2 Safety
2.1 Safety Symbols
The following symbols are used in this manual:
D A N G E R
Indicates a hazardous situation which, if not avoided, will result in death or serious injury.
W A R N I N G
Indicates a hazardous situation which, if not avoided, could result in death or serious injury.
C A U T I O N
Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury.
N O T I C E
Indicates information considered important, but not hazard-related (for example, messages relating to property damage).
2.2 Qualified Personnel
The products must only be assembled, installed, programmed, commissioned, maintained, and decommissioned by persons with
proven skills. Persons with proven skills:
• Are qualified electrical engineers, or persons who have received training from qualified electrical engineers and are suitably
experienced to operate devices, systems, plant, and machinery in accordance with the general standards and guidelines for safety
technology.
• Are familiar with the basic regulations concerning health and safety/accident prevention.
• Have read and understood the safety guidelines given in this manual and also the instructions given in the operating guide of the
drive.
• Have good knowledge of the generic and specialist standards applicable to the specific application.
2.3 Responsibilities of Users of PDS(SR)
Context:
In EN ISO 12100, risk assessment is defined as an overall process comprising a risk analysis and a risk evaluation.
Procedure
1. Carry out a hazard and risk analysis of the application according to EN ISO 12100.
2. Identify safety functions required and allocate SIL or PLr to each of the functions.
3. Identify other subsystems and validate the signals and commands from those subsystems.
4. Design appropriate safety-related control systems (hardware, software, parameterization, and more).
Safety
Installation Guide | VLT®Safety Option MCB 152
AN327351953089en-000101 / 130R0578
10 | Danfoss A/S © 2020.02
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