Description; Technical Data; Function - Nederman VAC 20 Manual De Instrucciones

3 Description
3.1 Technical data
Operating temperature
Dimensions
Inlet mm(in)
Outlet mm (in)
Weight without motor, kg (lb)
*
Total weight , Europe and Asia, kg (lb)
Total weight*, North America, kg (lb)
Total weight*, Brazil, kg (lb)
Maximum vacuum, kPa (in.W.G.)
3
Specified capacity, m /h /kPa (cfm/
in.W.G.)
Maximum flow at rated motor power m
h (cfm)
Noise level ISO 11201 dB(A)
**
Noise level ISO 11201 dB(A)
Motor data
Motor power, kW (HP)
Control voltage
Compressed air quality
Required air pressure
Maximum air consumption intermittent
Material description
Material recycling
FR 160 spring, see Figure 3.
*
Motor weight included.
** With optional silencer.
3.2 Function
VAC 20 is a series of vacuum units that operate for air-
flow up to the level specified in
data.
VAC 20
VAC 20-1500 VAC 20-2500 VAC 20-3000 VAC 20-4000
-20°C to +40°C (60°F to 104°F)
See Figure 8.
Ø 200 (7.78")
Ø 200 (7.78")
370 (816)
573 (1263)
546 (1204)
505 (1113)
20.1 (81)
1500/20
(883/80)
2300 (1354)
3
/
71
66
See motor label
22 (30)
24 V DC ± 10% (solenoid for 24 V AC enclosed)
Clean dry, ISO 8573-1 class 5
6–8 bar (87–116 PSI)
70 N-Litres/min (2.5 cfm)
Powder-coated steel, copper, stone wool insulation.
Approximately 95% to 97% of the weight.
1 - six turns Ø
2 mm wire
Section 3.1 Technical
Ø 200 (7.78") Ø 250 (9.84")
370 (816) 370 (816)
616 (1358) 626 (1380)
614 (1354) 635 (1400)
602 (1327) 628 (1385)
21.5 (86) 21.5 (86)
2500/20 3000/19
(1471/80) (1766/76)
3000 (1766) 3900 (2295)
74.5 74.5
67 68
30 (40) 37 (50)
2 - four turns 3 - six turns Ø
Ø 2 mm wire 2,5 mm wire
Units are delivered with different capacities, voltages,
and frequencies. The motor is a 3-phase asynchron-
ous motor. The motor power matches the unit's ca-
pacity. The vacuum source is a belt-driven high-pres-
sure fan. The power consumption of the fan increases
EN
Ø 250 (9.84")
370 (816)
698 (1539)
786 (1733)
663 (1462)
22 (88)
4000/16.5
(2354/66)
5000 (2943)
74.5
68
45 (60)
-
15