Schweitzer Engineering Laboratories SEL-351-5, Instruction Manual

Page: 107 / 706

3.27
Date Code 20070117
Instruction Manual SEL-351-5, -6, -7 Relay
Overcurrent, Voltage, Synchronism Check, Frequency, and Power Elements
Voltage Elements
Table 3.9 Voltage Elements Settings and Settings Ranges (VS Channel)
Voltage
Element
(Relay Word
Bits)
Operating
Voltage
Pickup Setting/Range See Figure
27S V
S
27SP
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs} Figure 3.25
59S1 V
S
59S1P
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs}
59S2 V
S
59S2P
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs}
Table 3.10 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
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs} Figure 3.23
27BC V
BC
27CA V
CA
3P27 = 27AB *
27BC * 27CA
27AB2 V
AB
27PP2P
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs}
27BC2 V
BC
27CA2 V
CA
59AB V
AB
59PP
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs}
59BC V
BC
59CA V
CA
3P59 = 59AB *
59BC * 59CA
59AB2 V
AB
59PP2P
0.00–150.00 V secondary
{150 V voltage inputs}
0.00–300.00 V secondary
{300 V voltage inputs}
59BC2 V
BC
59CA2 V
CA
59Q V
2
59QP
0.00–60.00 V secondary
{150 V voltage inputs}
0.00–120.00 V secondary
{300 V voltage inputs} Figure 3.24