Sel SEL-351S - Figure 3.1 Levels 1-4 Phase Instantaneous Overcurrent Elements; Figure 3.2 Levels 5-6 Phase Instantaneous Overcurrent Elements

3.2
SEL-351S Relay Instruction Manual Date Code 20080103
Overcurrent, Voltage, Synchronism Check, Frequency, and Power Elements
Instantaneous/Definite-Time Overcurrent Elements
Figure 3.1 Levels 1–4 Phase Instantaneous Overcurrent Elements
Figure 3.2 Levels 5–6 Phase Instantaneous Overcurrent Elements
Level 1
(Setting
E5OP ≥ 1)
Level 2
(Setting
E5OP ≥ 2)
Level 3
(Setting
E5OP ≥ 3)
Level 4
(Setting
E5OP ≥ 4)
50P1P
50P2P
50P3P
Settings
50P1
50A1
50B1
50C1
50P2
50A2
50B2
50C2
50P3
50A3
50B3
50C3
50P4
50P4P
I
A
50A4
I
B
50B4
I
C
50C4
Enabled
Levels
Relay
Word
Bits
5OP5
5OP6
Relay
Word
Bits
50P5P
50P6P
I
P
Settings
Enabled
Levels
(Max. Phase)
Level 5
Setting
E5OP ≥ 5)
Level 6
Setting
E5OP ≥ 6)