Burkert PTB 03 ATEX 1030 X, Руководство по эксплуатации, Страница: 16 / 73

16
Installation
marking Execution internal
Code
K ***
** Terminal box with cable bus-
hing M20 x 1.5 and fuse
JA01
Terminal box with threaded
nipple M20 x 1.5 and fuse JA05
Terminal box with threaded
nipple NPT 1/2 and fuse JA06
Terminal box with threaded
nipple G 1/2 and fuse JA07
* The connecting cable of solenoid Type 7..- must be laid permanently
such that it is adequately protected from mechanical damage.
** Cable bushing to separate Design Inspection Certificate
*** Fuse/contactor to separate Design Inspection Certificate
insTAllATion 8.
safety instructions 8.1.
DANGER!
Danger of explosion!
The device is a sealed system. The unit must not be dismantled!
The following safety regulations must be observed:
The surface of the device may develop an electrostatic charge. •
In areas with an explosion hazard, the surface of the units may
only be cleaned with a damp cloth.
Only permanently laid cables and wiring may be inserted
• .
The operator must provide suitable stress relief. •
Wires with an outside diameter of 6 to 13 mm may be used. •
Observe the maximum thermal loading of the cables or wires to
be inserted.
The inserted break-off seal must be matched to the diameter of
•
the cable or wire.
The rated cross-section of the cable or wire strands must be at
•
least 0.75 mm² and may not exceed 2.5 mm².
The screws for fixing the cover of the terminal box must be tigh-
•
tened with a torque of 100 Ncm (±5%)
english
PTB 03 ATEX 1030 X