Technical Data - Siemens Siprotec 7UM611 Manual

Technical Data

This chapter presents the technical data of SIPROTEC
ual functions, including the limit values that under no circumstances may be exceed-
ed. The electrical and functional data for the maximum functional extent are followed
by the mechanical specifications with dimension diagrams.
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
4.11
4.12
4.13
4.14
4.15
4.16
4.17
4.18
4.19
4.20
4.21
4.22
4.23
4.24
7UM61 Manual
C53000-G1176-C127-3
General
Definite-Time Overcurrent Protection (I>, ANSI 50/51; I>>, ANSI 50/51/67)
Inverse-Time Overcurrent Protection (ANSI 51V)
Thermal Overload Protection (ANSI 49)
Unbalanced Load (Negative Sequence) Protection (ANSI 46)
Underexcitation (Loss-of-Field) Protection (ANSI 40)
Reverse Power Protection (ANSI 32R)
Forward Active Power Supervision (ANSI 32F)
Impedance Protection (ANSI 21)
Undervoltage Protection (ANSI 27)
Overvoltage Protection (ANSI 59)
Frequency Protection (ANSI 81)
Overexcitation (Volt/Hertz) Protection (ANSI 24)
Rate-of-Frequency-Change Protection df/dt (ANSI 81R)
Jump of Voltage Vector
90-%-Stator Earth Fault Protection (ANSI 59N, 64G, 67G)
Sensitive Earth Fault Protection (ANSI 51GN, 64R)
100-%-Stator Earth Fault Protection with 3rd Harmonics
(ANSI 27/59TN 3rd Harm.)
Motor Starting Time Supervision (ANSI 48)
Restart Inhibit for Motors (ANSI 66, 49Rotor)
Breaker Failure Protection (ANSI 50BF)
Inadvertent Energization (ANSI 50, 27)
RTD-Box
Auxiliary Functions
®
7UM61 device and its individ-
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