Burkert Type 0789 - Manual (Page 12)

12
Assemblyanddisassembly
Version
code
execution internal
code
PD30
** Terminal box with cable bushing M20
x 1.5, without fuse JA02
Terminal box with threaded nipple M20 x
1.5, without fuse JA08
Terminal box with threaded nipple NPT
1/2, without fuse JA09
Terminal box with threaded nipple G 1/2,
without fuse JA10
PD29 ***
** Terminal box with cable bushing 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 07xx must be laid permanently
such that it is adequately protected from mechanical damage
** Cable bushing to separate Design Inspection Certificate
*** Fuse protection PD29 to separate type approval test certificate
**** Different cable lengths
7. assembly and disassembly
7.1. safety instructions
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 tight-
ened with a torque of 1 Nm (±5%).
• The connection nut (clamping nut) of the cable gland on the ter-
minal box must be tightened with a torque of 1.5 Nm (± 5 %).
english
PTB 03 ATEX 1030 X