Siemens SIMATIC ET 200M Operating Instructions Manual page 225

IECEx approval
According to IEC 60079-15 (Explosive atmospheres - Part 15: Equipment protection by type of
protection "n") and IEC 60079-0 (Explosive atmospheres - Part 0: Equipment - General
requirements).
II 3 G Ex ec IIC Tx Gc
DEKRA 21DEK 14.0042 X
OR
According to IEC 60079-7 (Electrical apparatus for potentially explosive atmospheres - Part 7:
Increased safety "e"), IEC 60079-15 (Electrical apparatus for potentially explosive
atmospheres - Part 15: Type of protection "n") and IEC 60079-0 (Electrical apparatus for
potentially explosive atmospheres - Part 0: General requirements).
II 3 G Ex ec nC IIC Tx Gc
DEKRA 21DEK 21.0030 X
Special conditions in hazardous areas:
• The equipment shall only be used in an area of not more than pollution degree 2, as
defined in IEC 60664-1.
• The device must be installed in a suitable housing that ensures at least IP54 degree of
protection according to IEC 60079-0. The ambient conditions must be taken into
consideration for use.
• Provisions shall be made to prevent the nominal voltage from being exceeded by transient
interference voltage of more than 119 V.
CCCEx approval
According to GB/T 3836.3 (Explosive atmospheres - Part 3: Equipment protection by type of
protection "e") and GB/T 3836.8 (Explosive atmospheres - Part 8: Equipment protection by
type of protection "n") and GB/T 3836.1 (Explosive atmospheres - Part 1: Equipment -
General requirements).
Ex ec nC IIC Tx Gc
Special conditions in hazardous areas:
• The equipment shall only be used in an area of not more than pollution degree 2, as
defined in GB/T 16935.1.
• The equipment shall be installed in a suitable enclosure providing a degree of protection
not less than IP54 in accordance with GB/T 3836.1. The ambient conditions must be taken
into consideration for use.
• Provisions shall be made to prevent the nominal voltage from being exceeded by transient
disturbance voltages of more than 119 V.
ET 200M
Operating Instructions, 04/2022, EWA-4NEB7806006-09
Technical Specifications
10.1 Standards and approvals
225