Protection Features - GE Multilin 369 Quick Start Manual

OVERVIEW
5.1.2

Protection Features

5–58
ANSI/IEEE PROTECTION FEATURES
DEVICE
14 Speed Switch
27 Undervoltage
37 Undercurrent / Underpower
38 Bearing RTD
46 Current Unbalance
47 Voltage Phase Reversal
49 Stator RTD
50 Short Circuit & Backup
Ground Fault & Ground Fault
50G/51G
Backup
51 Overload
55 Power Factor
59 Overvoltage
Starts per Hour/Time
66
Between Starts
74 Alarm
81 Over/Under Frequency
86 Lockout
87 Differential Switch
General Switch
Reactive Power
Thermal Capacity
Start Inhibit (thermal capacity
available)
Restart Block (Backspin
Timer)
Mechanical Jam
Acceleration Timer
Ambient RTD
Short/Low temp RTD
Broken/Open RTD
Loss of RRTD
Communications
Trip Counter
Self Test/Service
Backspin Detection
Current Demand
kW Demand
kvar Demand
kVA Demand
Starter Failure
Reverse Power
Undervoltage Autorestart
CHAPTER 5: PRODUCT DESCRIPTION
OPTION TRIP
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M •
/M •
R or RRTD •
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M •
R or RRTD •
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M •
M •
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R or RRTD •
R or RRTD
R or RRTD
RRTD
B
M
M
M
M
M or B
369 MOTOR MANAGEMENT RELAY – QUICKSTART GUIDE
ALARM BLOCK
START
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