Danfoss vacon 20 x Installation guide

Vacon 20 X - Mains switch installation vacon • 1

1. VACON 20 X - MAINS SWITCH INSTALLATION

1.1 Mounting instructions

Document code: DPD01585A

1.1.1 QDSS Mains switch kit

Frame

size

MU2

MU3

Figure 1. The mains switch option spare kit (MU2 example) .

Description and type code Item Quantity

Main switch 40A NLT40 assembly 1

MU2 QDSS option spare kit

60S01128

MU3 QDSS option spare kit

60S01129

Table 1. Mains switch kit content.

MU2 cover for main switch 1

M4x14 screw 2

M5x23 screws 4

Main switch 40A NLT40 assembly 1

MU3 cover for main switch 1

M4x14 screw 2

M5x23 screws 6

Service support: find your nearest Vacon service center at www.vacon.com

1

vacon • 2 Vacon 20 X - Mains switch installation

1.1.2 Installation

1

• Remove the cover from the drive. See the Figure 2.

1

2

3

4

5
6

Figure 2. Cover open.

• Open only the inlet holes where you need to run the cables. Cables pass
through this inlet hole.

• Connect the supply cable to the Mains switch passing through the cable gland
from the bottom side (use the cable gland for sealing the cable to the drive)
and then through the terminal box as shown in the figure below.

• Place the Mains switch with the cables inside the drive and fix it with its
screws.

• Connect the cables from the Mains switch to the line terminal. The cables have
to be connected to the terminals L1, L2 and L3.

• Fix the cables with cable clamp.