7SR220 Settings Guide
Unrestricted Page 78 of 107 © 2013 Siemens Protection Devices Limited
Description Range Default
50-2
50-2 INST/DTL Overcurrent operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
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50-3
50-3 INST/DTL Overcurrent operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
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50-4
50-4 INST/DTL Overcurrent operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
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51N-1
51N-1 IDMTL/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4
51N-2
51N-2 IDMTL/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4
51N-3
51N-3 IDMTL/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4
51N-4
51N-4 IDMTL/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4
50N-1
50N-1 INST/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4
50N-2
50N-2 INST/DTL derived Earth Fault operated
Combination of ( BO1, BO2, BO3,
BO4, BO5, BO6, BO7, BO8, BO9,
BO10, BO11, BO12, BO13, BO14,
L1, L2, L3, L4, L5, L6, L7, L8, L9,
L10, L11, L12, L13, L14, V1, V2,
V3, V4, V5, V6, V7, V8, V9, V10,
V11, V12, V13, V14, V15, V16 )
L4