BOATSWAIN - irrigation surface pumps

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Legendary irrigation pumps for its reliability, unpretentiousness and durability, which get the titulus of "people’s choice"

Pumps of BC series (BOATSWAIN) features reliability, unpretentiousness and durability.

The main distinctive features of the BOATSWAIN pumps:
  • Electric motor of the HELZ own design and production, ensures high reliability, and simple repairing in case of breakdown.
  • Condenser was changed. New stator winding, which has increased starting torque and resistance to overheating is used. It allows not to use big block of starting condensers.
  • End sealing was changed. New graphite-ceramic sealing made by «Burgmann» (Germany) is used. It excludes possibility of pumping water ingress in pump motor at all.
  • The pumps are complete with complex protection against extra voltage and decreasing of voltage.
  • Pump cap was changed. It helps to reduce its weight for 0,5 kg, height to 55 mm. The pump became more space-saving, stable and comfortable for transporting.
  • Pump frame and work wheel are made of aluminum alloy.

There are cases of trouble-free operation of the pump for 40 years, during which no repair was required, except replacing of oil seals.

CHARACTERISTICS OF THE BOATSWAIN PUMPS

Parameters

BC1.1-20 (with big cap)

BC1.1-20 (with small cap)

BC 0.8-20 

BC 1.2-20

BC 1.6-20

Rated head, m

20

20

20

20

20

Max. head, m

22

22

22

22

22

Rated volume flow, m3/hour

3,96

3,96

3,96

4,32

5,76

Max volume flow, m3/hour

6,75

6,75

5,6

7,35

8,68

Vacuum-gauge height of suction, m      

8

8

8

8

8

Rated power, kW

0,725

0,725

0,58

0,7

0,86

Rated voltage, V

220

220

220

220

220

Weight, kg

11 

10,5

7,1   

8,6

9,5

BOATSWAIN of the BC1.2 and BC1.6 series can be provided in vertical and horizontal versions. 


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