Linn-Pumpen GmbH

Peripheral Immersion Pumps Series B-VT

Construction
Vertical close-coupled peripheral (regenerative) pumps with submerged turbine impeller, seal-less, reversible. Port dimension to EN 12157. Submerged deph 170 mm.

Applications
For clean liquids without abrasives, without suspended solids, non-explosive, non-aggressive for the pump materials. For the reduced dimensions, these pumps are very well suited for use with temperature, controllers chillers, and airconditioning machines and systems.

Operating conditions
Liquid temperature: - with water up to 90 °C. - oil up to 150 °C.
Max. kinematic viscosity: 20 mm²/s at 50 °C (2,9 °E). Ambient temperature: up to 40 °C.
Max. depression 0,9 bar. Continuous duty.

Motor
2-pole induction motor, 50 Hz (n = 2900 rpm).
B-VT: three-phase 230/400 V ± 10% (220-240 / 380-415 V).
Insulation class F. Protection IP 54. Constructed in accordance with: EN 60034-1.

Special features on request
- Terminal box arrangement 2-3-4 in accordance with EN 12157.
- Oil temperature up to 180 °C.
- Other voltages.
- Frequency 60 Hz.
- Protection IP 55.

 



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Peripheralrad-Tauchpumpe Typ B-VT

Materials

Components B-VT
Pump casing Bronze G-Cu Sn 10 EN 1982
Casing cover
Impeller
 Brass P- Cu Zn 40 Pb 2 UNI 5705
Shaft Chrome steel 1.4104 EN 10088 (AISI 430)
Bearing sleeve Corrosion-resistant Cr-Mo steel
Bearing in the casing Polymer
Screws Cr-Ni-steel 1.4301 EN 10088 (AISI!304)

Performance with water at 20 °C (ν = 1 mm2/s) n ≈ 2900 rpm

Type
230V
A
400V
A
P2
m³/h 0 0,3 0,48 0,6 0,75 0,96 1,2 1,5 1,89 2,4 3
 
kW
HP
l/min
0
5
8
10
12,5
16
20
25
31,5
40
50
VT 60/170
1,9
1,1
0,33
0,45
H
(m)
43
37
33
30,5
27,5
23,5
19,5
15
8,5
2
-
VT 65/170
2,8
1,6
0,45
0,6
48,5
42,5
39
37
34,5
31
27
23
17,5
10
2
H Gesamtförderhöhe in m.
P2 MotorRated Power.

Dimensions and weights

Terminal box arrangement (view from motor side)

Peripheralrad Tauchpumpe Typ B-VT Abmessungen

Subject to change!


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