Drum pump SS 41 Ex for highly inflammable liquids

Lutz Drum and Container Pumps

Pump tube SS 41-L-SL
with motor ME II 7

Liquid examples:
Gasoline, solvents, alcohols, amines, benzol, toluene, xylene, paints and lacquers, etc.

Features:

Suitable for highly inflammable liquids and for use in hazardous areas
Optional with electric or air driven motors
No grease fillings
Explosion-proof in compliance with ATEX Directive 94/9/EC

SS41 EX

Sealing system:
Mechanical seal (MS) or sealless construction (SL)

Type of impeller:
Radial-flow impeller (L) for high delivery head or
Axial-flow rotor (R) for high flow rates.

Immersion length:
700, 1000 and 1200 mm available from stock
(Special lengths 200-2500 mm on request)

Benefit:

Sealless version cannot fail by dry running
Lube-free, thus no contamination of the liquid
High resistant carbon shaft bearing
Two impeller geometries for a tailored pump characteristic

Motor ME II 3 / ME II 5 / ME II 7 / ME II 8 Ex

Explosion-proof universal motor with double wall housing suitable for pumping aqueous to light viscous, hazardous and easily inflammable liquids. Complies to ATEX Directive 94/9/EC

Explosion-proof according to II 2 G Ex de IIC T5 or T6
Low voltage release by default
Two protection classes (I and II) = highest safety standards
230V/50Hz, 110-120V/50-60Hz, 42V, 24V, optionally with 460, 580, 795 and 930 W, protection class IP 54

Motor MD-1 / MD-2 / MD-3 Ex

Compact compressed air motor for handling thin-bodied, aggressive, slightly viscous and easily inflammable liquids. Complies to ATEX Directive 94/9/EC

Explosion-proof according to Ex II 2G
Overload-proof
Optionally with (MD-2) / without (MD-1) manual operation
Motor MD-3 with ex-proof enclosure
Delivery flow is easy to control
400 W at 6 bar operating pressure operating range from 3 to 6 bar

Materials	SS-MS	SS-SL
Category:	1/2	1/2
Housing:	Stainless steel (1.4571)	Stainless steel (1.4571)
Seals:	Viton®	-
Mechanical seal:	Carbon, Ceramic, Viton®, SS	-
Bearing:	pure Carbon	pure Carbon
Drive shaft:	Stainless steel (1.4571)	Stainless steel (1.4571)
Impeller:	ETFE	ETFE
Type of impeller:	Radial-flow (L) or Axial-flow (R)	Radial-flow (L) or Axial-flow (R)
Nominal diameter:	41 mm	41 mm
Temperature of medium:	up to 100 °C	up to 100 °C
Hose connection:	G 1 1/4 male	G 1 1/4 male
Length:	700 / 1000 / 1200 mm	700 / 1000 / 1200 / 1400 / 1500 / 1600 / 1700 / 2000 mm

Operating data	Radial-flow (L)	Axial-flow (R)
Delivery rate:*	up to 123 l/min	up to 243 l/min
Delivery head:*	up to 26 m wc	up to 15 m wc
Viscosity:**	up to 750 mPas	up to 650 mPas

* determined with water at 20°C
** determined with oil

SS41 Ex

Fig 1: Pump tube Niro 41-L-SL with motor ME II 7

SS41 Ex

Fig. 2: Pump tube SS 41 with motor ME II 5 in practical use

More Information:

Link:

http://www.lutz-pumpen.com/desktopdefault.aspx/tabid-129/73_read-18/