ABB DCGear Product Manual page 30

30 D C G e a r
7.2 Corrective maintenance
The corrective maintenance of the panel is to
disassembly of components and/or equipment
damaged or worn parts and replacing them
with other identical or equivalent.
Inverter unit
Item
Inverter
HMI touchscreen display
Compartment, levers,
round bars
Rectifier unit
Item
Rectifier trolley
Voltage/current
transducer
Reverse current relay 32
Compartment, levers,
round bars
Rectifier disconnector switch cubicle
Item
Motorization
Voltage/current
transducer
Compartment, levers,
round bars
FEEDER UNIT (Positive and Negative)
Item
High speed circuit breaker
trolley
Voltage/current
transducer
Protection and diagnostic
relay
P R O D U C T M A N U A L
Type of mulfunction
Malfunction of the mechanical and electrical parts
Damage to the mechanical and insulators parts
Damage or malfunction of HMI
Malfunction of the mechanical and isolators parts
Type of mulfunction
Malfunction of the mechanical and electrical parts
Damage to the mechanical and insulators parts
Damage to the electrical parts and malfunction of
the measuring system
Damage to the electrical parts and malfunction of
the relay
Malfunction of the mechanical and isolators parts
Type of mulfunction
Malfunction of the mechanical and electrical
parts
Damage to the electrical parts and malfunction
of the measuring system
Malfunction of the mechanical and isolators
parts
Type of mulfunction
Malfunction of the mechanical and electrical
parts
Damage to the mechanical and insulators parts
Damage to the electrical parts and malfunction of
the measuring system
Damage to the electrical parts and malfunction of
the measuring and protection system
If damaged will be eventually in their turn
subjected to corrective maintenance and repair,
with the replacement of worn or damaged parts,
as shown in the data sheet.
Activity
Remove trolley from the cell
Replace the damaged parts
Remove trolley from the cell
Replace the damaged parts
Replace with spare parts
Replace with spare parts
Activity
Remove trolley from the cell
Replace the damaged parts
Remove trolley from the cell
Replace the damaged parts
Replace with spare parts
Verify converter settings
Replace with spare parts
Possible repair
Replace with spare parts
Activity
Remove trolley from the cell
Replace the damaged parts
Replace with spare parts
Verify converter settings
Replace with spare parts
Activity
Remove trolley from the cell
Replace the damaged parts
Remove trolley from the cell
Replace the damaged parts
Replace with spare parts
Verify converter settings
Replace with spare parts
Verify relay settings