Samsomatic 3776 Instrucciones De Montaje página 38

Physikalisch-Technische Bundesanstalt
Braunschweig und Berlin
Equipment:
Marking:
Manufacturer:
Address:
Description of the additions and modifications
In future the Model 3776-1 Limit Switch may be manufactured in compliance with the certification
documents listed in the associated test report. The modification was made in view of Directive 94/9/EX
Article 14.
The modifications related to the design and construction.
The electrical data are changed as follows:
The correlation between the equipment type, temperature classification, permissible ambient temperature
ranges and maximum short-circuit currents is shown in the table below:
Types 3776-11.; 3776-12. and 3776-14.
Temperature class
T6
T5
T4
T6
T5
T4
This EC Type Examination Certificate may only be reproduced in its entirety and without any change, schedule included. Extracts or changes shall
Physikalisch Technische Bundesanstalt - Bundesallee 100 -D - 38116 Braunschweig
EB 3776 ES
T R A N S L A T I O N
A D D E N D U M N o.: 1
in compliance with Directive 94/9/EC Annex III Clause 6
to the EC Type Examination Certificate PTB 98 ATEX 2072
Model 3776-1 Limit Switch
II 2G EEx ia IIC T6
SAMSON AG Mess- und Regeltechnik
Weismüllerstr. 3, D-60314 Frankfurt, Germany
Permissible ambient
temperature range
-45°C . . . 60°C
-45°C . . . 80°C
EC Type examination Certificates without signature and seal are invalid.
require the prior approval of the Physikalisch-Technische Bundesanstalt.
Maximum short-circuit
45°C
80°C
65°C
100°C
– 38 –
current
52 mA
25 mA
Ptb07Add-1.doc