Bosch IDS BOVB20 - Refrigerant Piping Limits

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Installation Instructions
Bosch IDS BOVB20 Split System Heat Pump - BTC 761701316 C (02.2022)
3.2 Refrigerant Piping Limits
System
Capacity
Model
Liquid
Line
Suction
Line
Total Equivalent Length - Feet
25 50 75 100 125 150
Inch O.D. Maximum Vertical Separation - Feet
2 Ton 3/8 *
3/4 Std. 25 50 45 40 30 25
5/8 Opt. 25 50 45 40 30 25
3 Ton 3/8 *
3/4 Std. 25 50 50 50 35 25
5/8 Opt. 25 50 50 50 35 25
4 Ton 3/8 *
7/8 Std. 25 50 50 40 30 25
3/4 Opt. 25 50 50 40 30 25
5 Ton 3/8 *
7/8 Std. 25 50 50 40 30 25
3/4 Opt. 25 50 50 40 30 25
1 1/8 Opt. 25 40 N/A N/A N/A N/A
Table 2
* Standard line size is recommended;
N/A: Application not recommended;
Refrigerant charge: refer to Sec. 14
 Maximum line equivalent length = 150 feet.
 Maximum vertical equivalent length = 50 feet.
 Use only the line diameters indicated in Table 2.
 If the suction linesets are greater than 50 feet, do not use a larger suction
line than recommended.
Figure 3
Standard Lineset
Lineset 150' Max
Line Length
50' Max
Line Lift
50' Max
Line Lift