Siemens 6GK1970–5CA20–0AA2 Instructions De Montage page 371

6ZB5530–3AC30–0BA1
Electromagnetic Compatibility (EMC)
Noise emission
Immunity to static discharge
Immunity to high frequency noise
Immunity to disturbances on the cable
(burst)
Immunity to disturbances on the cable
(surge)
Limit Class B (EN 55022)
On shield connection and casing ±8 kV contact di-
scharge (IEC 1000–4–2)
10 V/m at 80% amplitude modulation with 1 kHz,
80 MHz – 1 GHz (ENV 50140; IEC 1000–4–3)
10V/m at 50% duty cycle at 900 MHz
(ENV 50 204)
10 V/m at 80% amplitude modulation at 1 kHz,
10 kHz – 80 MHz (ENV 50141)
On power supply cables and shielded RS 485 LAN ca-
bles: ±2 kV
(IEC 1000–4–4)
On power supply cables: ±1 kV balanced
On shielded RS 485 cables: ±2 kV unbalanced
(IEC 1000–4–5)
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Infrared Link Modul (ILM)
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