DEMA 400 Series User Manual

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4.3.4.1.1 Protection ............................................................................................... 86
4.3.4.1.2 Start Value ............................................................................................. 86
4.3.4.1.3 Operate Delay ......................................................................................... 86
4.3.4.1.4 Reset Delay ............................................................................................ 86
4.3.4.1.5 Hysteresis ............................................................................................... 87
4.3.4.2 81O  Over Frequency Protection .......................................................................... 87
4.3.4.2.1 Protection ................................................................................................ 88
4.3.4.2.2 Start Value .............................................................................................. 88
4.3.4.2.3 Operate Delay ......................................................................................... 88
4.3.4.2.4 Reset Delay ............................................................................................ 88
4.3.4.2.5 Hysteresis ................................................................................................ 89
4.3.4.3 81R  Rate of Change of Frequency Protection ..................................................... 89
4.3.4.3.1 Protection ................................................................................................ 90
4.3.4.3.2 Start Value .............................................................................................. 90
4.3.4.3.3 Operate Delay ........................................................................................ 91
4.3.4.3.4 Reset Delay ............................................................................................ 91
4.3.5 Power Protection Settings --------------------------------------------------------------- 91
4.3.5.1 32OP  Directional Active Over Power ................................................................. 92
4.3.5.1.1 Protection ................................................................................................ 93
4.3.5.1.2 Start Value .............................................................................................. 93
4.3.5.1.3 Direction Angle ..................................................................................... 94
4.3.5.1.4 Operate Delay ......................................................................................... 94
4.3.5.1.5 Reset Delay ............................................................................................ 94
4.3.5.1.6 Hysteresis ............................................................................................... 94
4.3.5.2 32UP  Directional Active Under Power ................................................................ 94
4.3.5.2.1 Protection ................................................................................................ 95
4.3.5.2.2 Start Value .............................................................................................. 95
4.3.5.2.3 Direction Angle ..................................................................................... 96
4.3.5.2.4 Operate Delay ......................................................................................... 96
4.3.5.2.5 Reset Delay ............................................................................................ 96
4.3.5.2.6 Inhibit on P< ........................................................................................... 96
4.3.5.2.7 P< Locking Level ................................................................................... 96
4.3.5.2.8 Hysteresis ............................................................................................... 96
4.3.5.3 32OQ  Directional Reactive Over Power 133 ...................................................... 97
4.3.5.3.1 Protection ............................................................................................... 97

DEMA 400 Series Specifications

General

Brand	DEMA
Model	400 Series
Category	Relays
Language	English