SiUS30-604Table of Contents iWater CooledInverter Series1. Introduction ............................................................................................... vii1.1 Safety Cautions ...........................................................................................vii1.2 PREFACE ....................................................................................................xiPart 1 General Information .............................................................. 11. Features ......................................................................................................21.1 Design flexibility............................................................................................ 31.2 Easy installation ........................................................................................... 51.3 Energy saving............................................................................................... 61.4 Enhanced usability ....................................................................................... 71.5 Outside unit lineup........................................................................................ 82. Model Names ..............................................................................................92.1 Water Cooled System .................................................................................. 93. External Appearance.................................................................................103.1 Indoor Units ................................................................................................ 103.2 Outside Units.............................................................................................. 114. Combination of Outside Units ...................................................................125. Capacity Range.........................................................................................13Part 2 Specifications ..................................................................... 151. Specifications ............................................................................................161.1 Outside Units.............................................................................................. 161.2 BS Units ..................................................................................................... 231.3 Indoor Units ................................................................................................ 24Part 3 Refrigerant Circuit .............................................................. 371. Refrigerant Circuit .....................................................................................381.1 RWEYQ60MTJU / RWEYQ72MTJU / RWEYQ84MTJU............................ 381.2 BSVQ36, 60M ............................................................................................ 402. Functional Parts Layout ............................................................................412.1 RWEYQ60MTJU / RWEYQ72MTJU / RWEYQ84MTJU............................ 413. Refrigerant Flow for Each Operation Mode...............................................433.1 In Case of Heat Pump Connection............................................................. 433.2 In Case of Heat Recovery Connection(One Outside Unit Installation) ................................................................... 453.3 In Case of Heat Recovery Connection(3 Outside units Connection.)..................................................................... 49