en – Original instructions
e-IXP(A), e-IXPC(A), e-IXPF(A) – Additional Installation, Operation and Maintenance Manual
29
4.7.2
Guidelines for electrical connection
1.
Check that the electrical leads are protected against:
•
High temperature
•
Vibrations
•
Collisions
•
Liquids.
2.
Check that the power supply line is provided with:
•
A short circuit protection device of appropriate size
•
A mains disconnection device with contact opening distance ensuring complete
disconnection for overvoltage III category conditions.
4.7.3
Motor connection
1.
Open the terminal box cover.
2.
Insert the power cable in the cable gland.
3.
Unsheathe the conductors.
4.
Make sure that the protection conductor (ground) is longer than the phase conductors.
5.
Refer to the wiring diagrams in the figure or inside the cover, insert the cores of the
conductors into the respective holes and tighten the nuts or screws.
6.
Tighten the cable gland.
7.
Close the cover and tighten the screws.
WARNING:
The above is provided as a way of non-exhaustive example. Always refer to the motor manual
for the power supply tolerances and the electrical connections
4.7.4
Overload protection
DANGER: Potentially explosive atmosphere hazard
Always use a motor protector approved for EX motor protection.
1.
Install an appropriate motor protector in the control panel, with D curve in accordance with
the current shown on the data plate.
2.
Calibrate the motor protector depending on the use of the motor:
•
With full load, comply with the nominal current value on the data plate.
•
With partial load, comply with the value of the operating current measured with a
current pincer.
XI
P_M0
01
4_A_sc
