Multilin 139 series Manuals

Manuals and User Guides for Multilin 139 series. We have 1 Multilin 139 series manual available for free PDF download: Instruction Manual

Multilin 139 series Instruction Manual

Multilin 139 series Instruction Manual (46 pages)

motor protection relay

Brand: Multilin | Category: Relays | Size: 1 MB

Table of Contents

Table of Contents
4
1 Introduction

6
2 Installation

10
- Physical Dimensions
  10
- Relay Dimensions
  10
  - Option Selection
    11
- CT Dimensions
  11
  - Mounting
    13
- Relay Mounting
  13
  - External Connections
    14
  - Power Supply
    14
  - Phase Cts
    17
  - Ground Fault CT
    18
  - Main Relay Contacts
    18
  - External Reset
    18
  - Temperature Sensing Option
    19
  - Connecting the Thermal Capacity Meter
    19
  - Connecting the Current Output Option
    19
3 Setup and Use

20
- Front Panel Layout
  20
  - Controls and Indicators
    21
  - Maximum Load Control
    22
  - Unbalance Control
    23
  - Start Timer
    24
  - Undercurrent Control
    25
  - Memory Lockout Conditions
    25
  - Emergency Restart
    26
  - Run Curve Selection
    26
  - Mechanical Jam-Rapid Trip
    27
  - Option Programming
    28
- RTD Hot Motor Compensation
  29
  - Ground Fault
    30
  - Overtemperature Option
    31
  - Ground Fault Switch Settings
    31
- Setting RTD Trip/Alarm Temperatures
  32
  - Thermal Capacity
    33
  - 4-20Ma Full Load Output
    33
  - Fault Diagnosis
    33
  - Figure
    34
- Multilin Fault Finder
  34
  - Secondary Injection Test Equipment
    35
  - Commissioning Relay Tests
    35
4 Relay Testing

35
- Secondary Injection Test Set Schematic
  35
  - Unbalance
    37
  - Undercurrent
    37
  - Overtemperature Option
    38
  - Routine Maintenance Verification
    38
  - Problem Troubleshooting
    39
  - Problem Troubleshooting Guide
    40
5 THEORY of OPERATION 5.1 Block Diagram

41
- Relay Block Diagram
  41

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