Westpoort VCA Eindtermen Basis, VOL, VIL VCU Engels

feed industry, pharmaceutical industry, refineries, recycling companies.

- Prescribed personal protective equipment (safety shoes and safety clothing that do not generate static electricity) - Work equipment and activities according to the work permit (explosion-proof work equipment, mobile telephones and tools) - Specific regulations and precautions according to the work permit - Presence of written instructions - Appropriate training for involved employees Use of a stationary (fixed) explosion meter - When setting up, take into account: possible source of gas escape, wind direction, density of gas, distance to the source In the event of an alarm signal from the explosion meter, switch off ignition sources, leave the area and notify them In the event of another alarm and if applicable, switch off the ignition sources and leave the area - -

Signalling board Warning sign stating Ex (see opposite).

Use of a personal explosion meter -

Wear at chest height and not under clothing

- Test before use or have been tested before use - Actions to be taken in the event of an alarm Explosive environments - In an explosive environment it is possible that an explosive mixture may be formed - In this environment, special measures must be taken to prevent the ignition of potentially explosive mixtures.

Signalling board Warning sign stating Ex

Products that can lead to an explosive environment and the various zones

Use of a personal explosion meter -

Wear at chest height and not under clothing

Zones (gas and dust) Zones 0, 1 and 2

- Test before use or have been tested before use - Actions to be taken in the event of an alarm

gas Zones 20, 21 and 22:

dust The lower the number, the higher the risk and chance of an explosive atmosphere and the stricter the requirements for the installations and activities

Classification into fire classes - Class A: solid fire - Class B: liquid fire - Class C: gas fire - Class D: metal fire - Unclassified fires

Products -

Flammable gases/vapours

-

Liquids with flash points lower than ambient temperature

-

Dust clouds

Description of fire classes

Specific regulations for an explosion hazardous environment: - Approved, written authorization to perform the task

A. burning of solids, so-called dry fires, e.g. wood, paper, cotton, plastic, textiles

VCA (SCC) Final objectives | Page 61 of 66