Air Techniques, Inc
.
Page 28
13.4
Table of calculation
If the measured values deviate from the standard, the values in Section 4 Technical data are specified
The safety distances can then be calculated in the tables shown below
P :
V
1
:
E
1
:
P
Rated power of transmitter in watts (W) according to manufacturer's information
V
1
Level of consistency for testing according to IEC 61000-4-6
E
1
Level of consistency for testing according to IEC 61000-4-3
Resistance to in-
terference checks
IEC 60601- test
levels
Level of
consistency
Recommended safety
distances
Conductive HF in-
terference factor
according to
IEC 61000-4-6
3 V
eff
150 kHz to 80 MHz
[V
1
] V
d = [35 / V
1
]
⋅ √
P
Radiated HF inter-
ference factor ac-
cording to
IEC 61000-4-3
3 V/m
80 MHz to 25 GHz
[E
1
] V/m
d = [35 / E
1
]
⋅ √
P
For 80 MHz to 800 MHz
d = [7 / E
1
]
⋅ √
P
For 800 MHz to 25 GHz
Rated power of
transmitter (W)
Safety distance dependent on transmission frequency (m)
150 kHz to 80 MHz
d = [3.5/V
1
]
⋅√
P
80 MHz to 800 MHz
d = [3.5/E
1
⋅√
P
800 MHz to 2.5 GHz
d = [7 / E
1
]
⋅√
P
001
01
1
10
100
Annex
