Siemens MICROMASTER 420 - Manual (Page 6)

Definitions Issue 07/04
MICROMASTER 420 Operating Instructions
6 6SE6400-5AA00-0BP0
Definitions and Warnings
DANGER
indicates an imminently hazardous situation which, if not avoided, will result in
death or serious injury.
WARNING
indicates a potentially hazardous situation which, if not avoided, could result in
death or serious injury.
CAUTION
used with the safety alert symbol indicates a potentially hazardous situation which,
if not avoided, may result in minor or moderate injury.
CAUTION
used without safety alert symbol indicates a potentially hazardous situation which, if
not avoided, may result in a property damage.
NOTICE
indicates a potential situation which, if not avoided, may result in an undesirable
result or state.
NOTES
For the purpose of this documentation, "Note" indicates important information
relating to the product or highlights part of the documentation for special attention.
Qualified personnel
For the purpose of this Instruction Manual and product labels, a "Qualified person"
is someone who is familiar with the installation, mounting, start-up and operation
of the equipment and the hazards involved. He or she must have the following
qualifications:
1. Trained and authorized to energize, de-energize, clear, ground and tag
circuits and equipment in accordance with established safety procedures.
2. Trained in the proper care and use of protective equipment in accordance with
established safety procedures.
3. Trained in rendering first aid.
PE
= Ground
♦ PE – Protective Earth uses circuit protective conductors sized for short circuits
where the voltage will not rise in excess of 50 Volts. This connection is normally
used to ground the inverter.
♦ - Is the ground connection where the reference voltage can be the same as
the Earth voltage. This connection is normally used to ground the motor.
Use for intended purpose only
The equipment may be used only for the application stated in the manual and only
in conjunction with devices and components recommended and authorized by
Siemens.