Installation, Operation and Maintenance Manual
Unimaster Dust Collectors – Series UMA 40-750
47
TABLE 8 – DUST CONTAINERS
UMA 40 and 40MM
20 litre
UMA 70
55 litre
UMA 100, 150, 250,
80 litre
450* and 750*
Dust container
Collector
supplied
Dust
Approx.
container
weight
size
(empty)
Typical density
Dust
with 50% voidage
Sander
0.13 kg/litre
Graphite
0.80 kg/litre
Sand
1.33 kg/litre
Iron
3.58 kg/litre
Steel
3.72 kg/litre
20 litre
3 kg
55 litre
5 kg
80 litre
7 kg
A reasonable total load for removal by hand would be 25 kg.
*
UMA 450 and 750 collectors are supplied with two dust containers.
SPECIFICATION
UMA 40 UMA 40MM
UMA 70 to 250
All readings were taken in normal industrial areas, i.e. semi-reverberant surroundings, with local equipment silent.
Measurements were taken at maximum air flow conditions at 1.0 metre radius from the equipment housing and
1.6 metres above base level, using a precision sound level meter and octave filter. Noise levels of installed
equipment may vary due to site conditions.
Measured data.
*
Non-available option.
**
An acoustic diffuser is fitted as standard on UMA 70 to 750 collectors.
UMA 450
UMA 750
TABLE 7 – WEIGHTED SOUND PRESSURE LEVELS
STD
STD
G1
K3
KV5
KV7
G8
(0.55 kW)
(1.1 kW)
(0.75 kW)
(1.5 kW)
(2.2 kW)
(3.0 kW)
(5.5 kW)
Collector only
80 dB(A)
80 dB(A)
–*
–*
–*
–*
–*
With acoustic diffuser
** 75 dB(A)
75 dB(A)
65 dB(A)
67 dB(A)
69 dB(A)
69 dB(A)
72 dB(A)
With secondary filter
–*
–*
–*
67 dB(A)
69 dB(A)
69 dB(A)
72 dB(A)
With absolute filter
–*
75 dB(A)
–*
67 dB(A)
69 dB(A)
69 dB(A)
72 dB(A)
KV10
KV11
KV15
KV18
KV21
(5.5 kW)
(7.5 kW)
(11.0 kW)
(15.0 kW)
(18.5 kW)
Collector only
–*
–*
–*
–*
–*
With acoustic diffuser
**
74 dB(A)
76 dB(A)
77 dB(A)
79 dB(A)
80 dB(A)
With secondary filter
74 dB(A)
76 dB(A)
77 dB(A)
79 dB(A)
80 dB(A)
With absolute filter
74 dB(A)
76 dB(A)
77 dB(A)
79 dB(A)
80 dB(A)
