Burkert Type 3004 - Manual (Page 23)

23
Installation
8. INSTALLATION
8.1. Safety instructions
WARNING!
Danger - improper installation!
Improper installation may result in injuries as well as damage to the device and the area around it.
• Fluid and electrical installations may be carried out by authorised technicians only and with the appropriate
tools!
Danger due to unintentional activation of the equipment!
Unintentional activation of the equipment during installation work may result in injuries and/or damage.
• Take appropriate measures to prevent the equipment from being unintentionally activated.
8.2. Electrical installation
DANGER!
Risk of electric shock!
There is a serious risk of injury when reaching into the device.
• Before starting work, always switch off the power supply and safeguard to prevent re-activation!
• Observe applicable accident prevention and safety regulations for electrical equipment!
• Attach earthing cable via the earthing screw!
Check on the rating plate of the rotary actuator whether the indicated voltage corresponds with the mains
voltage.
Cables with a diameter of 7 to 12 mm are permitted for the electrical installation. The utilized cables must
have an upper limit temperature of at least 80 °C.
Use only ATEX-approved cables and cable bushings
.
Preparatory work:
→
Remove stainless steel screws 3 for the hood 2 and carefully remove the hood (see “Figure 1” and “Figure 2”).
8.2.1. Earth connection on outside or inside
The earthing cable for the power supply and control must be attached with the earthing screw 16 (M5) to the outer
housing (see “Figure 1” and “Figure 2”).
Procedure:
→
Loosen earthing screw 16 and attach eyelet of the earthing cable to the earthing screw (see “Figure 1” and
“Figure 2”).
→
Optionally the earthing screw can be connected to Pos. A of the power supply card.
→
To do this, loosen earthing screw and attach eyelet of the earthing cable with the earthing screw (see “Figure
14” and “Figure 15”).
English
Type 3004