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motortronics XLS-120 User Manual

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Motortronics
- 23 -
XLS Series Solid State Soft Starter 39 - 1250A
INSTALLATION & OPERATION
MANUAL
XLS SERIES
Solid State Soft Starter
39 - 1250 A
REV 2
08110601MN
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motortronics XLS-120 Specifications

General IconGeneral
TypeSoft Starter
Input Frequency50/60 Hz
Enclosure RatingNEMA 1
Ambient Temperature-10°C to 40°C
Relative Humidity95% non-condensing

Summary

Chapter 2 - Installation

2.4 Warning!

Critical safety warning regarding electrical shock hazard and proper power disconnection.

Chapter 3 - Motor Overload Protection

3.1 Thermal Overload Relay

Explains the adjustable solid state overload relay and its Class 10/20 ratings.

3.2 Overload Relay

Describes the adjustable FLA range and tripping current of the overload relay.

3.3 FLA Dial Adjustment

Details how to set the overload relay dial based on FLA and CT ratio.

3.4 Manual/Automatic Reset

Explains how to select manual or automatic reset for the overload relay.

Chapter 4 - Connections

4.1 Power Connections

Instructions for connecting power lines to the unit input and motor leads.

4.1.1 Grounding

Specifies how to connect the ground cable to the unit and earth ground.

Chapter 5 - Adjustments

Chapter 6 - Start-Up

Chapter 7 - Status Indicator LEDs

Chapter 8 - Troubleshooting

8.1 Failure Analysis

A table providing common problems, possible LED displays, causes, and solutions.

8.2 SCR Testing Procedure

Detailed procedure for testing SCRs using an ohm meter.

8.3 Replacing SCR Devices

Instructions for replacing isolated SCRs and hockey puck type SCRs.

8.3.1 Changing an Isolated SCR

Step-by-step guide for replacing isolated SCRs.

8.3.2 Changing a Hockey Puck Type SCR

Detailed instructions for replacing hockey puck type SCRs.

8.4 Replacing the Main Control Board

Procedure for replacing the main control board.

Chapter 9 - Main Control Board

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