Electric Installation Of The Safety Switches - PFB R1 Manual De Uso Y Mantenimiento

2.3

ELECTRIC INSTALLATION OF THE SAFETY SWITCHES

All the works concerning the electrical equipment should only be carried out by specialized electri-
cians, skilled workers.
Before beginning operations, turn off the power of all the parts of the plant.
When laying the connection cables, take care that:
• unipolar cables have a double coating
• the use and laying of the cables are carried out according to the EMV rules and regulations.
The safety switches disconnect the safety circuit of the elevator plant.
The following safety switches must be connected:
Safety switch
Fig. 1
Overspeed governor type R1 - R1X
Safety switch
Fig. 3
Tension weight with vertical counterweight com-
plete with safety switch (only in the plants in con-
formity to EN 81).
Safety switch
Fig. 2
Tension weight with horizontal coun-
terweight complete with safety
switch (only in the plants in confor-
mity to EN 81).
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