CENTRA – MDS/LDS/RDS US Operator Manual
ELGA
Page 8
CENTRA – MDS/LDS/RDS US Version 01 – 08/14
3.4
Technical Specification
Feedwater* and drain requirements
Unit type
MDS
MDS(HF)
LDS
LDS
HFV/HFR
RDS
HFV/HFR
RDS
Source
Potable tap water, preferably reverse osmosis of de-ionised
Fouling Index (maximum)
5
Feedwater flow – l/min
(maximum)
20
40
20
20
40
20
Feedwater pressure – bar (psi) -
Maximum
10 (150)
Feedwater pressure – bar (psi) -
Minimum
0.1 (1.5)
Drain requirements l/min
(gravity fall with air gap)
20
50
20
20
70
20
* Contact Technical Support for advice on feedwaters outside the range listed.
Note: Different system configurations are available for different feedwater sources. See system set up.
Dimensions and weights
Unit type
MDS
MDS(HF)
LDS
LDS
HFV/HFR
RDS
HFV/HFR
RDS
Height
1195mm (47")
1820mm (71.7")
Width
730mm (28.75")
Depth
890mm (35")
Shipping weight
120kg (264lb)
160kg (352lb)
180kg (396lb)
Operational weight
320kg (704lb)
510kg (1,124lb)
530kg (1,168lb)
Installation
Floor
Connections
Unit type
MDS
LDS
LDS HFV/HFR
RDS
HFV/HFR
RDS
Inlet
¾"bspp
Reservoir drain
¾"bspp
Ion-exchange cylinder inlet
n/a
n/a
n/a
¾"bspp
Ion-exchange cylinder outlet
n/a
n/a
n/a
¾"bspp
Ion Exchange Connection pressure rating –
bar (psi) -
Maximum
n/a
n/a
n/a
6 (90)
Sanitization/temperature flush drain
n/a
n/a
n/a
¾"bspp
Ringmain/loop outlet
¾"bspp
Ringmain/loop return
¾"bspp
Product water specification
Voltage/ Freq
MDS
MDS(HF)
LDS
LDS
HFV/HFR
RDS
HFV/HFR
RDS
Flowrate (exit from unit)
- l/min (USG/min)
230/50
16 (4.2)
28 (7.4)
16 (4.2)
16 (4.2)
30 (8)
16 (4.2)
230/50/60
50
n/a
n/a
n/a
30 (8)
30 (8)
n/a
60
38 (10)
38 (10)
115/60
18 (4.8)
n/a
18 (4.8)
18 (4.8)
38 (10)
18 (4.8)
Distribution Loop Pressure
(Typical ) – bar (psi)
3 (45)
3 (45)
3 (45)
3 (45)
3 (45)
3 (45)
Distribution Loop Pressure
(Maximuml ) – bar (psi)
6 (90)
6 (90)
6 (90)
4 (60)
4 (60)
6 (90)
Inorganics – M
Ω.
cm
Dependent on feedwater and maintenance
>1**
Bacteria – CFU/ml
Dependent on feedwater and maintenance
<10CFU/ml***
Particles
n/a
Filtration
** Ion-exchange cylinder installed
*** Dependent on feedwater quality and system being correctly installed and
regularly sanitised.
