14 Technical data
Installer reference guide
96
RRLQ004~008CA + RHBH/X04+08CB
ROTEX HPSU low temperature Bi‑bloc
4P384979-1 – 2015.01
2
2
2
B1L
A4P
SS1
ON
OFF
5 6 X5M
A8P
1 2
X801M
3 4 5
DS1
ON
OFF
1 2 3 4
3
X5M
4 7 8 9 10
1
2
A2P
1 2
X5M
P1
P1 P2
P2
A2P
L N
1 2
A3P
13a
X2M
21
28
29
4
2
1
X1Y
4
21
28
29
X2M
X1 X2
X3 X4
Y3
Y4
YC
Y2
Y1
PHC1
A1P
10
10
X6A:1
R3T
-t°
2
X5A:1
R2T
-t°
X8A:1
X7A:1
R4T
-t°
X9A:1
2
R5T
-t°
R6T
-t°
5
6
4
3
2
X40A:1
10 11 12
9
8
7
6
5
4
3
5
6
4
3
X33A:1
3
2
X4A:1
4
8
7
2
X80A:1
CN2:1
2
3
4
5
6
CN1:1 3
F2U
F1U
S1S
S2S
S3S
S6S S7S S8S S9S
R1T
-t°
6
5
4
3
2
X85A:1
X22A:1 2
X18A:1 2
R1T
-t°
R1T
-t°
BSK
KFR
KCR
KHUR
KHR
2
R5T
-t°
X2M.13
X2M.9
X2M.14
X2M.9
X2M.14
A4P
.YC
A4P
.Y2
A4P
.Y2
X2M.29
Solar pump
connection
For
*KSOLHWAV1,
refer to operation
manual
Only for digital I/O PCB option
Ext. heat source
Max. load 0.3 A - 250 V AC
Min. load 20 mA - 5 V DC
Options: bottom plate heater OR On/OFF output
Space C/H
On/OFF output
Max. load
0.3 A - 250 V AC
Min. load
20 mA - 5 V DC
ext. ambient
sensor option
(indoor or
outdoor)
only for floor
standing model
Remote
user
interface
User
interface
Only for demand PCB option
Demand PCB
Preferential
kWh
rate power
supply
contact:
16 V DC
detection
(voltage
supplied by
PCB)
Electric pulse
meter inputs:
5 V DC pulse
detection
(voltage supplied
by PCB)
only for domestic
hot water option
Switch
box
Digital I/O PCB
Options: boiler output, solar pump connection,
alarm output
to bottom
plate
heater
only if no EKBPHT*
only for EKBPHT*
Switch
box
standing model
Power limitation
digital inputs:
12 V DC / 12 mA
detection
(voltage supplied by
PCB)
only for solar pump station
Alarm output
Max. load
0.3 A - 250 V AC
Min. load
20 mA - 5 V DC
Switch box
OUTDOOR
UNIT
4D090419-1A page 5
4D090419-1A page 6
A1P
PE
N
L
GND PWM
N
L
1N~, 50 Hz
230 V AC
1 2 3
X1M
1 2 3
X1M
only for *16*
5
6
5
6
5
6
3
8
1
1
8
9
9
3
%H20
%H20
R1H
R1H
PE
N
L
GND PWM
FB
X2M.7
X2A.5
6
5
4
3
2
X25A:1
M1P
MS
3~
X16A:5
1
3
A1
A2
K1M
A1
A2
K2M
A1
A2
K3M
X17A:1
3
5
7
X24A:1
3
5
7
Q2DI
1
X1A:3
X19A:1 3 5
X6YA
X6Y
X6YB
X6YA
X6Y
X6YB
FU1
X26A:1 2 X31A:1 3
TR1
3/21/31
4/22/32
Q2L
3
X3A:1
X20A:1
3
X2A
5
1
KCR
X21A:1 3
M2P
M
1~
X15A:1
3
X14A:1
3
R1T
-t°
R1T
-t°
R2T
-t°
A1
A2
K5M
K4R
KPR
FU2
X11A:3 1 X12A:3 1 X13A:3 1
K1R
K2R
K3R
Y
L
N
M3S
KVR
R1T
-t°
R1T
-t°
K6R
3 5
31
32
Q1L
11
12
M2S
M2S
M1P
MS
3~
R2T
-t°
X28A:1 2
NO
NC
N
M3S
X20A.1 X20A.3 X20A.5
X28A.1 X28A.2
X2M.7
X2A.5
X2M
34 35
X2M
8
8a
9
10
X2M
8
8a
9
10
X2M
5 6 7
X1M
1 2 3
X1M
1 2 3
X2M
29 21
X9M
14 13
14 13
X2M
30 31
X2M
30 31
X11M 3 4 5 6
X11M 3 4 5 6
H C
COM
H C
COM
H
C
COM
C
COM
H
L N
L N
X1M
X1M
PC
PC
A3P
A3P
A4P
A4P
A3P
A3P
A3P
A3P
1
X2M
2
1a
2a
3
4
32
33
X2M.28
X2M.28 X2M.14
X2M.13a
X2M.21
X2M.1 X2M.2
X2M.3
X2M.2 X2M.4 X2M.1
X2M.4
X2M.1a X2M.2a
X2M.3
X2M.2a X2M.4 X2M.1a
X2M.4
X2M.32 X2M.33
X2M.4
X2M.32 X2M.33 X2M.1a X2M.4
X2M.5
X2M.7
X25A.1 X25A.2 X16A.5 X16A.3
X2M.1
X2M.28
only for wired
ON/OFF thermostat
only for wireless
ON/OFF
thermostat
only for ext.
sensor
(floor or
ambient)
only for ext.
sensor
(floor or
ambient)
only for wireless
ON/OFF
thermostat
only for wired
ON/OFF thermostat
Heatpump convector
Heatpump convector
Main LWT zone
Add LWT zone
Shut-off valve
2 A (inrush) - 230 V AC
1 A (continuous)
DHW pump output
Max. load:
DHW pump
only for domestic hot
water tank option
only for *04* and *08*
and *11*
only for floorstanding model
only for wall mounted model
only for domestic
hot water option
only for domestic
hot water option
3 wire type (SPST)
3 wire type (SPDT)
Only for preferential kWh rate power supply (outdoor)
Use normal kWh rate power supply for indoor unit
Normal
kWh rate
power
supply
Only for normal power supply (standard)
Indoor unit supplied from outdoor
OUTDOOR
UNIT
OUTDOOR
UNIT
only for
enamel
tank
option
domestic hot
water tank
only for *9W
NC valve
NO valve
Switch box
Switch box
A1P
Main PCB
A2P
User interface PCB
