User's Manual

MIRCU User Manual

Contents

1 Foreword ................................................................................................ 2

2 Safety Precaution .................................................................................. 3

3 Overview ................................................................................................ 3

3.1 Main Purpose & Scope of Application ............................................................ 3

3.2 Model Description............................................................................................ 3

3.3 Normal Working Conditions and Environment .............................................. 3

3.4 Dimension & Weight ........................................................................................ 3

4 MIRCU Specification .............................................................................. 4

5 RET System and Working Principle ...................................................... 4

5.1 RET System ..................................................................................................... 4

5.2 Working Principle ............................................................................................ 4

5.3 2 Primaries Working Principle ........................................................................ 5

5.3.1 Operation in AISG2.0 Mode ............................................................................. 6

5.3.2 Operation in AISG3.0 Mode ........................................................................... 11

6 MIRCU Installation and Connection .................................................... 15

6.1 Installation Requirement ............................................................................... 15

6.1.1 Control Cable Requirement ........................................................................... 15

6.1.2 Power Supply ................................................................................................. 15

6.1.3 Installation Tools ........................................................................................... 16

6.2 MIRCU-S24 Installation .................................................................................. 16

6.2.1 MIRCU-S24 Installation Steps and Methods ................................................. 16

6.2.2 Connection between MIRCU, PCU and Antenna System ............................. 18

6.3 Mapping of MIRCU to Phase Shifter ............................................................. 19

6.4 MIRCU Control Cable, Lightning Protection and Grounding cables ........... 21

6.4.1 Control cable, Lightning Protection and Grounding requirements ............. 21

6.4.2 Grounding Kit Installation Procedure ........................................................... 22

7 Transportation and Storage ................................................................. 23

7.1 Transportation ............................................................................................... 23

7.2 Storage ........................................................................................................... 23

8 Caution and Note ................................................................................. 24

8.1 Caution ........................................................................................................... 24

8.2 Note ................................................................................................................ 24