Energization, Start-Up And Safe De-Energization; Pre-Power Checks - WEG MVW3000 Series User Manual

Installation, Connection and Energization
1
2
3
4
Primary Taps
H1-H2-H3
H4-H5-H6
H7-H8-H9
H10-H11-H12
H13-H14-H15
H16-H17-H18
H19-H20-H21

6.3 ENERGIZATION, START-UP AND SAFE DE-ENERGIZATION

This section provides the following information:
How to check and prepare the inverter before powering-up.
„
How to power-up and verify the energization success.
„
How to operate the inverter when installed according to the standard project (refer to the
„
6
INSTALLATION on page 6-10
How to de-energize the inverter safely.
„

6.3.1 Pre-power Checks

The inverter must have already been installed according to the
ENERGIZATION on page
attachment, the following recommendations are applicable.
DANGER!
Always disconnect all the power supplies before making any connections.
„
Although the inverter commands the opening of the input cubicle, there is no guarantee of its
„
opening and neither that no voltages are present.
DANGER!
Débranchez toujours toutes les alimentations avant d'effectuer des branchements.
„
Bien que l'onduleur commande l'ouverture de l'armoire d'entrée, il n'y a aucune garantie de son
„
ouverture et ni qu'aucune tensions sont présentes.
In order to open the medium voltage cabinets, follow all the safe de-energization procedures.
6-14 | MVW3000
1 2
3 4
5 6
Q1
Voltage
220 V
380 V
400 V
415 V
440 V
460 V
480 V
Figure 6.11: Auxiliary power supply
and the attached electric project).
6-1. Even when the inverter electric project is different from the suggested one in the
3~380 V
T2
S5
S4
H1
H2
N
H3
480/460/440/415/400/380/220-220 V
3000 VA
Chapter 6 INSTALLATION, CONNECTION AND
2
1
3 4
6
5
Q2
S6
3~220 V
S1
S2
S3
Section 6.2 ELECTRICAL