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4.13
Impedance Protection (ANSI 21)........................................................................................ 426
4.14
Out-of-Step Protection (ANSI 78) ....................................................................................... 427
4.15
Undervoltage Protection (ANSI 27) .................................................................................... 428
4.16
Overvoltage Protection (ANSI 59) ...................................................................................... 430
4.17
Frequency Protection (ANSI 81)......................................................................................... 431
4.18
Overexcitation (Volt/Hertz) Protection (ANSI 24) .............................................................. 432
4.19
Rate-of-Frequency-Change Protection (ANSI 81R) ........................................................... 434
4.20
Jump of Voltage Vector ...................................................................................................... 435
4.21
90-%-Stator Earth Fault Protection (ANSI 59N, 64G, 67G) .............................................. 436
4.22
Sensitive Earth Fault Protection (ANSI 51GN, 64R) .......................................................... 437
4.23
(ANSI 27/59TN 3rd Harm.) ................................................................................................. 438
4.24
4.25
Rotor Earth Fault Protection (R, fn, ANSI 64R) .................................................................. 440
4.26
Sensitive Rotor Earth Fault Protection with 1 to 3 Hz (ANSI 64R) ..................................... 441
4.27
Motor Starting Time Supervision (ANSI 48) ....................................................................... 442
4.28
Restart Inhibit for Motors (ANSI 66, 49
4.29
Breaker Failure Protection (ANSI 50BF) ............................................................................ 444
4.30
Inadvertent Energization (ANSI 50/27)............................................................................... 445
4.31
4.32
Thermoboxes for Temperature Detection........................................................................... 447
4.33
Additional Functions ........................................................................................................... 448
4.34
Operating Ranges of the Protection Functions ................................................................ 455
4.35
Dimensions......................................................................................................................... 457
A
Appendix .......................................................................................................................................... 461
A.1
Ordering Information and Accessories .............................................................................. 462
A.1.1
Accessories ........................................................................................................................ 464
A.1.1.1
Schematic Diagram of the Accessories.............................................................................. 467
1.1.1.2
Dimensional Drawing of the Accessories ........................................................................... 471
A.2
General Diagrams (IEC) ..................................................................................................... 482
A.2.1
Housing for Panel Flush Mounting or Cubicle Installation .................................................. 482
A.2.2
Housing for Panel Surface Mounting.................................................................................. 484
A.3
General Diagrams (ANSI)................................................................................................... 486
7UM62 Manual
) ...................................................................... 443
) ................................................. 446
Table of Contents
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