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ELECTRONIC VOLTAGE DETECTOR
HV
INSTRUCTIONS FOR USE
The minimum length of the insulating element and the dielectric properties of the insulating pole must
be used with the independent voltage detector. We recommend Sofamel insulating poles.
ROYAL DECREE 614/2001, dated 8 June, governing minimum provisions for the protection of workers'
health and safety against electrical risk.
"D" LIMIT DISTANCES OF WORK ZONES AT AN UNPROTECTED VOLTAGE POINT
Un
Nominal Voltage
in thousands of Volts
< 1 Kv.
3 Kv.
6 Kv.
10 Kv.
15 Kv.
20 Kv.
30 Kv.
45 Kv.
66 Kv.
110 Kv.
132 Kv.
220 Kv.
380 Kv.
Un
Nominal Voltage of the installation in kV.
Dpel-1
Distance to the outer limit of the danger zone when there is a risk of lightning surge (cm).
Dpel-2
Distance to the outer limit of the danger zone when there is no risk of lightning surge (cm).
Dprox-1
Distance to the outer limit of the proximity zone when it is possible to accurately delimit the
work area and control that this is not breached during performance of the work (cm).
Dprox-2
Distance to the outer limit of the proximity zone when it is not possible to accurately delimit the
work area and control that this is not breached durin performance of the work (cm).
WORKS CLOSE TO THE BARE CONDUCTORS
Live
Dprox-1
Element
D cm
It is mandatory to heed
Dprox-1 or Dprox-2
Based on the specific case scenario shown in the above table and
depending on:
Qualification of personnel and delimitation of the work area.
Dpel-1
Working with Live Voltage
ONLY QUALIFIED
PERSONNEL
50 cm
62 cm
62 cm
65 cm
66 cm
72 cm
82 cm
98 cm
120 cm
160 cm
180 cm
260 cm
390 cm
When IT IS possible to accurately
determine the work area.
Dpel-1
When IT IS NOT possible to
Dprox-2
accurately determine the
work area.
Dpel-2
Danger Distance
of works close by
50 cm
52 cm
112 cm
53 cm
112 cm
55 cm
115 cm
57 cm
116 cm
60 cm
122 cm
66 cm
132 cm
73 cm
148 cm
85 cm
170 cm
100 cm
210 cm
110 cm
330 cm
160 cm
410 cm
250 cm
540 cm
WORKS CLOSE TO CONDUCTORS WITH A
PHYSICAL BARRIER IN PLACE
Physical barrier
DOES NOT CONDUCT ELECTRICITY
Dprox-1
When IT IS possible to accurately
determine the work area.
Dpel-1
D cm
It is mandatory to heed
Dprox-2
Dprox-2
Dprox-1
70 cm
300 cm
300 cm
300 cm
300 cm
300 cm
300 cm
300 cm
300 cm
300 cm
500 cm
500 cm
500 cm
700 cm
Dprox-2
When IT IS NOT possible
to accurately determine
the work area.
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