Installation, Operation and Maintenance manual
25
DFPRE 4 Dust Collectors
SPECIFICATION
For other specifications on this product refer to the datasheet, publication
number DOCAM1216201.
For controller specifications refer to controller manual, publication number
DOCAM0097301.
TABLE 2 – COMPRESSED AIR MANIFOLD DESIGN DETAILS
Design pressure:
8 bar
Maximum operating pressure, PS:
7 bar (101.5 psig)
Test pressure:
11.5 bar
Design temperature:
-20° to +70°C
Manifold volume:
7 litres
Product of pressure and capacity:
49 bar litres
Material used for manifold construction:
Structural hollow section according to EN13445
1 bar = 10
5
Pa
TABLE 3 – COMPRESSED AIR REQUIREMENTS
Collector type
Working
compressed air
pressure
a
Atmospheric air
volume - F.A.D.
b
Pulse
duration
Approximate
compressed air
usage
at 12 sec. intervals
b
DFPRE 4
6-7 bar
13.5 m
3
/h
100 ms
45 liters per pulse
a
Normal operating pressure.
b
Recommended initial settings; these may be varied with experience.
c
Sizes suitable for runs of pipe up to 30 m (100ft) in length; for longer runs consult with Donaldson.
1 bar = 10
5
Pa
