Page 68 - Single-line automatic lubrication systems

Pump unit

MPB
Pump units for grease

Description
Technical data
The MPB pump unit is especially designed for automatic lubrication
systems. The unique feature in it compared to traditional air-oper- Function principle air operated piston pump
ated barrel pump with mechanical air motor valve is its magnetically Operating temperature for barrels
–10 to +55 °C, 14 to 131 °F
operated air motor valve. This will reduce the amount of mechanical Operating pressure max. 300 bar, 4 350 psi
components in the air motor and also eliminates the need of lubrica- Pressure ratio 1:65
Pressure air supply 2 to 4,5 bar, 29 to 65 psi
tion in the air motor. The pump is suitable for use with 18, 50 and Air consumption max. 300 l/min; 80 gal/min
180 kg (40, 120 and 400 lb) lubricant barrels. And when equipped Lubricant grease up to NLGI 2
oil up to 20–10 000 mm 2 /s
with a suitable adapter MPB pump unit can also be used in lubricant Metering quantity per cycle 1) 6,1 cm 3 ; 0.37 in 3
bulk containers. Electrical connections 20–32 V DC
Drum capacity 18, 50 and 180 kg, 40, 120 or 400 lb
drum not included
Features and benefits Protection class IP 65
Dimensions depending on the model
• Lubrication-free, electronically controlled air motor min. 650 × 130 × 130 mm
max. 920 × 130 × 130 mm
enables accurate control of pump output min. 25.6 × 5.11 × 5.11 in
max. 36.22 × 5.11 × 5.11 in
• Fewer mechanical components extend
Mounting position vertical
a service life of the air motor
• Includes self-diagnosing system
• Operates effectively in wide range of temperatures
• IP 65 protection rating

Applications 1) generally approx. 50 cycles/min are assumed

• Paper industry
NOTE
• Steel industry
Further technical information, technical drawings,
• Heavy industry accessories, spare parts or product function descriptions
available on SKF.com/lubrication:
PUB LS/P8 17178 EN

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