Doseuro D Series - Br-Sd Pump Heads Recirculation Vessel Tables

XMPE0PCG125NST020 1st edition - 2020
59/76
DANGER!
16.4 - BR-SD pump heads recirculation vessel tables
The following tables describe the type of recirculation valve mounted on the BR – SD pumps, depending
on piston diameter and stroke.
The pressures indicated in the table are the maximum valve calibration values for the indicated pump types.
Never exceed the value of the calibration pressure indicated on the rating plate on the dosing pump.
VR recirculation and maximum calibration pressure (bar) table
Pump type SR BR & SD 125N
Piston diameter
Recirculation valve
motor
0.18 kW
0.25 kW
pump head
AISI
AP
PVC
AISI
AP
PVC
8
VR 4
13.5
40
7
-
-
-
12
-
-
-
18
21
-
40
-
25
-
-
22
-
30
VR 6
9
-
13.5
15
-
40
5
-
5
8.5
-
7
VR recirculation and maximum calibration pressure (bar) table
Pump type SR BR & SD 175N
Piston diameter
Recirculation
valve
motor
0.25 kW
0.37 kW
pump head
AISI
AP
PVC
AISI
AP
PVC
8
VR 4
14
40
7
-
-
-
12
-
-
-
18
-
-
-
25
25
-
35
-
30
VR 6
17
-
24
-
40
VR 10
9
-
13
13
-
50
VR 15
5
-
5
7
8.5
7
55
4
-
4
-
65
3
-
3
5
-
5
VR recirculation and maximum calibration pressure (bar) table
Pump type SR BR & SD 250N
Piston diameter
Recirculation valve
motor
0.55 kW
0.75 kW
pump head
AISI
AP
PVC
AISI
AP
PVC
40
VR 10
7.2
15.7
7
-
20.7
-
50
VR 15
9.9
-
13.2
-
55
9
-
10.8
-
65
VR 25
5.9
-
5.9
-
7.9
-
75
4.3
-
4.3
5.7
-
5.7
90
3.1
-
5
4
-
4