Siemens OH720 - Page 59

7BSpecifications
42BHeat detector technical data
8
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Building Technologies
A6V10212047_m_en_--
Fire Safety
2015-05-04
Connections
Detector line and external alarm indicators:
● Design Screw terminal
● Cable cross section 2x 0.2…1.6 mm
2
Ambient conditions
Operating temperature/permissible ambient
temperature
-10…+55 °C
Storage temperature -30…+70 °C
Air humidity ≤95 % rel.
Protection categories according to EN 60529 /
IEC 60529:
● Base DB721, DB720, DBS720
(all installation types)
IP40
● Base DB721, DB720, DBS720 with
detector base seal RS720
IP42
● Base DB722 IP42
● Base attachment wet BA721 IP44
Electromagnetic compatibility:
● 10 kHz…2.5 GHz 50 V/m
Mechanical data
Color ∼RAL 9010 pure white
Dimensions See the 'Dimensions [➙ 60]' chapter
Standards
European standards ● EN 54-5
● EN 54-17
International standards ● IEC 60092-504
● IEC 60533
See also
 Applicable documents [➙ 7]