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Product Selector Guide
Transformer Protection – Selector Guide
Features
Device
345
P642
P652
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2
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2
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2
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15/1
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12/1
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G/N/P
G/N/P
•
G/N/P
G/N/P
•
Transformer Protection
APPLICATIONS & FUNCTIONALITY
Low to Medium size LV and MV Transformers
Medium to Large size MV-HV Transformers
Auto-transformers
Non-Standard Transformers
Two windings
Three windings
More then three windings
3-phase Voltage inputs
PROTECTION & CONTROL
Transformer Differential
Maximum Number of Windings/Restraint Inputs
Harmonic Restraint
Internal Winding Standard Phase Shift Compensation
Internal Winding Non-Standard Phase Shift
Compensation
Dynamic CT Ratio-Matching
CT Mismatch Range
Restricted Ground Fault - RGF/REF
Over-excitation (Voltz Per Hertz)
Phase Undervoltage
IOC, Ground/Neutral/Phase
TOC, Ground/Neutral/Phase
Negative Phase Sequence Overcurrent
Custom programmable overcurrent curves
Overvoltage - Phase
Overvoltage - Neutral
Overvoltage - Auxiliary
Overvoltage - Negative Sequence
Current Directional, Neutral/Phase.
Voltage Transformer Fuse Failure
Current Transformer Supervision
Under/Overfrequency
Synchrocheck
Synchrophasor
Thermal Overload
Power Swing Blocking
Out of Step
Backup Distance Protection
Voltage Dependent Overcurrent (VCO/VRO)
Transformer Hottest-spot Temperature
Transformer Aging factor
Transformer Loss of Life
Lockout
Tap Changer Monitoring
Breaker Failure
Arc Flash Detection
87T
87G
24
27P
50G/N/P
51G/N/P
46
59P
59N
59X
59_2
67 N/P
VTFF/VTS
CTS
81U/O
25
49
68
78
21
51V
•
16/1
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G/N/P
G/N/P
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86
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50BF
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4
12
12
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2
6
6
•
simple
32
64/32
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Trip
10
Trip
18
AUTOMATION
Settings Groups
Contact Inputs (max)
Contact Outputs (max)
Non-volatile latches
Programmable Logic
FlexElements™
Virtual Inputs/Outputs
Direct Inputs/Outputs
Programmable Pushbuttons
Trip/Close Coil Supervision
User-Programmable LEDs
User-Programmable Self Test
Selector Switch
Digital Counters
Digital Elements
Transducer Analog Inputs/Outputs (max)
RTD Inputs (max)
2
10
7
16
GEGridSolutions.com
4/4
10
Product Selector Guide
Features Continued
Device
345
P642
P652
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MONITORING & METERING
5
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256
32
512
24
512
16
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• (1)
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COMMUNICATIONS INTERFACES
Front Port Local Access
Rear Communications (RS232/RS422)
Rear Communications (G.703, C37.94)
Ethernet
Fiber (Ports)
PROTOCOLS
Courier
ModBus RTU
DNP3 Serial
EGD Protocol
IEC61850
IEC 60870-5-104
IEC 60870-5-103
Simple Network Time Protocol
TCP/IP
HTTP
PRP (IEC 62439-3 Clause 4)
HSR (IEC 62439-3 Clause 5)
IRIG-B Input
Process Bus (IEC 61850-9-2)
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For the most up-to-date selector guides, please visit
GEGridSolutions.com/SelectorGuides
GEGridSolutions.com
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Transformer Protection
Power Factor
Current – RMS
Current – Phasor
Current – Demand
Current - Unbalance
Voltage
Power - Apparent, Real, Reactive
MW, MVA, Mvar Demand
Breaker Arc Current
Energy
Frequency
Temperature
Current Harmonics (max)
Loss of Life Calculations
Fault Report
User Programmable Trip Reports
Event Recorder - Number of Events
Oscillography/Transient Recorder - Sampling Rate
Trip Counters
Data Logger / Trend Recording
Simulation Mode
Product Selector Guide
Transformer Protection – Selector Guide
Features
Device
745
845
P643
P645
T35
T60
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3
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3
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3
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5
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6
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6
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16/1
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20/1
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G/N/P
G/N/P
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•
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P/N
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32/1
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32/1
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G/N/P
G/N/P
Transformer Protection
APPLICATIONS & FUNCTIONALITY
Low to Medium size LV and MV Transformers
Medium to Large size MV-HV Transformers
Auto-transformers
Non-Standard Transformers
Two windings
Three windings
More then three windings
3-phase Voltage inputs
PROTECTION & CONTROL
Transformer Differential
Maximum Number of Windings/Restraint Inputs
Harmonic Restraint
Internal Winding Standard Phase Shift Compensation
Internal Winding Non-Standard Phase Shift
Compensation
Dynamic CT Ratio-Matching
CT Mismatch Range
Restricted Ground Fault - RGF/REF
Over-excitation (Voltz Per Hertz)
Phase Undervoltage
IOC, Ground/Neutral/Phase
TOC, Ground/Neutral/Phase
Negative Phase Sequence Overcurrent
Custom programmable overcurrent curves
Overvoltage - Phase
Overvoltage - Neutral
Overvoltage - Auxiliary
Overvoltage - Negative Sequence
Current Directional, Neutral/Phase.
Voltage Transformer Fuse Failure
Current Transformer Supervision
Under/Overfrequency
Synchrocheck
Synchrophasor
Thermal Overload
Power Swing Blocking
Out of Step
Backup Distance Protection
Voltage Dependent Overcurrent (VCO/VRO)
Transformer Hottest-spot Temperature
Transformer Aging factor
Transformer Loss of Life
Lockout
Tap Changer Monitoring
Breaker Failure
Arc Flash Detection
87T
87G
24
27P
50G/N/P
51G/N/P
46
59P
59N
59X
59_2
67 N/P
VTFF/VTS
CTS
81U/O
25
49
68
78
21
51V
86
50BF
G/N/P
G/N/P
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•
•
•
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15/1
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G/N/P
G/N/P
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15/1
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G/N/P
G/N/P
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P/N
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P/N
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6
14
10
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4
40
24
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4
40
24
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16/16
32/32
64/32
64/32
3
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15
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4/7
12
10
Trip
18
10
Trip
18
4/4
10
4/4
10
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G/P
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P/N
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AUTOMATION
Settings Groups
Contact Inputs (max)
Contact Outputs (max)
Non-volatile latches
Programmable Logic
FlexElements™
Virtual Inputs/Outputs
Direct Inputs/Outputs
Programmable Pushbuttons
Trip/Close Coil Supervision
User-Programmable LEDs
User-Programmable Self Test
Selector Switch
Digital Counters
Digital Elements
Transducer Analog Inputs/Outputs (max)
RTD Inputs (max)
4
16
8
Trip
1
1
GEGridSolutions.com
6
96
64
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64/96
32/32
12
Trip/Close
48
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24/12
24
6
96
64
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64/96
32/32
12
Trip/Close
48
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24/12
24
Product Selector Guide
Features Continued
Device
745
845
P643
P645
T35
T60
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512
24
512
24
MONITORING & METERING
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21
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40
12
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25
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1024
128
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1024
64
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25
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1024
64
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•(3)
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•(3)
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COMMUNICATIONS INTERFACES
Front Port Local Access
Rear Communications (RS232/RS422)
Rear Communications (G.703, C37.94)
Ethernet
Fiber (Ports)
•
•
•
•
•
•
•
•
•
•(2)
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•
•
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•
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PROTOCOLS
Courier
ModBus RTU
DNP3 Serial
EGD Protocol
IEC61850
IEC 60870-5-104
IEC 60870-5-103
Simple Network Time Protocol
TCP/IP
HTTP
PRP (IEC 62439-3 Clause 4)
HSR (IEC 62439-3 Clause 5)
IRIG-B Input
Process Bus (IEC 61850-9-2)
•
•
•
•
•
•
•
•
•
For the most up-to-date selector guides, please visit
GEGridSolutions.com/SelectorGuides
GEGridSolutions.com
•
Transformer Protection
Power Factor
Current – RMS
Current – Phasor
Current – Demand
Current - Unbalance
Voltage
Power - Apparent, Real, Reactive
MW, MVA, Mvar Demand
Breaker Arc Current
Energy
Frequency
Temperature
Current Harmonics (max)
Loss of Life Calculations
Fault Report
User Programmable Trip Reports
Event Recorder - Number of Events
Oscillography/Transient Recorder - Sampling Rate
Trip Counters
Data Logger / Trend Recording
Simulation Mode
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