Lenze MDxMA-MHxMA-MFxMA-MDERA-MHERA Three-phase AC motors - Manual (Page 43)

Commissioning and operation
Functional test
7
l
43 BA 33.0005−EN 2.0
7.3 Functional test
ƒ Check all functions of the drive after commissioning:
ƒ Direction of rotation of the motor
– Direction of rotation in the disengaged state (see chapter "Electrical connection").
ƒ Torque behaviour and current consumption
ƒ Function of the feedback system
7.4 During operation
(
Stop!
ƒ Fire hazard! Do not clean or spray motors with flammable detergents or
solvents.
ƒ Avoid overheating! Deposits on the drives impede the heat dissipation
required and have to be removed regularly.
}
Danger!
During operation, motor surfaces must not be touched. According to the
operating status, the surface temperature for motors can be up to 140°C. For
the protection against burn injuries, provide protection against contact, if
necessary. Observe coolingoff times!
During operation, carry out inspections on a regular basis. Pay special attention to:
ƒ Unusual noises
ƒ Oil spots on drive end or leakages
ƒ Irregular running
ƒ Increased vibration
ƒ Loose fixing elements
ƒ Condition of electrical cables
ƒ Speed variations
ƒ Impeded heat dissipation
– Deposits on the drive system and in the cooling channels
– Pollution of the air filter
In case of irregularities or faults: (
¶ 57.