Data Sheet; Type - Judo EASY FILT-DOS JEFDOS 3/4 Installation And Operating Instructions Manual

9.

Data Sheet

9.1

Type

JUDO EASY FILT DOS
Backwash Protective Filter with phosphate
dosage function
Abbreviated name: JEFDOS
9.2 Models
Model
JEFDOS ¾"
JEFDOS 1"
JEFDOS 1¼"
9.3 Technical Data
The following applies for all the models of
the device:
– The filters are supplied with a stainless
steel screen with a mesh size of 0.1 mm
as a standard.
– Pressure loss when clean (after back-
washing): 0.2 bar at the water flow rate
(nominal flow rate) given in the table.
– Maximum ambient temperature and
water temperature: 30 °C (86 °F).
Model Weight
JEFDOS ¾" 2.4 kg
JEFDOS 1" 2.5 kg
JEFDOS 1¼" 2.9 kg
The backwashing volumetric flow given applies to 2 - 3 bar mains pressure and for a
completely opened flushing water valve.
16
Data Sheet
Order No.
8215013
8215014
8215015
Water flow
rate up to
1.2 / 2.0 m³/h
(5.28 / 8.8 gal/min)
1.6 / 2.7 m³/h
(7.04 / 11.88 gal/min)
2.0 / 3.0 m³/h
(8.8 / 13.2 gal/min)
JUDO EASY FILT DOS
– The water to be filtered must conform
to the European Drinking Water
Regulations!
– Threaded connection to DIN 2999.
Nominal Pressure
Model Operating Pressure
JEFDOS 1.5 – 6 bar
¾" – 1¼" (21.75 – 87 psi)
The nominal pressure denotes the pressure
class, according to which the filter must fulfill
the requirements of DIN EN 13443-1 and
DIN 19628. The maximum operating pres-
sure is lower, in order to ensure the optimal
function of the filter.
Pressure loss after
backwashing
0.2 / 0.5 bar
(2.9 / 7.25 psi)
0.2 / 0.5 bar
(2.9 / 7.25 psi)
0.2 / 0.5 bar
(2.9 / 7.25 psi)
Nominal
Pressure
PN 10
Back-flush
volume stream
0.3 l/s
(4.75 gal/min)
0.3 l/s
(4.75 gal/min)
0.3 l/s
(4.75 gal/min)