GE b30 User Manual

5-142 B30 Bus Differential System GE Multilin
5.6 GROUPED ELEMENTS 5 SETTINGS
5
Figure 5–52: BUS ZONE 1 DIFFERENTIAL SCHEME LOGIC
Off = 0 Off = 0
BUS ZONE 1 DIFF PICKUP: BUS ZONE 1 DIFF LOW SLOPE: BUS ZONE 1 DIFF LOW BPNT: BUS ZONE 1 DIFF HIGH SLOPE: BUS ZONE 1 DIFF HIGH BPNT:
CURRENT
DIRECTIONAL
ELEMENT
SATURATION
DETECTOR
RUN
BUS ZONE 1A STATUS: BUS ZONE 1F STATUS:
SETTING
SETTING
SETTING SETTING SETTING
. . .
. . .
. . .
BUS ZONE 1A SOURCE: BUS ZONE 1F SOURCE:
PHASORS
DIFFERENTIAL AND RESTRAINING CURRENTS
Iar1
Ibr1
Icr1
Iad1 Ibd1 Icd1
PHASORS SAMPLESSAMPLES
Ia
Ia
a
a
a
a
a
a
a
a
a
b
b
b
b
b
b
b
b
b
c
c
c
c
c
c
c
c
c
ia
ia
Ib
Ib
ib
ib
Ic
Ic
ic
ic
OR
OR OR OR OR OR OR
OR OR OR
AND AND AND AND AND AND
differential
rest raining
differential
rest raining
SETTING
SETTING
SETTING
SETTING
Enable=1 Off = 0 BUS ZONE 1 DIFF
FUNCTION:
BUS ZONE 1 DIFF HIGH SET:
FLEXLOGIC OPERANDS BUS 1 DPO BUS 1 BIASED OP A BUS 1 BIASED DPO A
836721A7.CDR
FLEXLOGIC OPERANDS FLEXLOGIC OPERANDS FLEXLOGIC OPERANDS FLEXLOGIC OPERANDS FLEXLOGIC OPERANDS BUS 1 BIASED DPO B BUS 1 BIASED DPO C BUS 1 BIASED OP B
BUS 1 BIASED PKP A
BUS 1 DIR A BUS 1 SAT A BUS 1 DIR B BUS 1 SAT B BUS 1 DIR C BUS 1 SAT C
BUS 1 BIASED PKP B BUS 1 BIASED PKP C
BUS 1 BIASED OP C FLEXLOGIC OPERAND FLEXLOGIC OPERANDS BUS 1 UNBIASED OP A BUS 1 UNBIASED DPO A BUS 1 OP BUS 1 UNBIASED OP B BUS 1 UNBIASED DPO B BUS 1 UNBIASED OP C BUS 1 UNBIASED DPO C
| Iad1 | > HIGH SET
RUN
RUN
RUN
| Ibd1 | > HIGH SET | Icd1 | > HIGH SET
BUS ZONE 1 DIFF
BLOCK:
OR
OR
AND
0
t
DPO
BUS ZONE 1 DIFF SEAL-IN:

GE b30 Specifications

General

Model	b30
Manufacturer	GE
Coil Voltage	N/A (Solid State Relay)
Coil Power	N/A (Solid State Relay)
Mechanical Life	N/A (Solid State Relay)
Electrical Life	N/A (Solid State Relay)