GE EntelliGuard TU - Appendix 2 - Operating Modes and Functions Specifics; METER Mode Display (Wye and Delta)

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EntelliGuard®TU Trip Unit

09/25/08 Appendix 2 – Operating Modes and Functions Specifics

Figure 18: METER Mode (Wye and Delta Systems)

Wye System

Delta System

Main Page

Table of Contents4
Section 1 - General Information7
Introduction7
Abbreviations and Acronyms7
Product Description7
- Appearance7
- LCD Access7
- Table 1: Abbreviations and Acronyms7
- Figure 1: Front Panel View - Power Break II and Wavepro Trip Units7
- Figure 2: Front Panel View - Power Break I and AKR Trip Units7
- Figure 3: Front Panel View - Entelliguard G Trip Units7
- Electrical Requirements8
- Equipment Interfaces8
Communications8
- Modbus8
- Figure 4: Trip Unit Keypad8
- Profibus9
Over Current Protection Functions9
- Long Time9
- Short Time9
- Table 2: Short Time Breaker Type and Frame9
- Figure 5: Long Time Pickup Setting9
- Figure 6: Short Time Pickup Time Current Curve9
- Adjustable Selective Instantaneous Protection10
- Reduced Energy Let-Through Instantaneous Protection (RELT)10
- Table 3: Short Time Delay Slope Settings10
- Table 4: Maximum Instantaneous for Power Break I, Power Break I, Wavepro and AKR Trip Units10
- Ground Fault Protection11
- Table 5: Maximum Instantaneous Thresholds for Power Break I, Power Break I, Wavepro and AKR Trip Units11
- Table 6: Ground Fault Pickup Settings11
- Table 7: Sensor Settings and Ratings11
- Table 8: Ground Fault Time Delay Bands, 50 Hz and 60Hz11
Protective Relay12
- Voltage Unbalance Relay12
- Current Unbalance Relay12
- Under Voltage Relay12
- Under Voltage Relay Zero-Volt Trip Enable12
- Over Voltage Relay12
- Power-Reversal Relay12
- Power Direction Setup12
- Potential Transformer Primary Voltage12
- Potential Transformer Connection12
- Power Demand Intervals13
- Communication Address13
- Bell Alarm-Alarm Only/Bell Alarm with Lock-Out Accessory Configuration Setup (Applies to Power Break II and Wavepro Trip Units Only)13
- Settings Description13
- Input13
- Output13
- Table 14: Input Assignments13
- Table 15: Output Configuration13
- Current Alarm14
Zone Select Interlock14
- ZSI Option14
- High Set Instantaneous Protection (HSIOC)14
- Making Current Release (MCR)14
Table 16: Metering Data15
Power Requirements15
Metering Function15
Section 2 Lifting, Mounting and Installation16
Trip Unit Removal and Replacement16
- Power Break I and Power Break II Insulated Case Circuit Breakers16
- Wavepro Circuit Breakers16
- AKR (225 a to 5000 a Frames) Circuit Breakers17
- Figure 7: Removing the Old Trip Unit17
- Figure 8: AKR Circuit Breaker with Trip Unit17
- Figure 9: Installing the New Trip Unit17
- Entelliguard Circuit Breaker Installation18
- Figure 10: Trip Unit Removal Sequence, Step a18
- Figure 11: Trip Unit Removal Sequence, Step B18
- Figure 12: Trip Unit Removal Sequence, Step C18
- Figure 13: Trip Unit Removal Sequence, Step D18
Section 3 - Operation19
Circuit Breaker Opening19
Waveform Capture19
Event Logging19
Table 17: Trigger Waveform Capture Events19
Led Status Indicator20
Operating Modes20
Table 18 LED Operation20
Figure 14: Operating Modes and Functions Overview20
Figure 15: Five Function Keys20
Setup Mode21
- Entering Setpoints into Memory21
- Long Time Pickup21
- Long Time Delay21
- Short Time Pickup21
- Short Time Delay21
- Reduced Instantaneous Let-Through Instantaneous Protection (RELT)21
- Ground Fault Protection22
- Internal Residual Summation22
- External Sensed Zero Sequence Input22
- Ground Fault Pickup Settings22
- Ground Fault Time Delay Bands22
- Table 19: Ground Fault Time Delay22
- Table 20: Minimum Pickup and Clear Time22
Section 4 - Battery23
General Battery Information23
Battery Function23
Battery Replacement23
Section 5- Maintenance and Troubleshooting24
Maintenance24
- Rating Plug Removal and Replacement24
Troubleshooting24
Figure 16: Rating Plug Removal24
Table 21: Troubleshooting Guide25
Appendix 1: Communications Parameters26
Table 22: Communications Parameters - Modbus Function 226
Table 23: Communications Parameters - Modbus Function 326
Table 24: Communications Parameters - Modbus Function 432
Table 25: Communications Parameters - Modbus Function 536
Appendix 2: Operating Modes and Functions Specifics37
Figure 17: SETUP Mode37
Figure 18: METER Mode (Wye and Delta Systems)41
Figure 19: STATUS Mode42
Figure 20: EVENTS Mode42

GE EntelliGuard TU - Appendix 2 - Operating Modes and Functions Specifics; METER Mode Display (Wye and Delta)

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