System Configurations - Wolf BWL-1 S Installation And Operating Instructions Manual

External demand / control by
building management system BMS
DHW heating mode for system
configuration 52
BWL-1S(B)
● Split air/water heat pump
● On/off switching (at input E2)
Important information:
In these schematic diagrams, shut-off valves, air vent valves and safety equipment are not fully represented.
These should be provided for each individual system, in line with the applicable standards and regulations.
Hydraulic and electrical data can be found in the Hydraulic System Solutions technical guide.
3064298_201507
System configuration 52
External floating contact at input E2/SAF:
Open → Heat pump OFF
Closed → Compressor ON
Notes:
- Connect the outside temperature sensor OTS
- The electric heating is not activated (except for frost protection)
- Program WP003 for defrost
→ in defrost mode, output A2 is switched in order to display defrost mode to the BMS.
DHW mode can be suppressed for system configuration 52 by removing the cylinder
sensor CTS, carrying out a parameter reset and resetting the system configuration.
On/off
Outdoor module Indoor module
A 3-way diverter valve for
central heating/DHW and a
feed/heating circuit pump
are integrated into the
indoor module
Integrated 3-way diverter valve
for heating/DHW must be
disconnected.
3WDV
HTG/DHW
AB
A
B
CTS
77