IBC HPX 3, Installation And Operating Manual, Page: 3 / 68

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Contents
Safety information 5
2.0 Manual safety markings 5
Important safety instructions 5
Known contaminants 6
3.0 Specifications 7
3.1 Cabinet dimensions 8
HPX-Series dimensions 8
3.2 Connection specifications 9
3.3 Capacities and COPs 10
4.0 Introduction 15
4.1 Standard features and benefits 17
4.2 Warranty 18
5.0 Before installation 19
6.0 Installation 21
6.1 Code requirements 21
6.2 Determining location of the appliance 21
6.2.1 Installation clearances 22
6.3 Important Design Considerations 22
6.4 Water Piping 24
6.5 Hydronic heat pump circulator selection 25
6.6 Relief Valve 27
6.7 General piping best practices 27
6.7.1 System piping 27
6.7.2 Essential components 29
6.7.3 Glycol isolation with external heat exchanger 31
6.7.4 Glycol isolation with indirect / buffer tank 32
6.7.5 Buffer tank piping 33
6.7.6 Buffer tank sizing 34
6.7.7 Quick calculation for buffer tank sizing 34
6.7.8 Multiple hydronic heat pumps piping 35
6.7.9 Multiple heat sources with buffer tank 36
6.8 Electrical connections 37
6.8.1 Power management, quality and electrical protection 37
6.8.2 240VAC line-voltage hook-up 37