Burkert Type 0742 - Manual (Page 10)

10
Technical Data
5.10. model with a terminal box
Danger!
danger of explosion!
• Only specified cables and lines may be used.
• The operator must ensure an adequate strain relief.
• Lines with an outer diameter from 6 mm to 13 mm may be used.
Observe the maximum thermal load of the installed cables and lines.
• The inserted seal must be adjusted to the diameter of the cable /
line.
• The rated cross-section of the cables / line cores must be at least
0.75 mm² and must not exceed 2.5 mm².
• Screws for attaching the cover of the terminal box must be tight-
ened to a torque of 100 Ncm (± 5 %).
The solenoid coils can be designed with a terminal box (optionally with /
without fuse) (fuse according to separate type-examination certificate).
The attachment of a terminal box changes the ignition protection type
of these solenoid coils.
Identification with attached terminal box:
ii 2g eX em ii t3, t4 or t5
The label on the cover:
Do not open unless isolated from power supply! is intended to
prevent the cover from being opened unintentionally.
6. TEchnicAl dATA
6.1. conformity
The device conforms to the EC directives according to the EC
Declaration of Conformity.
6.2. standards
The conformity with EC guidelines is guaranteed in accordance with
standards:
• EN 60079-0, EN 60079-7, EN 60079-18.
6.3. licenses
The EC type-examination certificate PTB 02 ATEX 2173 X was
issued by the
PTB (Physikalisch Technische Bundesanstalt)
Bundesallee 100
38116 Braunschweig (Germany)
which also audits production (CE 102).
The EC type-examination certificate can be found on the Internet at:
www.burkert.com
english
PTB 02 ATEX 2173 X