Amarex KRT series - Page 45

5 Installation at Site
45 of 124
Amarex KRT
CAUTION
Motor overload
Damage to the motor!
▷ Protect the motor by a thermal time-lag overload protection device in
accordance with IEC60947 and local regulations.
For the electrical connection of the pump set observe the wiring diagrams
(ðSection9.3,Page108) in the Annex and the information for planning the control
system .
The pump set is supplied complete with connection cables. Always use all cables
provided and connect all marked cores of the control cable.
DANGER
Incorrect connection
Explosion hazard!
▷ The connection point of the cable ends must be located outside hazardous
areas or in an area approved for electrical equipment.
DANGER
Operating an incompletely connected pump set
Explosion hazard!
Damage to the pump set!
▷ Never start up a pump set with an incompletely connected power cable or non-
operational monitoring devices.
DANGER
Connection of damaged power cables
Danger of death from electric shock!
▷ Check the power cables for damage before connecting them.
▷ Never connect damaged power cables.
▷ Replace damaged power cables.
CAUTION
Flow-induced motion
Damage to the power cable!
▷ Run the power cable upwards without slack.
1. Run the power cables directly upwards without slack, and fasten them.
2. Only remove the protective caps from the power cables immediately before
connecting the cables.
3. If necessary, adjust the length of the power cables to the site requirements.
4. After shortening the cables, correctly re-affix the markings of the individual
cores at the cable ends.
5.4.2.1 Potential equalization
Wet installation
(installation types K, S)
The pump set does not have an external PE connection (risk of corrosion).