Strona
13
z
16
05
Normal operation, charging
----
06
Emergency mode, or power supply leakage
In case of power failure
–
connect to the power supply
Table 2. Possible states of the signalling diode. Each dot corresponds to 256 ms
7.
CLEANING
WARNING:
ELECTROSTATIC HAZARD.
Each luminaire has a warning plate reading:
"WARNING: ELECTROSTATIC HAZARD"
. Dust and dust must not
accumulate on the housing surfaces. Cleaning should be carried out with a soft cloth with the addition of an antistatic
agent or suitable vacuum cleaners appropriate to the prevailing environmental conditions. It is forbidden to use
chemicals that may damage the luminaire or impair functional properties
8.
MAINTENANCE
WARNING:
SERVICE AND MAINTENANCE WORK SHOULD BE CARRIED OUT IN
ACCORDANCE WITH THE DETAILED REQUIREMENTS OF PN-EN/IEC 60079-17:2014-05.
WARNING:
INSPECTIONS AND MAINTENANCE CAN ONLY BE CARRIED OUT BY TRAINED
AND EXPERIENCED PERSONNEL IN ACCORDANCE WITH THE REQUIREMENTS OF PN-
EN/IEC 60079-17:2014-05.
8.1 Visual and close inspections
At least once every 1 months, a visual and close inspection of the lighting fixture should be carried out. During the
visual inspection, luminaires do not need to be disconnected from the power source. The scope of the inspection
should include in particular:
•
Visual verification of the correctness of assembly and possible assembly changes;
•
Visual check of operation;
•
Visual inspection of the condition of power cables and their markings;
•
Visual check of the condition of cable glands;
•
Visual check of the condition of the PC diffuser and GRP body and gaskets for damages and possible dirt;
•
Visual check of the status and legibility of information labels;
•
Cleaning the luminaire housing in accordance with the requirements of paragraph 7.
All irregularities identified shall be remedied. A detailed description and scope of activities is included in the
PN-EN/IEC 60079-17:2014-05 standard.
In addition, at least 1 per month, the status of the indicator diode should be checked in accordance with
section 6.3.
8.2 Detailed inspections
At least once every 12 months, a visual inspection of lighting fixtures should be carried out. During the detailed
inspection, the luminaire must be disconnected from the power source.