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DGP AAA-0101
GE DGP AAA-0101 Manuals
Manuals and User Guides for GE DGP AAA-0101. We have
1
GE DGP AAA-0101 manual available for free PDF download: Instruction Manual
GE DGP AAA-0101 Instruction Manual (278 pages)
Digital Generator Protection Relay
Brand:
GE
| Category:
Relays
| Size: 3.57 MB
Table of Contents
Table of Contents
5
Product Description
13
Getting Started
13
Unpacking the Relay
13
Order Codes & Selection Guide
14
Special Models
15
DGP***AAA-0101 and DGP***AAA-0102
15
Dgp***Aba-0005
15
Dec 1000 Contact Expansion Unit
15
Introduction
16
General
16
Application
16
Protection Features
18
Description
18
Stator Differential (87G)
19
Current Unbalance (46T)
19
Loss of Excitation (40)
19
Anti-Motoring (32)
20
Time Overcurrent with Voltage Restraint 51V
20
Stator Ground (64G/27Tn)
20
Ground Overcurrent (51Gn)
21
Overexcitation (24)
21
Overvoltage (59)
22
Undervoltage (27)
22
Over and Underfrequency (81)
22
Voltage Transformer Fuse Failure (Vtff)
22
Accidental Energization (Ae)
23
Other Features
29
Inputs
29
Output Relays
29
Start-Up Self-Tests
30
Run-Time Self-Tests
30
Adaptive Sampling Frequency
31
Trip Circuit Monitor
31
Sequence of Events
31
Time Synchronization
32
Fault Report & Oscillography Data
33
Local Man-Machine Interface
33
Local Printer
33
Remote Communications
34
Remote Control
34
Password Protection
34
Remote Communications - Modbus Protocol
34
Elementary Diagrams
35
Calculation of
41
General
41
Description
41
Configuration Settings
50
Description
50
101: Unitid - Unit ID Number
50
102: Sysfreq - System Frequency
50
103: Sel Tvm - Select Trip Voltage Monitoring
50
104: Sel Tcm - Select Trip Current Monitoring
50
105: Selprim - Select Primary/Secondary Units
50
106: Ct Ratio - Current Transformer Ratio
50
107: Vt Ratio - Voltage Transformer Ratio
50
108: Commport - Communications Port
51
109: Phase - Phase Designation
51
110: Timesync - Time Synchronization Source
51
111: Num Flts - Number of Fault Events
51
112: Preflt - Prefault Cycles
52
113: Osc Trig - External Oscillography Trigger
52
114: Nom Volt - Nominal Voltage
52
115: Ratedcur - Rated Current
52
116: Vt Conn - Voltage Transformer Connection
52
117: Nctratio - Neutral Current Transformer Ratio
52
Example Configuration Settings
52
Protection Function Settings
53
Trip and Alarm Output Relays
53
Stator Differential 87G
53
Current Unbalance Alarm 46A
58
Current Unbalance Trip 46T
58
Loss of Excitation 40, 40-1, 40-2
60
Anti-Motoring (Reverse Power)
61
Overcurrent with Voltage Restraint (51V)
62
Stator Ground Fault 64G-1
68
Stator Ground Fault 64G-2
68
Stator Ground Fault 27Tn
68
Overexcitation Alarm (Volts/Hertz: 24A)
69
Overexcitation Trip (Volts/Hertz: 24T)
69
Overvoltage 59
74
Undervoltage Cutoff of 81
76
Underfrequency 81-U
76
Overfrequency 81-O
76
Digital Input DI
76
Voltage Transformer Fuse Failure Vtff
89
Accidental Energization Ae
89
Ground Overcurrent 51Gn
90
2.4 Commissioning
91
Dgp Aca Settings Table
91
3.1 Case Assembly
97
Warning
97
Construction
97
Electrical Connections & Internal Wiring
97
Identification
97
Circuit Board Modules
100
Warning
100
Basic Construction
100
Identification
100
Xtm Test Plugs
102
Description
102
Terminal Designation
102
Xtm Test-Circuit Connections
102
Test Plug Insertion
102
Installation
103
Receiving, Handling, & Storage
103
Environment
103
Mounting
103
External Connections
103
External Connections Test
103
Surge Ground Connections
103
Acceptance Tests
105
Introduction
105
Warning
105
General
105
General Tests
105
Protection Tests
105
Test Equipment
106
Drawings & References
106
Drawings
106
References
106
Equipment Grounding
106
Required Settings
106
4.2 Test Preparation
106
General Instructions
107
Procedure
107
Setting Changes
107
Entering the Test Mode
108
Exiting the Test Mode
108
Using Ge-Link
109
Description
109
Hardware Setup
109
Software Setup
109
Load & Start Ge-Link
109
Set up a New Test Unit
109
Relay Setup
110
Logging into the Relay
110
Setting Changes
111
Entering the Test Mode
111
Exiting the Test Mode
111
Initial Test Setup
112
Description
112
General Relay Tests 4.6.1 Note
113
T1: MMI Status and Display Testing
113
Status Check
113
Warning Status
113
Display Test
114
T2: Digital Output Tests
115
T3: Digital Input Tests
117
T4: Ac System Input Test
119
Protection Tests
121
Description
121
T5: Generator Differential Test 87G
122
T6: Current Unbalance Alarm 46A
150
T7: Current Unbalance Trip 46T
151
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