Protect PV.500-MH Operating Instructions
8.1.1Signalling
LEDs:
Red, permanently ON: Deactivating fault
| (must be acknowledged via the menu) |
Red, flashing: | |
Yellow, flashing: | |
Green OFF: | INV in sleep mode |
Green, flashing (1Hz): | INV waiting for feed conditions |
Green, flashing (0.5 Hz):INV feeding into mains with derating
Green, permanently ON: | INV feeding into mains |
Acoustic signal generator:
Signal generator ON: Urgent message and equipment fault
8.1.2Keyboard Operation
You can use the ENTER key to open and close submenus and to acknowledge control functions and parameters.
The 4 display keys are assigned to different functions. The key functions that are currently active are represented as symbols which can be found in a small framed area on the
In the "Operating display" and "Inverter" menus, you can switch the inverter on and off using the general keys. The keyboard sym- bols in the menu indicate the control function which is currently available. If a
If a unit fault occurs, refer to the "Inverter" menu, where the cause is specified. After eliminating the cause, acknowledge the fault in the menu. You can then switch the individual converters back on again.
You can acknowledge the acoustic signal generator using the key- board. On the LCD operating display you will find a special acknowledgement key represented by a loudspeaker symbol. In all other menus, you can press any key (even a key to which no func- tions have been assigned) to acknowledge the generator. If the number of messages or faults increases, the acknowledgement is cancelled. You can impose a general block that inhibits the acous- tic signal generator in the event of a fault and inhibits the clicking sound when you press a key.
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