Installation And Commissioning - Burkert PTB 03 ATEX 5014 X Instructions De Service

4

INSTALLATION AND COMMISSIONING

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 tightened
with a torque of 100 Ncm (±5%).
DANGER!
High voltage!
Acute risk of injury from hazardous structure-borne voltage!
Risk of damage to the device due to short circuit!
• Work on the electrical system may only be carried out by qualified
electricians.
• Before starting work, switch off the power supply and secure to pre-
vent it being switched on again!
• Live terminals in the terminal box can cause electric shock, short circuit
or explosion. Switch off the power supply before opening the terminal
box.
• The connecting cables to the electromagnets must be secure, and be
laid so that they are adequately protected from mechanical damage.
• Observe the applicable accident prevention and safety regulations for
electrical devices!
03 ATEX5014 X - 21