ABB PSTX Series Installation And Commissioning Manual page 12

This chapter is a short guide on how to connect,
configure and start the Softstarter in an easy way.
This product was carefully manufactured and tested, but
damage can occur during transportation. Therefore, obey
these instructions:
WARNING
Dangerous voltage: Can cause death or serious
injury. Always set the power switch to off and lock
out all power to this device before you start to
work on the equipment.
2
WARNING!
Installation of electrical connections must be done by
authorized personnel. Obey all laws and regulations.
WARNING!
Before you connect the Softstarters PSTX30...
PSTX170 to the operation voltage for the first time,
apply control supply voltage to open the bypass
relays. (see 2.1 Connection). This is necessary to
avoid an accidental start of the equipment while it is
connected to operation voltage.
INFORMATION
ABB personnel must obey the instructions in
ABB CISE 15.4.
2.1 Connection
1. To install the Softstarter
see chapter 4 Installation.
INFORMATION
You can connect PSTX Softstarters In Line
Inside Delta
2. Connect the main circuit: terminals 1L1 - 3L2 -
5L3 to the line side
- 6T3 to the motor side
wire connection for PSTX30...105, see Figure 2.2
and terminal connection for PSTX142...570, see
Figure 2.3.
3. Connect the line side to terminals 1L1, 3L2, 5L3.
1
see and Figure 2.2. Connect the motor to
terminals 2T1, 4T2, 6T3 on the motor side, see
Figure 2.2 and Figure 2.3.
INFORMATION
Use only wires of the same dimension when you
connect 2 wires to each terminal. (Possible for
PSTX30...105 only).
4. Connect the control supply voltage (100-250V
50/60Hz) to terminal 1 and 2.
5. Connect the functional ground (terminal 22), to a
ground point close to the Softstarter,
see Figure 2.4.
12 Quick start | Installation and commissioning manual |
2
, see Figure 2.1.
1
, and terminals 2T1 - 4T2
2
, see Figure 2.2.. Use
1
PSTX
Figure 2.1
In Line (1) and Inside Delta (2) connection
5L3
3L2
1L1
1
1
and
Figure 2.2
Terminal connection clamps
3L2
1L2
1
2
Figure 2.3
Terminal connection bars
1SFC132081M0201
2
PSTX
Line side
2
2T1
4T2
6T3
5L3
Line side
2
2T1
4T2
6T3
Motor side
Motor side