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Eccentric screw pump B70V-D 12.1 and 25.1

Lutz Drum and Container Pumps
Eccentric screw pump B70V-D 12.1 and 25.1
B70V-D 25.1
with 3-ph motor

The B70V-D is a powerful eccentric screw pump for semi-viscous or even highly viscous, tough media right up to their flowability limits. Driven by three-phase motors or compressed air motors.

Liquid examples:
Ideal for viscous mineral oils, cosmetic products, foodstuffs, resins, emulsions, colours, etc.

Features:

  • For semi-viscous or even highly-viscous liquids from 1- 100.000 mPas
  • Positive displacement pump with bearing flange according to eccentric screw principle
  • With electrical or air-driven drive motors
  • For mobile and  stationary use
  • Easy detachable pump tube
  • Explosion-proof version in compliance with ATEX Directive 94/9/EC, category 1/2

B70V-DA

Sealing system:
Mechanical seal (MS) or packing gland (St)

Drive shaft:
Torsion shaft (TS) or universal joint shaft (UJ)

Immersion length:
1000 mm

PU

For food- and cosmetics industry
also available in physiologically safe version (PU)

Benefit:

  • Smooth flow
  • Constant volumetric flow
  • Wide choice of durable and powerful drive motors
  • Quiet operation
  • Easy to clean
  • Low wear

Three-phase motor 0,37 /0,55 / 0,75 kW for B70V-D 12.1 and 25.1

3-ph motor

Reliable and persistant three-phase motor with cable terminal box or protection switch.

  • Smooth and quiet operation
  • Easy to maintain
  • 230/400 V, 50Hz, 0,37 up to 0,75 kW, 700 or 900 1/min, protection class IP 55 / 54
  • Efficiency level IE 2 (≥ 0,75kW)
  • Explosion proof version in protection type II 2 G EEx e II T3

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Compressed air motor 4 DA / 6 DA for B70V-D 12.1 and 25.1

DA

Compact and powerfull air-driven motor.

  • Robust and powerful 
  • Delivery flow is easy to control
  • Overload-proof
  • 0,5 or 1,0 kW at 6 bar operating pressure
  
B70V-D 12.1 B70V-D 25.1
Housing: Stainless steel (1.4571) Stainless steel (1.4571)
Seals: Viton® Viton®
Mechanical seal:   Carbon, CrMo-casting, Viton®
(optional SIC/SIC, Viton®)		 Carbon, CrMo-casting, Viton®
(optional SIC/SIC, Viton®)
Packing gland: PTFE soft packing PTFE soft packing
Drive shaft:   Stainless steel (1.4571) Stainless steel (1.4571)
Rotor: Stainless steel (1.4571) Stainless steel (1.4571) 
Stator:  PTFE NBR light, Viton®, PTFE 
Nominal diameter: 54 mm 54 mm
Temperature of medium:  140 °C (PTFE)**  80 °C (NBR)
140 °C (Viton®)
140 °C (PTFE)**
Hose connection: G 1 1/2 male  G 1 1/2 male 
Length:*** 1000 mm  1000 mm 
     

Operating data

 B70V-D 12.1 B70V-D 25.1
Delivery rate:* up to 12 l/min  up to 25 l/min 
Delivery head:* up to 6 bar up to 8 bar
Viscosity: 1 - 100.000 mPas  1 - 100.000 mPas 

* Determined with water at 20°C; three-phase motor (900 1/min) and elastomer stator
** With explosion proof pumps B70V the medium temperature may not exceed 100° C.
*** Special lengths 500 – 2000 mm on request

Fig. 1: B70V-D 25.1 with three-phase motor

B70V-DA

Fig. 2: B70V-DA with compressed air motor 6 DA in the paint & lacquer industry

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More Information:

Link:
http://www.lutz-pumpen.de/en/desktopdefault.aspx/tabid-145/96_read-48/