GE F60 - Page 403

GE Multilin F60 Feeder Protection System 5-271
5 SETTINGS 5.7 CONTROL ELEMENTS
5
Figure 5–125: BREAKER FLASHOVER SCHEME LOGIC
842018A2.CDR
AND AND
AND
SET dominant RESET
SET dominant RESET
OR
OR
OR
OR
OR
BREAKER FLASHOVER FUNCTION:
BRK 1 FLSHOVR V PKP: BRK 1 STATUS CLSD A:
BRK 1 FLSHOVR PKP DELAY: BRK 1 FLSHOVR DPO A BRK 1 FLSHOVR PKP A
BRK 1 FLSHOVR OP BRK 1 FLSHOVR PKP BRK 1 FLSHOVR DPO
BRK 1 FLSHOVR OP A
BRK 1 FLSHOVR DPO B BRK 1 FLSHOVR PKP B
BRK 1 FLSHOVR OP B
BRK 1 FLSHOVR DPO C BRK 1 FLSHOVR PKP C
BRK 1 FLSHOVR OP C
BRK 1 FLSHOVR SUPV A: BRK 1 STATUS CLSD B: BRK 1 FLSHOVR SUPV B: BRK 1 STATUS CLSD C: BRK 1 FLSHOVR SUPV C: BRK 1 FLSHOVR AMP PKP: BRK 1 FLSHOVR DIFF V PKP:
BRK 1 FLSHOVR SIDE 1 SRC: BRK 1 FLSHOVR SIDE 2 SRC: Enable=1
RUN RUN RUN RUN RUN RUN
SRC 1, SRC 2, … , SRC 6 SRC 1 SRC 2 SRC 6
, , … , , none
VB Vb IB Block: OFF=0
VA > PKP
FlexLogic operand: On=1
FlexLogic operand: Off=0
FlexLogic operand: On=1
FlexLogic operand: Off=0
Phase B
logic
Phase B
logic
Phase B logic
Phase B logic
Phase C
logic
Phase C
logic
Phase C logic
Phase C logic
FlexLogic operand: On=1
FlexLogic operand: Off=0
IA > PKP
ΔVA > PKP
Va > PKP
VA Va IA VC Vc
Δ| |VA = VA - Va
IC
SETTING
SETTING SETTINGS
SETTING FLEXLOGIC OPERANDS FLEXLOGIC OPERANDS
FLEXLOGIC OPERAND FLEXLOGIC OPERANDS
FLEXLOGIC OPERANDS
SETTINGS SETTING SETTING
SETTINGS SETTINGS
0
0
5 cycle
t
PKP
0 0
5 cycle 6 cycle