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Professional BB inverter maintenance series
Maintenance process
Step one: Ask the user about the fault of the inverter.
Step 2: Analyze the causes of such failures based on the user's fault description.
Step 3: Open the equipment to be repaired, confirm the damaged components, and analyze the feasibility of repair and recovery.
Step 4: According to the working position of the damaged device, read and analyze the working principle of the circuit to find out the cause of the damaged device.
Step 5: Contact the customer, quote the repair price, and solicit the user’s repair opinions.
Step 6: Find relevant components for replacement.
Step 7: After confirming that the inverter fault and its causes have been eliminated, power on and conduct the experiment.
Step 8: When the frequency converter is working normally, enter the system
Hourly repair service and quick response test.
Series frequency converter
Series frequency converter
+B+
-+B+B+
-+B+3-+
3-+3-+ B+
-+B+B+
-+B+B+
-+B+B+
Series inverter
-+3-+
-+
-+
-+
-+
-+3-+
-+
-+
3+
+
-+3+
+3+3+
+
Supply abb inverter repair service inverter repair and maintenance accessories 18 years of professional experience