Schweitzer Engineering Laboratories SEL-351A - Table 3.11 Voltage Elements Settings and Settings Ranges (VS Channel); Table 3.12 Voltage Elements Settings and Settings Ranges (Delta-Connected Pts)

3.29
Date Code 20080213 Instruction Manual SEL-351A Relay
Overcurrent, Voltage, Synchronism Check, and Frequency Elements
Voltage Elements
59A1 V
A
59P1P
59B1 V
B
0.00–300.00 V secondary
59C1 V
C
3P59 = 59A1 * 59B1 * 59C1
59A2 V
A
59P2P
59B2 V
B
0.00–300.00 V secondary
59C2 V
C
27AB V
AB
27PP Figure 3.23
27BC V
BC
0.00–520.00 V secondary
27CA V
CA
59AB V
AB
59PP
59BC V
BC
0.00–520.00 V secondary
59CA V
CA
59N1 3V
0
59N1P
0.00–300.00 V secondary
59N2 3V
0
59N2P
0.00–300.00 V secondary
59Q V
2
59QP
0.00–200.00 V secondary
59V1 V
1
59V1P
0.00–300.00 V secondary
Table 3.11 Voltage Elements Settings and Settings Ranges (VS Channel)
Voltage Element (Relay
Word Bits)
Operating
Voltage
Pickup Setting/Range See Figure
27S V
S
27SP
0.00–300.00 V secondary
Figure 3.26
59S1 V
S
59S1P
0.00–300.00 V secondary
59S2 V
S
59S2P
0.00–300.00 V secondary
Table 3.12 Voltage Elements Settings and Settings Ranges (Delta-
Connected PTs) (Sheet 1 of 2)
Voltage Element (Relay
Word Bits)
Operating
Voltage
Pickup Setting/Range See Figure
27AB V
AB
27PP
0.00–300.00 V secondary
Figure 3.24
27BC V
BC
27CA V
CA
3P27 = 27AB * 27BC * 27CA
27AB2 V
AB
27PP2P
0.00–300.00 V secondary
27BC2 V
BC
Table 3.10 Voltage Elements Settings and Settings Ranges (Wye-Connected
PTs) (Sheet 2 of 2)
Voltage Element (Relay
Word Bits)
Operating
Voltage
Pickup Setting/Range See Figure
NOTE: The VS channel is not
supported in the SEL-351A-1.
Courtesy of NationalSwitchgear.com