | Application manual: Waste water pump | User guide 19 5.2 When a fault or protection has tripped (Yellow pilot light is on) When a protection has tripped the softstarter e.g. when the pump is clogged or jammed, the yellow pilot light will turn on and the PSTX HMI display will flash and indicate that a protection is active. 5.2.1 Reset the protection To reset the protection do one of the following actions, depending on selected set-up: • Press the blue reset push button (make sure that remote control is selected on the PSTX HMI) See 3 in Figure 18. • Give Reset signal with the PLC (make sure that remote control is selected on the PSTX HMI) • Press Options u Active faults/protections on the PSTX HMI, See 6 in Figure 18. 5.2.2 Run manual pump cleaning in reverse direction To run manual pump cleaning in reverse direction • Press the black toggle pilot device to the left for reverse pump cleaning (make sure that remote control is selected on the PSTX HMI). See figure 4 in Figure 18. • Give reverse signal with the PLC (make sure that remote control is selected on the PSTX HMI). • Press Menu u Motor jog u left arrow on the Navigation keypad on the PSTX HMI,See 7 and 8 in Figure 18. 5.2.3 Run manual pump cleaning in forward direction To run manual pump cleaning in forward direction • Press the black toggle pilot device to the right for forward pump cleaning (make sure that remote control is selected on the PSTX HMI). See figure 4 in Figure 18. • Give forward signal with the PLC (make sure that remote control is selected on the PSTX HMI). If this solves the clogging, start the pump according to chapter 5.1.1 Soft start the pump. 5.3 Change between local and remote control To change control of the PSTX softstarter between local control and remote control, press the L/R button on the PSTX HMI, See 9 in Figure 18. • Local control means control only with the PSTX HMI • External control means control with either push buttons or PLC. 4