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Microsoft PowerPoint Viewer - dtp
DTP
Digital Transformer Protection
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DTP - Digital Transformer Protection
DTP - Digital Transformer Protection DTP
Digital Transformer Protection
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Protection Functions
Protection Functions
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Digital 3-Phase Current Differential Protection
Digital 3-Phase Current Differential Protection
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16 Samples/Cycle Protection & Oscillography
16 Samples/Cycle Protection & Oscillography
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2, 3, or 4 Restraint Windings
2, 3, or 4 Restraint Windings
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Current Taps Adjustable From (0.5 - 10) * In, 0.01 Steps)
Current Taps Adjustable From (0.5 - 10) * In, 0.01 Steps)
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2nd & 5th Harmonic Cross-Restraint (12 - 50%, 0.1 Steps)
2nd & 5th Harmonic Cross-Restraint (12 - 50%, 0.1 Steps)
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Through Current Percentage Restraint (15 - 50%, 0.1 Steps)
Through Current Percentage Restraint (15 - 50%, 0.1 Steps)
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Instantaneous Overcurrent Backup Unit (6 - 12 tap, 0.1 Steps)
Instantaneous Overcurrent Backup Unit (6 - 12 tap, 0.1 Steps)
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1 Setting Group
1 Setting Group DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features
Features
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Any Transformer Type
Any Transformer Type
Wye, B Delta, C Delta, B Zig-Zag, C Zig-Zag
Wye, B Delta, C Delta, B Zig-Zag, C Zig-Zag
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Any CT Connection
Any CT Connection
Wye, B Delta, C Delta
Wye, B Delta, C Delta
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Choice of Internal or External Compensation
Choice of Internal or External Compensation
Internal Phase Shift Correction To Eliminate Zero Sequence
Internal Phase Shift Correction To Eliminate Zero Sequence
Components of Currents
Components of Currents DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features (Cont.)
Features (Cont.)
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Trip Outputs (5)
Trip Outputs (5)
(User Selects Which Trip Signals Operate All 5 Outputs)
(User Selects Which Trip Signals Operate All 5 Outputs)
Phase A Differential Trip
Phase A Differential Trip
Phase B Differential Trip
Phase B Differential Trip
Phase C Differential Trip
Phase C Differential Trip
Phase A Instantaneous Trip
Phase A Instantaneous Trip
Phase B Instantaneous Trip
Phase B Instantaneous Trip
Phase C Instantaneous Trip
Phase C Instantaneous Trip
Buchholz Trip Digital Input
Buchholz Trip Digital Input
Overtemperature Trip Digital Input
Overtemperature Trip Digital Input DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features (Cont.)
Features (Cont.)
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Digital Inputs (5)
Digital Inputs (5)
Buchholz Alarm & Trip
Buchholz Alarm & Trip
Overtemperature Alarm & Trip
Overtemperature Alarm & Trip
Latching Relay Reset (Lockout Relay NC Contact)
Latching Relay Reset (Lockout Relay NC Contact)
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Auxiliary Outputs (7)
Auxiliary Outputs (7)
Phase A, B or C Instantaneous Signaling
Phase A, B or C Instantaneous Signaling
Phase A Diff. or Inst. Signaling
Phase A Diff. or Inst. Signaling
Phase B Diff. or Inst. Signaling
Phase B Diff. or Inst. Signaling
Phase C Diff. or Inst. Signaling
Phase C Diff. or Inst. Signaling
Buchholz Alarm Signaling
Buchholz Alarm Signaling
Overtemperature Alarm Signaling
Overtemperature Alarm Signaling
Trip Signaling
Trip Signaling DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features (Cont.)
Features (Cont.)
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Sequence of Event Recorder (255)
Sequence of Event Recorder (255)
User Can Select Which Events Will Be Recorded
User Can Select Which Events Will Be Recorded
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Present Value Monitoring
Present Value Monitoring
Phase A, B, C Differential Currents
Phase A, B, C Differential Currents
Phase A, B, C Through Currents
Phase A, B, C Through Currents
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Maximum Phase A RMS Through-Current Recorded
Maximum Phase A RMS Through-Current Recorded
One Hour Interval for Seven Days
One Hour Interval for Seven Days
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Self-Test Diagnostics with Alarm Contact
Self-Test Diagnostics with Alarm Contact
Critical & Non-Critical Alarms
Critical & Non-Critical Alarms
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Events and Current Logs are Maintained for Two Days after
Events and Current Logs are Maintained for Two Days after
Loss of DC Power
Loss of DC Power DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
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Event Masks
Event Masks
Phase A Instantaneous Pick-up
Phase A Instantaneous Pick-up
Phase B Instantaneous Pick-up
Phase B Instantaneous Pick-up
Phase C Instantaneous Pick-up
Phase C Instantaneous Pick-up
Phase A Differential Pick-up
Phase A Differential Pick-up
Phase B Differential Pick-up
Phase B Differential Pick-up
Phase C Differential Pick-up
Phase C Differential Pick-up
Overtemperature Trip Input
Overtemperature Trip Input
Overtemperature Alarm Input
Overtemperature Alarm Input
Buchholz Trip Input
Buchholz Trip Input
Buchholz Alarm Input
Buchholz Alarm Input
Latching Relay Reset Input
Latching Relay Reset Input
Phase A, B, or C Instantaneous Signaling
Phase A, B, or C Instantaneous Signaling
Phase A Instantaneous or Differential Signaling
Phase A Instantaneous or Differential Signaling
Phase B Instantaneous or Differential Signaling
Phase B Instantaneous or Differential Signaling
Phase C Instantaneous or Differential Signaling
Phase C Instantaneous or Differential Signaling
Buchholz Alarm Signaling
Buchholz Alarm Signaling
Overtemperature Alarm Signaling
Overtemperature Alarm Signaling
Trip
Trip
Auxiliary Trip Signal
Auxiliary Trip Signal
Non-Critical Alarm 101
Non-Critical Alarm 101
End of Non-Critical Alarm 101
End of Non-Critical Alarm 101
Setting Change
Setting Change
Program Reset
Program Reset
Critical Alarm 204
Critical Alarm 204
Critical Alarm 201
Critical Alarm 201
End of Critical Alarm
End of Critical Alarm
Clear Event File
Clear Event File
Relay Synchronize
Relay Synchronize DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features (Cont.)
Features (Cont.)
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Eight Fault Reports Stored
Eight Fault Reports Stored
RMS Differential Current
RMS Differential Current
RMS Through Current
RMS Through Current
RMS Harmonic Restraint (2nd & 5th)
RMS Harmonic Restraint (2nd & 5th)
Trip Type
Trip Type
Fault Type
Fault Type
Date and Time
Date and Time
Settings in effect at time of fault
Settings in effect at time of fault DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
MULTILIN
Features (Cont.)
Features (Cont.)
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Oscillography Waveform Capturing
Oscillography Waveform Capturing
8 Sets of Oscillography Stored
8 Sets of Oscillography Stored
Current Values Recorded
Current Values Recorded


Total Cycles
Total Cycles


Pretrip
Pretrip


Posttrip
Posttrip
2 Winding
2 Winding
30
30
2
2


28
28
3 Winding
3 Winding
20
20
4
4
16
16
4 Winding
4 Winding
16
16
4
4
12
12
Input Contact Status
Input Contact Status
Output Contact Status
Output Contact Status
Oscillography Stored in Binary Format with Data Labels
Oscillography Stored in Binary Format with Data Labels
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File Can Be Converted to COMTRADE Format
File Can Be Converted to COMTRADE Format
Oscillography & Fault Reports Stored in EEPROM
Oscillography & Fault Reports Stored in EEPROM
Use GE-OSC Program to View Oscillography Files
Use GE-OSC Program to View Oscillography Files DTP
Digital Transformer Protection
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MULTILIN
MULTILIN
MULTILIN
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Communications
Communications
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2 Line LED Display
2 Line LED Display
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Local Keypad
Local Keypad
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Present Values Viewed on Display by Pressing ENT Key
Present Values Viewed on Display by Pressing ENT Key
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Programmable Banks of Indicating LEDs
Programmable Banks of Indicating LEDs
Pick-ups, Inputs, Outputs, LED Test
Pick-ups, Inputs, Outputs, LED Test
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Ready LED
Ready LED
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Remote Communication via M -LINK Software
Remote Communication via M -LINK Software
Display Present Values, Fault Report, Retrieve Oscillography,
Display Present Values, Fault Report, Retrieve Oscillography,
Retrieve Sequence of Events, Change Settings
Retrieve Sequence of Events, Change Settings
Password Protected
Password Protected
Real-Time Monitoring of Differential & Through Currents
Real-Time Monitoring of Differential & Through Currents
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Rear RS232 or Fiber Optic Remote Communication
Rear RS232 or Fiber Optic Remote Communication DTP
Digital Transformer Protection
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MULTILIN
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LED Configuration
LED Configuration
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Setting: PICK-UPS
Setting: PICK-UPS
L1
L1
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----
L2
L2
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----
L3
L3
Phase C Instantaneous Pickup
Phase C Instantaneous Pickup
L4
L4
Phase B Instantaneous Pickup
Phase B Instantaneous Pickup
L5
L5
Phase A Instantaneous Pickup
Phase A Instantaneous Pickup
L6
L6
Phase C Differential Pickup
Phase C Differential Pickup
L7
L7
Phase B Differential Pickup
Phase B Differential Pickup
L8
L8
Phase A Differential Pickup
Phase A Differential Pickup
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Setting: INPUTS
Setting: INPUTS
L1
L1
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----
L2
L2
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----
L3
L3
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----
L4
L4
Overtemperature Trip
Overtemperature Trip
L5
L5
Overtemperature Alarm
Overtemperature Alarm
L6
L6
Buchholz Trip
Buchholz Trip
L7
L7
Bushels Alarm
Bushels Alarm
L8
L8
Latching Relay Reset
Latching Relay Reset
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Setting: OUTPUTS
Setting: OUTPUTS