![background image](http://html1.mh-extra.com/html/calorex/dh30a/dh30a_quick-start-manual_3547499002.webp)
18. Replace front cover, turn on electrical supply and turn humidistat towards
20%. (Unless remote humidistat fi tted, see note 15 above) unit fan will start,
followed 6 minutes later by th e compressor.
20. It is recommended th at th e fan mode switch is set to continuous, as in
cycle mode th e fan and heaters only run togeth er if th ere is a demand for
dehumidifi cation.
Safety thermostat
press to reset
(red button)
FIG 3
MODEL
DH30A &
DH30AX
DH30AP &
DH30AXP
DH30ARH
DH33A &
DH33AX
DH33ARH
DH50A &
DH50AX
DH50AP &
DH50AXP
DH50ARH
DH55A &
DH55AX
DH55ARH
SUPPLY
230V 50Hz
FUSE
Amps
10
20
10
10
10
13
32
13
13
13
NOMINAL RUNNING
AMPS
Amps
3.4
11.7
3.4
3.4
3.4
5.6
22.3
5.6
5.6
5.6
FULL LOAD AMPS
Amps
4.4
12.7
4.4
4.4
4.4
7.5
24.2
7.5
7.5
7.5
COMPRESSOR LRA
Amps
15.8
15.8
15.8
15.8
15.8
30
30
30
30
30
AIR FLOW
m
3
/h
700
700
700
440
440
1280
1280
1280
740
740
NOISE LEVEL @3m
dB/A
52
52
52
48
48
56
56
56
48
48
WATER FLOW RATE
L/min
n/a
n/a
10
n/a
10
n/a
n/a
14
n/a
14
PRESSURE DROP
m hd
n/a
n/a
1.6
n/a
1.6
n/a
n/a
1.5
n/a
1.5
LPHW FLOW RATE
L/min
n/a
n/a
n/a
5.0
5.0
n/a
n/a
n/a
5.0
5.0
LPHW PRESSURE
DROP
m hd
n/a
n/a
n/a
1.1
1.1
n/a
n/a
n/a
1.8
1.8
LPHW VOLUME
Litres
n/a
n/a
n/a
0.5
0.5
n/a
n/a
n/a
0.85
0.85
DIMENSIONS
(UNPACKED)
HEIGHT
mm
655
655
655
655
655
655
655
655
655
655
WIDTH
mm
780
780
780
780
780
1245
1245
1245
1245
1245
DEPTH
mm
250
250
288
250
288
250
250
288
250
288
WEIGHT
kg
40
40
45
40
45
60
60
65
60
65
HERMETIC SYSTEM
REFRIGERANT
CHARGE
‘A’ DEHUMIDIFIERS
kg
R407c
0.5
0.5
1.04
0.5
1.04
0.75
0.75
1.64
0.76
1.65
REFRIGERANT
CHARGE
‘AX’
DEHUMIDIFIERS
kg
0.5
0.5
N/A
0.5
N/A
0.8
0.8
N/A
0.8
N/A
R407c Global Warming Potential (GWP) 1774
'P' MODELS WITH RESISTANCE HEATER
16. Connect remote air th ermostat as shown above to mains in terminal
block marked Remote Thermostat
17. Ensure safety th ermostat(s) below are set, ie push red button(s).