Limit values

Frequency

f

Flux density

B

Field strength
E

Use / Validity

Immission limit value

IGW according to 26. BImSchV.1)

50 Hz

16.7 Hz

100 µT

300 µT

5'000 V/m

10'000 V/m

Everywhere where people can stay

Immission limit value

IGW according to NISV 2)

0 Hz

16.7 Hz

400 Hz

statisch

100 µT

300 µT

12.5 µT

40’000 µT

5'000 V/m

10'000 V/m

625 V/m

---

Everywhere where people can stay

Installation limit value

AGW according to NISV 1)

50 Hz

1 µT

---

In high-voltage equipment in sensitive locations

Employment protection,

BGV B11 Explosive range 1 4)

BGV B11 Explosive range 2 4)

50 Hz

16.7 Hz

50 Hz

16.7 Hz

1’358 µT

4’073 µT

424 µT

1’270 µT

21'320 V/m

30'000 V/m

6'666 V/m

20'000 V/m

The provision applies if insured are exposed to electric, magnetic or electromagnetic fields, unless the 26th BImSchV. has been applied

Occupational hygiene limit values

AHG according to SUVA 3)

50 Hz

16.7 Hz

400 Hz

statisch

500 µT

1500 µT

62.5 µT

200’000 µT

10'000 V/m

20'000 V/m

1'250 V/m

40'000 V/m

At in-house working places on occupational exposure

 

Noise immunity

according to EN 61000-4-8

50 Hz

3.75 µT

---

Immunity to magnetic fields with power frequencies for devices

Fault threshold limits

According to IRPA 1990

50 Hz

16 µT

2'500 V/m

For carriers of implants such as pacemakers, hearing aids

Noise immunity CRT monitors

50 Hz

16.7 Hz

ab 0.2 µT

ab 0.2 µT

---

Fault threshold for flicker, tremble

Medical used rooms, enutzte Räume, Patient roomsr, according to DIN/VDE 0100-710

50 Hz

0.2 µT

0.4 µT

---

In medical rooms with EEG / ECG devices

Reference values for public exposure to electric and magnetic fields.

Public Health (ICNIRP)

0.025 - 0.8 kHz

50 Hz

0.8 - 3 kHz

5 / f

100 µT

6,25

250 / f

250 / f

Guideline ICNIRP

Reference values for exposure to electric and magnetic fields in the workplace. Professional exposure (ICNIRP)

25 - 0.8 kHz

50 Hz

0.8 - 3 kHz

25 / f

500 µT

100 µT

30.7 µT

500 / f

610 V/m

GuidelineICNIRP

Electrobiological guideline 5)

50 Hz

50 Hz

0.1 µT

0.02 µT

50 V/m

1 V/m

Standard values for Workstations

Standard values for roosts

 

1)       26. Regulation implementing the Federal Pollution Control Act, BImSchV
2)
       Regulation on non-ionizing radiation ONIR (SR 814.710 ONIR)
3)
       Hygienic limit values for physical impact (SUVA 1903.d)
4)
       BGV B11, trade association regulation for employment protection
5)
       www.ibes.ch     www.sabe-schweiz.ch
6)
       ICNIRP, International Commission on Non-Ionizing Radiation Protection

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