User Manuals: GE 269Plus Motor Management Relay

User Manuals: GE 269Plus Motor Management Relay

Manuals and User Guides for GE 269Plus Motor Management Relay. We have 1 GE 269Plus Motor Management Relay manual available for free PDF download: Instruction Manual

GE 269Plus Instruction Manual

GE 269Plus Instruction Manual (218 pages)

Motor Management Relay

Brand: GE | Category: Relays | Size: 7.46 MB

Table of Contents

1. Introduction

5
- Table of Contents
  5
- Motor Protection Requirements
  9
- Features
  9
  - Introduction 1.1 Motor Protection Requirements
    9
- Table 1-1: 269Plus RELAY FEATURES
  11
- Typical Applications
  12
- Order Code / Information
  13
- Technical Specifications
  14
- Mpm Option Specifications
  17
- 2 Installation
  
  19
  - Physical Dimensions
    19
  - Mounting
    24
  - Table 2-1: 269Plus External Connections
    25
  - External Connections
    26
  - Control Power
    30
  - Phase Ct Inputs
    32
  - Table 2-2: Typical Ct Ratings
    32
  - Ground Ct Input
    34
  - Trip Relay Contacts
    35
  - Alarm Relay Contacts
    36
  - Auxiliary Relay #1 Contacts
    36
  - Auxiliary Relay #2 Contacts
    37
  - Rtd Sensor Connections
    37
  - Emergency Restart Terminals
    38
  - External Reset Terminals
    39
  - Analog Output Terminals (Non-Isolated)
    39
  - Differential Relay Terminals
    39
  - Speed Switch Terminals
    40
  - Programming Access Terminals
    40
  - Rs485 Serial Communications Terminals
    40
  - Display Adjustment
    42
  - Front Panel Faceplate
    42
  - Spare Input Terminals
    42
  - Drawout Relay Option
    44
    
    Control Power (5/6/7/8)
    47
    
    Mpm Wiring
    47
  - Meter Option Installation
    47
    
    D VT INPUTS (1-4)
    48
    
    F SERIAL COMMUNICATIONS PORT (COM1 - 46,47,48)
    49
    
    Mpm Analog Output
    49
- 3 Setup and Use
  
  57
  - Front Panel
    57
  - Controls and Indicators
    58
    
    Table : 3-1 Controls and Indicators
    58
  - Relay Display Modes
    62
  - Actual Values Mode
    63
    
    Starts/Hour Timer
    63
    
    Table : 3-2 269P Lus Actual Values
    63
    
    Time between Starts Timer
    63
    
    Cause of Last Event
    68
    
    Cause of Last Trip
    68
    
    A STARTS/HOUR TIMER
    71
    
    B TIME between STARTS TIMER
    72
  - Setpoints Mode
    74
    
    Table : 3-3 269P Lus Setpoints
    75
  - Help Mode
    99
  - Trip/Alarm Mode
    100
  - Table 3-4: TRIP/ALARM MESSAGES and FAULT DIAGNOSIS
    100
  - Phase Ct & Motor Full Load Current Setpoints
    103
  - Acceleration Time Setpoint
    103
  - Inhibits
    104
  - Unbalance Setpoints
    105
  - Ground Fault (Earth Leakage) Setpoints
    106
  - Contactor/Breaker Wiring
    107
  - Undercurrent Setpoints
    108
  - Rapid Trip / Mechanical Jam Setpoints
    108
  - Short Circuit Setpoints
    108
  - Immediate Overload Alarm Setpoint
    109
  - Stator Rtd Setpoints
    109
  - Other Rtd Setpoints
    110
  - Overload Curve Setpoints
    112
  - Table 3-5: STANDARD OVERLOAD CURVE TRIP TIMES (in SECONDS)
    112
  - Thermal Capacity Alarm
    115
  - Thermal Memory
    115
    
    U/B Input to Thermal Memory
    116
    
    Rtd Input to Thermal Memory
    117
    
    Learned Cooling Times
    118
    
    Start Inhibit
    118
  - Emergency Restart
    119
  - Resetting the Relay
    120
    
    Single Shot Restart
    120
    
    Special External Reset
    120
  - Relay Self-Test
    121
  - Statistical Data Features
    121
  - Factory Setpoints
    121
  - Meter Option
    122
    
    Recommendations
    124
    
    The Phenomenon
    124
    
    Table 3-6: PRESET FACTORY RELAY CONFIGURATIONS and FUNCTIONS
    125
  - Preset Configurations / Functions
    126
- 4 Communications
  
  127
- Introduction
  
  127
  - Modes of Operation
    127
  - Physical Layer
    127
  - Packet Format
    129
  - The Handshake
    130
  - Table 4-1: HANDSHAKE DATA
    130
  - Supported Functions
    132
    
    Function 04H: Read Actual Values (Input Registers)
    132
    
    Function 16 (10H): Write Setpoint Values
    132
  - Exception or Error Replies
    133
  - Error Checking Code
    134
    
    Crc-16 Algorithm
    134
    
    Description
    134
    
    Sample Packet with Crc-16
    135
  - Memory Map
    135
    
    Table : 4-2 269Plus Memory Map
    136
  - Format Codes
    150
    
    Table : 4-3 Memory Map Format Codes
    150
- 5 Relay Testing
  
  157
- Primary Injection Testing
  
  157
  - Secondary Injection Testing
    157
  - Phase Current Input Functions
    158
  - Ground Fault Current Functions
    160
  - Rtd Measurement Tests
    160
  - Table 5-1: RTD RESISTANCE VS. TEMPERATURE
    160
  - Power Failure Testing
    161
  - Analog Current Output
    161
  - Routine Maintenance Verification
    161
  - Dielectric Strength (Hi-Pot) Test
    162
    
    Theory of Operation 6.1 Hardware
    163
  - Hardware
    164
  - Firmware
    165
  - Relay Powered from One of Motor Phase Inputs
    167
  - Control Power Loss Due to Short Circuit/Ground Fault
    167
  - Using Flc Thermal Capacity Reduction Setpoint
    167
  - Overview
    169
  - Hardware & Software Requirements
    169
  - Toolbar Summary
    169
  - Menu Summary
    170
  - Hardware Configuration
    171
  - 269Pc Installation
    172
  - Startup and Communications Configuration
    173
  - Entering Setponits
    174
  - Saving Setpoints to a File
    176
  - Loading Setponts from a File
    177
  - Viewing Actual Values
    178
  - Trending
    180
  - Using the Troubleshooting Feature
    181
    
    Table : 9-1 Commissioning Table
    183
  - 269Plus Commissioning Summary
    184
  - Revision History
    187
  - Table 9-2: REVISION HISTORY TABLE
    187
  - Description
    189
  - Example
    189
  - Thermal Model
    191
  - 269 Plus Rtd Bias Feature
    192
- Description
  
  193
  - Two-Wire Rtd Lead Compensation
    195
  - Description
    197
  - Description
    201
  - Dos
    201
    
    A 269PLUS GROUNDING
    201
    
    D RS485 COMMUNICATIONS PORT
    202
  - Don'ts
    203
  - Description
    205
  - Plus Ct Withstand
    207
  - Ct Size and Saturation
    207
    
    Transformers H
    210
- List of Figures
  
  211
List of Tables

212

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