ABB UNO-DM-1.2-TL-PLUS-Q - Page 145

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001004AG
8 - Maintenance
12. Voltage absence test on bulk capacitor
Check the absence of voltage on the bulk capacitor using the voltage
detector. The voltage absence test on bulk capacitor must be carried out
on the inverter main board, on the terminals of C217 capacitor as shown
in the picture below.