Ice AP901S, Instruction Manual

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Instruction manual – AP901S Arc Protection Unit 3 (43
)
A1027A
TABLE OF CONTENTS
1 ABBREVIATIONS ............................................................................................................. 5
2 GENERAL ......................................................................................................................... 6
2.1 Arc protection unit AP901S features ......................................................................... 6
2.2 Simplified block diagram .......................................................................................... 8
3 OPERATION AND CONFIGURATION .............................................................................. 9
3.1 LED indicator functions ............................................................................................ 9
3.2 LED Operation Quick Guide ................................................................................... 10
3.3 Push-button description .......................................................................................... 11
3.3.1 Auto configuration (system setup) ..................................................................... 11
3.4 Reset ..................................................................................................................... 12
3.5 Dipswitch settings .................................................................................................. 12
3.5.1 Scheme select dip-switch settings .................................................................... 14
3.6 Non-volatile memory .............................................................................................. 24
4 ARC SENSORS .............................................................................................................. 25
4.1 Sensor Type Dependencies ................................................................................... 25
5 SYSTEM SELF-SUPERVISION ...................................................................................... 26
6 APPLICATION EXAMPLES ............................................................................................ 27
6.1 MV or LV Double Busbar application with current and light condition ..................... 27
7 CONNECTIONS .............................................................................................................. 29
7.1 Outputs .................................................................................................................. 30
7.1.1 Trip relays T1, T2 and T3 .................................................................................. 30
7.1.2 Binary output BO1, BO2 and BO3 .................................................................... 30
7.1.3 System failure relay SF ..................................................................................... 30
7.2 Inputs ..................................................................................................................... 30
7.2.1 Arc sensor channels S1, S2, S3, and S4 .......................................................... 30
7.2.2 Binary inputs BI1, BI2, BI3, BI4, BI5 and BI6 .................................................... 31
7.3 Auxiliary voltage ..................................................................................................... 31
8 WIRING DIAGRAM ......................................................................................................... 32
9 DIMENSIONS AND INSTALLATION ............................................................................... 33
10 TESTING ........................................................................................................................ 35
10.1 Carrying out testing in light only mode .................................................................... 35
10.2 Carrying out testing in light and current mode ........................................................ 36
10.3 Testing arc flash protection unit operation time ...................................................... 37