Ambient conditions and protection classification

Classification as per EN 60730

Automatic action

Control function

Pollution degree

Overvoltage category


Type 1

Class A



Protection against electric shock

Protection class III

Protection degree of housing to EN 60529

Front parts in DIN cut-out

Terminal part




Climatic ambient conditions

  • Storage / Transport (packaged for transport) as per IEC EN 60721‑3‑2
  • Operation as per IEC/EN 60721-3-3



  • Class 1K22 / 2K12
    Temperature -25...70 °C (-13...158 °F)
    Air humidity 5...95 % (non-condensing)
  • Class 3K23
    Temperature -5...50 °C (23...122 °F)
    (for details, see chapter Mounting position and ambient temperature)
    Air humidity 5...95 % (non-condensing)

Mechanical ambient conditions

  • Transport per IEC/EN 60721-3-2
  • Operation as per IEC/EN 60721-3-3


  • Class 2M4
  • Class 3M11

Standards, directives and approvals

Product standards

IEC/EN 60730-1, IEC/EN 62368-1

Product family standard

IEC/EN 63044-x

Electromagnetic compatibility (EMC)

For residential, commercial, and
industrial environments

EU conformity (CE)

See EU Declaration of Conformity 1)

UK conformity (UKCA)

See UK Declaration of Conformity 1)

Environmental compatibility 1)

The product environmental declaration 1) contains data on environmentally compatible product design and assessments (RoHS compliance, materials composition, packaging, environmental benefit, disposal).

1) Documents can be downloaded at

European Union conformity

Contact for regulatory topics: (EU) Siemens AG, Berliner Ring 23, DE-76437 Rastatt