Stator And Rotor; Auxiliaries - ABB AMA Manual

Manual for High Voltage Process Performance Motors
Maintenance object
Terminal box accessories,
i.e. surge capacitors,
arrestors and current
transformers
Cable transits

7.3.1.2 Stator and rotor

Maintenance object
Stator core
Stator winding insulation
Stator coil over hangs
Stator coil supports
Stator slot wedges
Stator terminal bars
Instrumentation
Rotor winding insulation
Rotor balancing weights
Shaft
Connections in rotor
Earthing brushes

7.3.1.3 Auxiliaries

Maintenance object
Pt-100 elements (stator,
cooling air, bearing)
Anticondensation heaters
Encoders
Auxiliary terminal boxes
50 - Maintenance
L1 L2 L3
V V V
V V V
L1 L2 L3
V V V
V V / T V / T / C
V V V
V V V
V V V
V V V
V V V
V V / T V / T / C
V V V
V V V
V V V / T
V V V
NOTE: It is not recommended that totally enclosed machines are dismantled and inspected
internally more often than every 3-5 years (L3).
L1 L2 L3
V V / T V / T
V V / T V / T
V V V / T
V V / T V / T
L4 Check / Test
V General condition
V Condition of cables entering the machine and inside the
machine
L4 Check / Test
V / C Fixing, cracks, welds
V / T / C Wear, cleanliness, insulation resistance, turn insulation test,
(high voltage test)
V Insulation damages
V Insulation damages
V Movement, tightness
V Fixing, insulation
V Condition of cables and cable ties
V / T / C Wear, cleanliness, insulation resistance
V Movement
V Crack, corrosion
V / T Fixing, general condition
V Operation and general condition
L4 Check / Test
V / T Resistance
V / T Operation, insulation resistance
V / T Operation, general condition, alignment
V / T General condition, terminals, wiring condition
3BFP 000 063 R0101 REV D