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GE L90 User Manual

GE L90
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5-200 L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
FLEXLOGIC CHAPTER 5: SETTINGS
5
ELEMENT:
Underfrequency
UNDERFREQ 1 PKP
UNDERFREQ 1 OP
UNDERFREQ 1 DPO
Underfrequency 1 has picked up
Underfrequency 1 has operated
Underfrequency 1 has dropped out
UNDERFREQ 2 to 6 Same set of operands as shown for UNDERFREQ 1
ELEMENT:
Volts per hertz
VOLT PER HERTZ 1 PKP
VOLT PER HERTZ 1 OP
VOLT PER HERTZ 1 DPO
The volts per hertz element 1 has picked up
The volts per hertz element 1 has operated
The volts per hertz element 1 has dropped out
VOLT PER HERTZ 2 Same set of operands as VOLT PER HERTZ 1
ELEMENT:
Wattmetric zero-
sequence directional
WATTMETRIC 1 PKP
WATTMETRIC 1 OP
Wattmetric directional element 1 has picked up
Wattmetric directional element 1 has operated
WATTMETRIC 2 Same set of operands as per WATTMETRIC 1
FIXED OPERANDS Off Logic = 0. Does nothing and can be used as a delimiter in an equation list;
used as ‘Disable’ by other features.
On Logic = 1. Can be used as a test setting.
INPUTS/OUTPUTS:
Contact inputs
Cont Ip 1 On
Cont Ip 2 On
↓
Cont Ip 1 Off
Cont Ip 2 Off
↓
Cont Ip 120 On
Cont Ip 120 Off
(does not appear unless ordered)
(does not appear unless ordered)
↓
(does not appear unless ordered)
(does not appear unless ordered)
↓
(does not appear unless ordered)
(does not appear unless ordered)
INPUTS/OUTPUTS:
Contact outputs,
current
(from detector on
form-A output only)
Cont Op 1 IOn
Cont Op 2 IOn
↓
Cont Op 72 IOn
(does not appear unless ordered)
(does not appear unless ordered)
↓
(does not appear unless ordered)
INPUTS/OUTPUTS:
Contact outputs,
voltage
(from detector on
form-A output only)
Cont Op 1 VOn
Cont Op 2 VOn
↓
Cont Op 72 VOn
(does not appear unless ordered)
(does not appear unless ordered)
↓
(does not appear unless ordered)
Cont Op 1 VOff
Cont Op 2 VOff
↓
Cont Op 72 VOff
(does not appear unless ordered)
(does not appear unless ordered)
↓
(does not appear unless ordered)
INPUTS/OUTPUTS:
Direct input
Direct I/P 1-1 On
↓
Direct I/P 1-8 On
(appears only when an inter-relay communications card is used)
↓
(appears only when inter-relay communications card is used)
Direct I/P 2-1 On
↓
Direct I/P 2-8 On
(appears only when inter-relay communications card is used)
↓
(appears only when inter-relay communications card is used)
INPUTS/OUTPUTS:
RxGOOSE DPS
RxG DPS 1 BAD
RxG DPS 1 INTERM
RxG DPS 1 OFF
RxG DPS 1 ON
Asserted while the RxGOOSE double-point status input is in the bad state
Asserted while the RxGOOSE double-point status input is in the intermediate
state
Asserted while the RxGOOSE double-point status input is off
Asserted while the RxGOOSE double-point status input is on
RxG DPS 2 to 5 Same set of operands as per RxG DPS 1
INPUTS/OUTPUTS:
RxGOOSE Booleans
RxG Bool 1 On
RxG Bool 2 On
RxG Bool 3 On
↓
RxG Bool 256 On
Flag is set, logic=1
Flag is set, logic=1
Flag is set, logic=1
↓
Flag is set, logic=1
INPUTS/OUTPUTS:
Virtual inputs
Virt Ip 1 On
Virt Ip 2 On
Virt Ip 3 On
↓
Virt Ip 64 On
Flag is set, logic=1
Flag is set, logic=1
Flag is set, logic=1
↓
Flag is set, logic=1
Operand type Operand syntax Operand description

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GE L90 Specifications

General IconGeneral
CommunicationEthernet, Serial
MountingPanel Mount
Frequency50/60 Hz
InputsDigital, Analog
OutputsRelay
ControlLocal, Remote
Communication InterfaceIEC 61850, DNP3, Modbus
Protection FunctionsDifferential, Ground Fault
Standards ComplianceIEC, IEEE

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