Nilfisk 3707

Industrial Vacuum Cleaners - 3707-3707/103707

Continuous and reliable vacuum systems created for continuous heavy duty needs.

3707-3707/10 has a three phase Side Chanel Blower that guarantees silent and continuous running. The suction unit is controlled by an electrical control panel with a star-delta-star starter as standard, it is housed in the rear casing.

Optimum quality/price ratio for this three phase vacuum which offers high performances while still being extremely manoeuvrable and versatile.
The 5.5 & 7,5 kW power ratings with adequate filtering areas and large waste container, are designed for heavy duty use and constant service. The standard “L” class Star filter (3,5 m²) with its shaker filter, ensure efficient filtration. Several kinds of special filters are available according to the application, for example the optional pulse-jet cleansing system and the HEPA filters for toxic powders. Filter cleaning done via the manual filter shaker or by an electrical one that is an optional extra.
The steel waste bin with a capacity of 175 litres is fitted with castors and is easily removed by means of an exclusive, highly practical handle release system.
The machine body is made of heavy duty tubular steel and painted with epoxy powder, to assure robustness and a longer life-time. There is a useful tool basket fitted to the rear.
The stability of the machine is helped by the position of the suction unit, placed at the bottom of the rear casing.
Its manoeuvrability and ease of use is possible thanks to 2 fixed wheels and 2 swivel ones, all of them have a diameter of 200 mm. and are assembled with bearings.

  • Reliable 3 Phase aluminium casting induction motor directly driven to the fan
  • Maintenance free
  • Continuous use
  • Very high performance levels
  • Large Primary “L” Class Star Filter
  • Efficient filter cleaning system
  • Filter blockage level monitoring
  • Upstream & Downstream Absolute filters
  • Vacuum gauge
  • Removable large drum
  • Watertight Control panel with Star Triangle starting
  • Electrical filter shaker (optional extra)
  • Highly manoeuvrable
  • Stainless steel
  • ATEX Versions

Technical data

 

Parameter

 

Units

 

3707

3707/10

3707/10 L, M, H

3907

3907 L, M

3907 W

3907 W L, M, H

3907/18

3907/18 L, M, H

Voltage

V

230/400/50 230/400/50 230/400/50 230/400/50 230/400/50
Power

kW

5.5

7.5

11

11

13

Power (EN 60335-2-69)

kW

5

6

6

10

Weight

kg

291

305

411

324

360

Noise level dB(A)

78

78

78

78

78

Protection

IP

55

55

55

55

55

Insulation Class

F

F

F

F

F

Capacity

L

175

175

175

175

175

Inlet

mm

100

100

100

100

100

Max vacuum

mm H 0

2

3,600

2,500

4,400

3,000

3,000

Max. air flow rate without hose and

reductions

 

L/m’

 

8,100

 

13,500

 

8,400

 

15,300

 

18,600

Max. air flow rate (3 m Ø 50 mm hose) L/m’

9,100

8,100 10,500 12,000
Hoses allowed for classes “L” and

“standard”

 

mm

 

100

 

100

 

100

 

100

 

100

Hoses allowed for classes “M” and “H”

mm

70

70

70

70

70

Main filter surface (L-M)

m2

3.5

3.5

3.5

3.5

5

Upstream Hepa filter H surface (cod.

17050)

 

2

 

12

 

12

 

12

 

12

 

12

Downstream Hepa filter surface (cod.

17092)

 

2

 

17

 

17

 

17

 

17

 

17

Hepa filter efficiency according to MPPS

method (EN 1822)

 

%

 

99.995 (H14)

 

99.995 (H14)

 

99.995 (H14)

 

99.995 (H14)

 

99.995 (H14)