Safety; Symbols; High Voltage Warning - Danfoss VLT HVACDrive Instruction Manual

VLT ® HVAC Drive Instruction Manual

2 Safety

2.1.1 Symbols

Symbols used in this manual:
NOTE!
Indicates something to be noted by the reader.
Indicates a general warning.
Indicates a high-voltage warning.
✮
Indicates default setting

2.1.2 High Voltage Warning

The voltage of the adjustable frequency drive and the MCO 101 option card is dangerous whenever it is connected to line power.
Incorrect installation of the motor or adjustable frequency drive may causedeath, serious injury or damage to the equipment. Conse-
quently, it is essential to comply with the instructions in this manual as well as local and national rules and safety regulations.
2.1.3 Safety Note
The voltage of the adjustable frequency drive is dangerous whenever connected to line power. Incorrect installation of the motor,
adjustable frequency drive or serial communication bus may cause death, serious personal injury or damage to the equipment. Con-
sequently, the instructions in this manual, as well as national and local rules and safety regulations, must be complied with.
Safety Regulations
1. The adjustable frequency drive must be disconnected from line power if repair work is to be carried out. Make sure that the line power supply
has been disconnected and that the necessary time has passed before removing motor and line power plugs.
2. The [STOP/RESET] key on the LCP of the adjustable frequency drive does not disconnect the equipment from line power and is thus not to be
used as a safety switch.
3. Correct protective grounding of the equipment must be established, the user must be protected against supply voltage, and the motor must be
protected against overload in accordance with applicable national and local regulations.
MG.11.AB.22 - VLT ® is a registered Danfoss trademark
2 Safety
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