ABB PSR60 PSR72 PSR85 PSR105 Softstarter Service Manual

This product is a PSR60, PSR72, PSR85, PSR105 soft starter, which supports 100-240V voltage, input current of 110A-200A, output voltage of 600V, and is suitable for use in pollution degree 2 environment. It requires J class time delay fuses for protection.


ABB PSR60 PSR72 PSR85 PSR105 Softstarter Service Manual - cover page
Brand
ABB
Document type
Service Manual
Language
English
Pages
4
File format
PDF
File size
1.7 MB
Published
09 April, 2012
Updated
30 September, 2023
MD5 checksum
CEBEA831ABFB01CA0ED78C6DB2872BB7

About this manual

The manual outlines essential safety precautions for working with the softstarter, emphasizing that only qualified electricians should perform installation, commissioning, and service. It warns that the device operates with hazardous voltages and must be completely de‑energized before any handling, and that terminals remain live even when the unit is off.

Installation procedures are described step‑by‑step: disconnect mains voltage, connect the supply voltage, verify the top LED blinks, then connect the motor leads (T1‑T3) and ensure the LED stays continuously on. Once these checks are passed, the motor can be started and stopped safely. The document also lists enclosure dimensions, environmental rating, and electrical ratings for the various PSR models.

What's inside

  • Safety Information
  • Installation Procedure
  • LED Indicator Checks
  • Motor Connection
  • Electrical Ratings
  • Enclosure Dimensions
  • Fuse Requirements

Specifications

Enclosure size24 x 13 x 8 inches (minimum)
Pollution degreeDegree 2 environment
Maximum voltage600 V
Supported modelsPSR60, PSRZ2, PSR85, PSR105
Current rating options110 A, 125 A, 150 A, 200 A

Frequently asked questions

What safety steps must be taken before working on the softstarter?

A qualified electrician must perform the work, and the mains power must be switched off and disconnected before any handling.

How can I verify the softstarter is ready during installation?

First check that the top LED is blinking after applying the supply voltage, then after connecting the motor ensure the top LED stays continuously on.

What are the enclosure dimensions required for the softstarter?

The minimum enclosure size is 24 × 13 × 8 inches.

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