Siemens EK 730 Series Instrukcje Operacyjne Pobierz pdf (Strona 24)

Connection

5.1 Lightning protection, power supply and grounding

SCALANCE W770/W730

24 Operating Instructions, 11/2014, C79000-G8976-C325-04

General notes on use according to ATEX and IECEx

WARNING

EXPLOSION HAZARD

DO NOT CONNECT OR DISCONNECT EQUIPMENT WHEN A FLAMMABLE OR

COMBUSTIBLE ATMOSPHERE IS PRESENT.

General notes on use in hazardous areas according to UL-HazLoc

WARNING

EXPLOSION HAZARD

DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE

NON-HAZARDOUS.

This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-

hazardous locations only.

This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous locations

only.

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Siemens EK 730 Series Instrukcje Operacyjne Strona 24