Air/water heat pump WSB K series

reversiblehot water

Overview
The Weishaupt Splitblock® WSB K air-to-water heat pump with integrated domestic hot water is a compact solution ideal where space is limited. The proven split heat pump indoor unit is combined with a WAS Eco 165-l domestic hot water cylinder. The compact assembly makes efficient use of available space to deliver reliable, economical heating and DHW for conventional dwellings.

Efficiency
The efficiency and reliability of split technology are well established. All standard accessories, from the wall-mounting bracket to the room thermostat, are supplied. The factory-installed circulator is energy class A.

Product benefits

• Reliable heat output down to outdoor temperatures of -20 °C.
• Flexible installation: outdoor unit can be installed in the garden or mounted on an exterior wall; compact indoor unit (size comparable to a boiler) installs anywhere in the building without flue or chimney.
• Quiet, comfortable operation; night mode reduces fan speed.

Applications

• Active cooling integrated as standard (simple implementation for building cooling).
• Suitable for new build and renovation; option for bivalent installations (retain existing boiler for peak loads).
• Intuitive control via colour display and rotary knob; remote control via Weishaupt app (iOS/Android) for smartphone/tablet.

Additional features

• SG Ready: prepared for connection to future smart electricity grids.
• Intuitive operation: push-button control and simplified interface for data viewing and settings.
• Remote control: operation via WEM portal and smartphone app.

Model overview (selected specifications by model)
WSB 6-A-RMEK-AI
Type heat pump: Air/water Split
Heating efficiency class HT: A++
Heating label scale: A+++ - D
DHW efficiency class: A+
DHW label scale: A+ - F
DHW cylinder volume: 161 l
Load profile: L
Nominal heat output (A2/W35)¹: 3.58 kW
COP (A2/W35)¹: 4.13
Nominal heat output (A7/W35)¹: 3.35 kW
COP (A7/W35)¹: 4.95
Outdoor unit height: 866.0 mm
Outdoor unit width: 966.0 mm
Outdoor unit depth: 380.0 mm
Indoor unit height: 2 087.0 mm
Indoor unit width: 600.0 mm
Indoor unit depth: 600.0 mm
Applications: Heating, Cooling, DHW preparation

WSB 8-A-RMEK-AI
Type heat pump: Air/water Split
Heating efficiency class HT: A++
Heating label scale: A+++ - D
DHW efficiency class: A
DHW label scale: A+ - F
DHW cylinder volume: 161 l
Load profile: XL
Nominal heat output (A2/W35)¹: 5.04 kW
COP (A2/W35)¹: 3.76
Nominal heat output (A7/W35)¹: 6.68 kW
COP (A7/W35)¹: 4.69
Outdoor unit height: 866.0 mm
Outdoor unit width: 966.0 mm
Outdoor unit depth: 380.0 mm
Indoor unit height: 2 087.0 mm
Indoor unit width: 600.0 mm
Indoor unit depth: 600.0 mm
Applications: Heating, Cooling, DHW preparation

WSB 10-A-RMEK-AI
Type heat pump: Air/water Split
Heating efficiency class HT: A++
Heating label scale: A+++ - D
DHW efficiency class: A
DHW label scale: A+ - F
DHW cylinder volume: 161 l
Nominal heat output (A2/W35)¹: 3.65 kW
COP (A2/W35)¹: 4.03
Nominal heat output (A7/W35)¹: 3.52 kW
COP (A7/W35)¹: 4.86
Outdoor unit height: 866.0 mm
Outdoor unit width: 966.0 mm
Outdoor unit depth: 380.0 mm
Indoor unit height: 2 087.0 mm
Indoor unit width: 600.0 mm
Indoor unit depth: 600.0 mm
Applications: Heating, Cooling, DHW preparation

Additional information
Measured and declared performance in accordance with DIN EN 14511. (Performance notes and measurements: see technical references provided by the manufacturer.)

Technical characteristics / specifications

• Type: Air-to-water split heat pump (Splitblock® WSB K).
• Integrated DHW cylinder: WAS Eco ~165 l (indicative value 161 l as stated in model data).
• Modes: Heating, Cooling, DHW preparation.
• Operating range: heat production down to -20 °C outdoor temperature.
• Built-in circulator class: Class A.
• Control: colour display + rotary knob; control via Weishaupt app (iOS/Android) and WEM portal.
• Supplied equipment: mounting accessories, room thermostat, integrated circulator.
• Outdoor unit dimensions (examples): H 866 mm x W 966 mm x D 380 mm.
• Indoor unit dimensions (examples): H 2 087 mm x W 600 mm x D 600 mm.
• Nominal powers and COP (examples per model and reference conditions): A2/W35 and A7/W35 (values provided for WSB 6, 8, 10 models in the product sheet).
• Compliance and measurements: performances according to DIN EN 14511.