Trane TR200 Series Programming Manual page 18

Safety Precautions
WARNING
The voltage of the frequency converter is dangerous whenever connected to mains. Incorrect installation of the motor,
frequency converter or fieldbus may cause death, serious personal injury or damage to the equipment. Consequently,
the instructions in this manual, as well as national and local rules and safety regulations, must be complied with.
WARNING
Safety Regulations
1. The mains supply to the frequency converter must be disconnected whenever repair work is to be carried out.
Check that the mains supply has been disconnected and that the necessary time has elapsed before removing
motor and mains supply plugs.
2. The [OFF] button on the control panel of the frequency converterr does not disconnect the mains supply and
consequently it must not be used as a safety switch.
3. The equipment must be properly earthed, the user must be protected against supply voltage and the motor must
be protected against overload in accordance with applicable national and local regulations.
4. The earth leakage current exceeds 3.5 mA.
5.
Protection against motor overload is not included in the factory setting. If this function is desired, set par.
1-90 Motor Thermal Protection
6. Do not remove the plugs for the motor and mains supply while the frequency converter is connected to mains.
Check that the mains supply has been disconnected and that the necessary time has elapsed before removing
motor and mains plugs.
7. Please note that the frequency converter has more voltage sources than L1, L2 and L3, when load sharing (linking
of DC intermediate circuit) or external 24 V DC are installed. Check that all voltage sources have been disconnected
and that the necessary time has elapsed before commencing repair work.
Failure to follow recommendations could result in death or serious injury.
TR200 Programming Guide
to data value ETR trip 1 [4] or data value ETR warning 1 [3].
Introduction
17