Form: Gathering technical data
Drive com‐
ponent
P
v
[kW]
Coolant
P
v
[kW]
Air
Q [l/min]
Δp [hPa]
ΔT [°C]
V [l]
ΣP
vCl
ΣP
vAir
Tab. 11-12:
Gathering technical data
Form: Sizing a coolant pump
Fluidic data of cooling system branches
Cooling system branch
1
2
3
4
5
…
Drive component
Type designation
Flow rate
Q
chn
l/min
Pressure decreases
Coolant line
Length l
n
m
Added length l
add
m
Ø d
mm
Δp
L
/Δl for Q
ch
hPa/m
Δp
Ln
hPa
+
+
+
+
+
+
Drive component
Δp
chn
hPa
+
+
+
+
+
+
Additional component
Δp
Add
hPa
+
+
+
+
+
+
Total pressure de‐
crease:
Without choker valve
Δp
Bn
hPa
=
=
=
=
=
=
(Only with parallel con‐
nection)
With choker valve
1)
Δp
Bn
hPa
=
=
=
=
=
=
Parallel connection of branches no. ……………
Total pressure de‐
crease
Δp
b
hPa
Bosch Rexroth AG
DOK-INDRV*-HXX05******-PR02-EN-P
392/407
Rexroth IndraDrive ML Drive Systems with HMU05
Appendix