Slip Ring Unit; Lubrication System And Bearings - ABB AMA Series Manual

Manual for Induction Motors and Generators
***Following table for rotor type: Slip rings

7.3.1.5 Slip ring unit

Maintenance object
Assembly
Brush holders
Brushes
Slip ring cabling
Slip rings
Brush gear
Pt-100 elements
Anticondensation heaters
Encoders
Auxiliary terminal boxes

7.3.1.6 Lubrication system and bearings

***Following table for bearing type: Rolling bearing
Maintenance object
Bearing during operation
Waste grease
Re-greasing
Seals
Bearing insulation
***Following table for bearing type: Sleeve bearing
Maintenance object
Bearing assembly
Bearing shells
Seals and gaskets
Bearing insulation
Lubrication piping
62 - Maintenance
L1 L2 L3
V V / C V / C
v V / T V / T
V V / T V / T
V V V
V / T V / T V / T
V V / T V / T
V V / T V / T
V V / T V / T
V V V / t
V V / T V / T
L1 L2 L3
T T T / R
V V / C V / C
V V / R V / R
V V / D V / D
V / C V / C V / C / T
L1 L2 L3
V V / T V / T
V V V / T / D
V V V / T / D
V V / T V / T / D
V V V / T D
L4 Check / Test
V / C Mounting, insulation
V / T Alignment
V / T Arching, clearance
V Wear, arching
V / T Wear, roundness, patina
V / T Insulation resistance
V / T Resistance
V / T Operation, insulation resistance
V / T Operation, general condition, alignment
V / T General condition, terminals, wiring condition
L4 Check / Test
T / R General condition, extra noise, vibration
V / C Condition, purging
V / R According to bearing plate
V / D Leakage
V / C / T Endshield cleanliness, insulation resistance
L4 Check / Test
V / T Fixing, general condition
V / T / D General condition, wear
V / T / D Leakage
V / T / D Condition, insulation resistance
V / T / D Leakage, operation
3BFP 000 050 R0101 REV E