GE GEK 106168E manual Technical Characteristics, Mechanical, Electrical

Page 29

4. TECHNICAL CHARACTERISTICS

4.2. TECHNICAL CHARACTERISTICS

MECHANICAL

Metal 19” rack case, 2 units high

IP51 Protection (as per IEC 529)

Local HMI: LCD (2 rows, 16 characters) and 20 key keyboard

Rear connection for wiring: 4 blocks, 12 terminals each (6 blocks when optional expansion board)

Dimensions: 437 x 164 x 88 mm

Weight: Net 6 kg. Shipping 7 kg.

ELECTRICAL

Frequency:

50 or 60 Hz (selectable by setting)

Rated current:

1 or 5 A (different models)

DC Power Supply

48/125 Vdc or 110/250 Vdc (different models)

Operational range

80% to 120% of rated values

Digital Input Voltage

For standard models: 48-125, 110-250 VDC

 

 

(according to selected model). For special models,

 

 

please refer to section 4.1.1.

Thermal Capacity

Current circuits

 

- Permanent

4 x In

- 3s duration

50 x In

- 1 s duration

100 x In

Temperature ranges

 

-Operation

-20º C to + 55ºC

-Storage

-40ºC to + 70ºC

Humidity

Up to 95% without condensation

Trip contacts:

 

 

AC

 

 

-Continuous Capacity

16A

 

-Rated Breaking Capacity

4000VA

 

-Make

25A for 4 sec

 

-Operating Time

8 ms or less

 

DC Breaking Capacity

 

 

- Resistive

9A at 30V

 

- Resistive

0.65A at 100V

- Inductive(L/R=40 ms)

0.5A at 30V

Burden

0.5 VA at Ir = 5 A

 

-Current circuits

Consumption:

0.1 VA at Ir = 1A

 

 

-At DC rated voltage

12 W idle state

 

 

16 W all relays activated

-Digital inputs

8 mA (1 W at Vrated = 125 VDC)

Accuracy

 

 

-Current

5%

 

-Time

5% or 30ms (whichever is greater)

- Error index

Class E-5 as per IEC 255-4

Repeatability

 

 

-Operating value

1%

 

-Operating time

2% or 30 ms (whichever is greater)

22

DBF Breaker Failure Protection

GEK-106168E

Image 29
Contents GE Power Management 3KRQHHVFULSWLRQ0DQXDO*RI.\RXUFRGHTXHVWLRQ Ruvxjjhvwlrqd Page Table of Contents Installation and Maintenance Rear View 226B7412 Sheet List of FiguresDBF Breaker Failure Protection GEK-106168E Protection General Description∙ Breaker internal arc detection Monitoring AnalysisDBF Breaker Failure Protection GEK-106168E Protection Functions Digital Signal Input # TerminalsOvercurrent Units Low-Level Overcurrent Breaker Failure Unit 50BF 1PGround Overcurrent Breaker Failure Unit Reset of Latching RelaysBreaker Failure without current or very low current Breaker Arc Detection DeviceMonitoring and Recording Functions Internal Protection Status SignalsMeasurement Associated Breaker StatusGroup Status Comment Optional Exp. Board Optional Exp.Boar Latched#2 Closed Optional Exp. Board Latched#1Closed Internal Communication Status Signals Circuit Breaker Breaking Capacity Monitoring LED Left Column Right ColumnBUILT-IN SELF-CHECKING Unit Analysis FunctionsEvent Recorder OscillographyEvents to Trigger Oscillography Control Tables of SettingsTable Selection Active Table INPUT-1 INPUT-0Function Configurable Inputs and OutputsTime Synchronization Outputs MAN-MACHINE Interface HMI Remote Communications Active table setting group Breaker Setting GroupIndependent for each table Range Default Step 50BF Settings Common to all tables Range Default Step Oscillography MaskInternal Arc Settings Functions PermittedComments on Settings DBF Breaker Failure Protection GEK-106168E Model List Ranges Models DBF PhaseDBF GroundElectrical Technical CharacteristicsMechanical Test Standard Class CommunicationsStandards DBF Breaker Failure Protection GEK-106168E Case Physical DescriptionElectrical Connections Internal ConstructionDBF Breaker Failure Protection GEK-106168E CPU Board Operating TheoryMagnetic Module Keyboard and Display Power SupplyPanel Insulation Tests Connections and Necessary EquipmentVisual Inspection Power Supply Relay SettingIndicators Communications IRIG-B Synchronizing Input InputsDigital Inputs 1 50BF 1P Unit Test Functions2 50BF 3P Unit Test Neutral Overcurrent Unit Test Internal ARC Test4 3P no I Function DBF Breaker Failure Protection GEK-106168E Timing Measurement Relay Measurement TestsCurrent Measurement DBF Breaker Failure Protection GEK-106168E CONNECTION-TO-GROUND and Disturbances Suppression InstallationMaintenance DBF Breaker Failure Protection GEK-106168E DBF General Electric Keyboard and DisplaySET Menu TreeINF ACTView Settings Protection Settings Group SET KEYModify Settings Protection View Protection SettingsConfirm Level Valid Range Setting OUT RangeStatus Information Group INF KEYSET DATE/TIME Control Group ACT KEYSingle KEY Menu Configuration Menu DBF Breaker Failure Protection GEK-106168E Figures Breaker Failure Logic 189C4114 Sheet External Connections 189C4114 Sheet Front View 226B7412 H9 Rear View 226B7412H10 Dimensions Diagram 226B6086H10 Panel Drilling 226B6086H10 RS232 Connection DBF Relay to PC