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Physikalisch-Technische Bundesanstalt
Braunschweig und Berlin
requirements of this Directive apply to the manufacture and supply of this equipment. These
requirements are not covered by this certificate.
(12) The marking of the equipment must include the following:
Certification Sector for Explosion Protection
O/o
[Signature Johannsmeyer, stamp: Physikalisch-Technische Bundesanstalt 56]
Dr.-Ing. U. Johannsmeyer
Director and Professor
The results laid down in this test report refer exclusively to the test object and the technical documentation submitted. Test reports without signature
and seal are invalid. This test report may be reproduced unaltered only. Extracts or amendments shall require the prior approval of the Physikalisch-
Ptb57-3965 PA.doc
60
II 2 (1)G Ex ib [ia] IIC T4 or II 2 D Ex tD A21 IP54 T120 °C
Technische Bundesanstalt.
Physikalisch-Technische Bundesanstalt – Bundesallee 100 - D 38116 Braunschweig
Braunschweig, 10 February 2010
Page 2/5
EB 3965 EN
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