Applications Manual THERM/GREENTHERM Tankless Water Heaters | 3
Bosch Thermotechnology Corp.
Data subject to change
Table of Contents
1 Explanation of symbols 4
2 Introduction 5
3 Model Certi cations 5
4 Tankless Water Heater Accessories 6
5 Pump sizing for circulation 7
5.1 Pressure drop curves 7
5.2 Domestic hot water circulation 8
5.3 Tank loading 9
6 Water Heater Sizing & Speci cations 10
6.1 Sizing tankless water heaters 10
6.2 Tankless Water Heater Speci cations 12
7 Water Quality 14
8 Applications Legend 15
9 Domestic Hot Water Applications 16
9.1 Low volume applications 17
9.2 Whole house applications 18
10 High Volume Potable Water Heating 22
10.1 Cascading unit applications 22
10.2 Parallel unit applications 25
11 Residential Solar Applications 26
11.1 Booster applications 27
12 Commercial Solar Applications 29
13 Commercial Water Heating Applications 30
13.1 Commercial Kitchen applications 31
13.2 Tank loading with domestic hot water
recirculation 32
13.3 Advanced tank loading commercial hot
water system 33
13.4 Common Venting 34
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