Pressure Drop (Heating Water Side) - Viessmann Vitocrossal 300 Series Technical Data Manual

Waterside Flow

Pressure Drop (heating water side)

Legend
A Boiler models CU3A 26, 35, 94, 125
B Boiler models CU3A 45, 57, 160, 199
The Vitocrossal 300 is only suitable for fully pumped hot
water heating systems.
Boiler models CU3A
26, 94
35, 125
45, 160
57, 199
Note: This boiler does not require a flow switch.
8
Flow rate
∆T = 20ºF (10 K)
Flow rate
USGPM (m 3 /h)
9.9 (2.2)
13.3 (3.0)
17.0 (3.9)
22.7 (5.2)
Vitocrossal 300 CU3A 26 to 199 Technical Data
∆T = 30ºF (15 K)
Flow rate
USGPM (m 3 /h)
6.6 (1.5)
8.9 (2.0)
11.4 (2.6)
15.0 (3.4)
∆T = 40ºF (20 K)
Flow rate
USGPM (m 3 /h)
4.9 (1.1)
6.6 (1.5)
8.5 (2.0)
11.4 (2.6)