Accessories - STIEBEL ELTRON HSBC 300 cool (GB) (WPM) Operation And Installation Manual

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Electrical connection
Safety extra low voltage
X1.14 Constant 12 V + Analogue input 0-10 V
Input IN
GND
X1.15 Constant 12 V + Analogue input 0-10 V
Input IN
GND
X1.16 Signal 1 PWM output 1
Earth 2
X1.17 Signal 1 PWM output 2
Earth 2
X1.18 + + CAN (FES)
CAN B - -
L L
H H
X1.19 + + CAN (connection for heat pump and WPE heat
CAN A - - pump extension)
L L
H H
mains power supply
X2.1 L L
L L
N N
PE
X2.2 L' (power supply L'
utility input)
L* (pumps L) L* (pumps L)
X2.3 L L
N N
PE PE
X2.4 L L
N N
PE PE
X2.5 L L
N N
PE PE
X2.6 L L
N N
PE PE
X2.7 L L
N N
PE PE
X2.8 L L
N N
PE PE
X2.9 L L
N N
PE PE
X2.10 L L
N N
PE PE
X2.11 L L
N N
PE PE
X2.12 L L
N N
PE PE
X2.13 L L
N N
PE PE
X2.14 Mixer OPEN
5
N N
PE PE
Mixer CLOSE
6
X2.15 Mixer OPEN
5
N N
PE PE
Mixer CLOSE
6
18 | HSBC 300 cool
Power supply
L' (power supply utility input)
L* (pumps L)
Heating circuit pump 1
Heating circuit pump 2
Heating circuit pump 3
Buffer charging pump 1
Buffer charging pump 2
DHW charging pump
Source pump / defrost
Fault output
DHW circulation pump / 2nd heat
source DHW
2nd heat source heating
Cooling
Mixer, heating circuit 2
( X2.14.1 Mixer OPEN
X2.14.2 Mixer CLOSE )
Mixer heating circuit 3
( X2.15.1 Mixer OPEN
X2.15.2 Mixer CLOSE )
Note
For every appliance fault, output X2.10 issues a 230 V
signal.
In the case of temporary faults, the output switches the
signal through for a specific time.
In the case of faults that result in a permanent appliance
shutdown, the output switches through permanently.

11.4 Accessories

11.4.1 HSBC 3-HKM (optional)
3
3
Terminal Safety extra low voltage
AA01-X1.6 BT13
Terminal mains power supply
AA01-X2.4 L, N, PE MA11
AA01-X2.14 L, L, N MA19
f Make the electrical connection for the components.
11.4.2 STB-FB high limit safety cut-out for underfloor heating
systems (optional)
X2.5 X2.4 X2.3 X2.2
f X2.1 (L), X2.2 (L*): Remove the jumper.
1
AA01-X1.6
2
bk
L
bu
N AA01-X2.4
gnye
PE
br

bu
N
AA01-X2.14
PE
bk

Temperature sensor, heat pump flow,
heating circuit 2
Motor, pump, heating circuit
Motor, mixing valve heating circuit 2
X2.1
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