GE 169 User Manual

Name: GE 169
Brand: GE
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94 pages

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4 RELAY TESTING

GE Power Management

Figure 4-1 Secondary Injection Test Set (AC input to 169 relay)

Table of Contents3
Motor Protection Requirements7
Table 1-1 Model 169 and 169 Plus Relay Features7
169 Relay Features7
Typical Applications8
Technical Specifications9
Physical Dimensions13
Mounting15
Table 2-1 169 External Connections16
External Connections16
Control Power21
Phase Cts21
Ground Fault CT22
Trip Relay Contacts22
Alarm Relay Contacts22
Auxiliary Relay #1 Contacts (169 Plus)23
Auxiliary Relay #2 Contacts (169 Plus)23
RTD Sensor Connections23
Emergency Restart Terminals24
External Reset Terminals24
Analog Output Terminals24
Differential Relay Terminals (169 Plus)25
Speed Switch Terminals (169 Plus)25
Programming Access Terminals25
RS-422 Serial Communications Terminals (169 Plus)25
Display Adjustment26
Front Panel Faceplate26
Spare Input Terminals (169 Plus)26
169 Drawout Relay27
Table 3-1 Controls and Indicators32
Controls and Indicators32
169 Relay Display Modes36
ACTUAL VALUES Mode36
SETPOINTS Mode47
HELP Mode64
TRIP/ALARM Mode64
Phase CT and Motor Full Load Current Setpoints67
Acceleration Time Setpoint67
Number of Starts/Hour Setpoint67
Unbalance Setpoints68
Ground Fault (Earth Leakage) Setpoints69
Undercurrent Setpoints69
Rapid Trip / Mechanical Jam Setpoints70
Short Circuit Setpoints70
Immediate Overload Alarm Level Setpoint70
Stator RTD Setpoints70
Other RTD Setpoints71
Overload Curve Setpoints71
Table 3-5 Standard Overload Curve Trip Times (in Seconds)72
Phase Reversal Protection75
Thermal Memory75
Emergency Restart77
Resetting the 169 Relay77
169 Relay Self-Test78
Statistical Data Features78
Factory Setpoints79
Table 3-7 Preset Factory Relay Configurations and Functions81
Primary Injection Testing82
Secondary Injection Testing82
Phase Current Input Functions82
Table 3-3 SETPOINTS85
Table 4-1 RTD Resistance Vs. Temperature85
Ground Fault Current Functions85
RTD Measurement Tests85
Power Failure Testing85
Analog Current Output86
Routine Maintenance Verification86
Hardware87
Firmware89
169 Relay Powered from One of Motor Phase Inputs91
Loss of Control Power Due to Short Circuit or Ground Fault91
Example Using FLC Thermal Capacity Reduction Setpoint92

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GE 169 Specifications

General

Brand	GE
Model	169
Category	Other
Language	English

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GE 169 User Manual

Table of Contents

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GE 169 Specifications

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