GE L30 User Manual

GE Multilin L30 Line Current Differential System 5-221
5 SETTINGS 5.7 CONTROL ELEMENTS
5
Figure 5–96: SYNCHROCHECK SCHEME LOGIC
Calculate
I V1 – V2 I = ΔV
AND
OR
AND
AND
Calculate
I Φ1 – Φ2 I = ΦΔ
Calculate
I F1 – F2 I = ΔF
SETTING
None
LV1 and DV2
Dead Source Select
DV1 and LV2
DV1 or DV2
DV1 xor DV2
DV1 and DV2
SETTING
V1 ≤ Maximum
Dead V1 Max Volt
SETTING
V2 ≤ Maximum
Dead V2 Max Volt
SETTING
= SRC 1
V1 Source
SETTING
= SRC 2
V2 Source
SETTING
V1 ≥ Minimum
Live V1 Min Volt
SETTING
V2 ≥ Minimum
Live V2 Min Volt
SETTINGS
ΔF ≤ Maximum
Max Freq Diff
Freq Hysteresis
SETTING
ΔΦ ≤ Maximum
Max Angle Diff
SETTING
ΔV ≤ Maximum
Max Volt Diff
AND
OR
XOR
AND
AND
AND
AND
AND
827076AD.CDR
ACTUAL VALUES
Synchrocheck 1 ΔV
Synchrocheck 1 ΔΦ
Synchrocheck 1 ΔF
AND
SETTINGS
Enabled = 1
Function
Off = 0
Block
AND
AND
AND
AND
FLEXLOGIC OPERAND
SYNC1 V2 ABOVE MIN
SYNC1 V1 ABOVE MIN
SYNC1 V1 BELOW MAX
SYNC1 V2 BELOW MAX
FLEXLOGIC OPERAND
FLEXLOGIC OPERAND
FLEXLOGIC OPERAND
OR
FLEXLOGIC OPERANDS
SYNC1 DEAD S OP
SYNC1 DEAD S DPO
FLEXLOGIC OPERANDS
SYNC1 CLS OP
SYNC1 CLS DPO
CALCULATE
Magnitude V1
Angle
Φ1
Frequency F1
CALCULATE
Magnitude V2
Angle
Φ2
Frequency F2
FLEXLOGIC OPERANDS
SYNC1 SYNC OP
SYNC1 SYNC DPO
SYNCHROCHECK 1

GE L30 Specifications

General

Brand	GE
Model	L30
Category	Relays
Language	English