Electric water heater VVM 225

integratedverticaldomestic

Product information
The NIBE VVM 225 is an indoor module with an integrated 178 L domestic hot water cylinder designed to be combined with a NIBE air/water heat pump. It includes built-in components for immediate installation: electric backup heater, self-regulating circulation pump, filling valve, manometer, safety valve and expansion vessel. The unit features a user-friendly control system and connectivity via myUplink for remote monitoring and control. Efficient regulation adapts indoor heating and hot water production to demand, reducing energy use while maintaining comfort.

Key features

• Plug-and-play: Designed to combine directly with a NIBE air/water heat pump to form an energy-efficient heating and DHW system.
• Integrated DHW tank: 178 L hot water cylinder with XL tap profile for high instantaneous hot water delivery.
• Ready for installation: Includes electric auxiliary heater, circulation pump and safety equipment.
• Smart control: User-friendly interface and online control via myUplink for remote operation and monitoring.

Functions
With a wide range of accessories, the VVM 225 can be expanded to provide heating, cooling, ventilation and solar integration functions to match building and system requirements.

Accessories

• NIBE F135: Exhaust-air module using ventilation air heat to heat the house and hot water; improves seasonal performance and provides ventilation.
• NIBE ACS 310: Active cooling.
• NIBE POOL 310: Pool heating.
• NIBE EME 10: Optimises use of solar-generated electricity.
• NIBE EMK 300: Energy metering accessories for monitoring actual energy delivered; includes precision flow meter and sensors.
• NIBE ELK 213 EXP: Supplementary electric heat source (up to 13 kW) integrating with NIBE systems; includes safety features.
• NIBE TOC 30 / TOC 40 Top Cabinets (various heights): Conceal ventilation ducting and services; available in fixed and adjustable heights.
• NIBE ELK 15: Three-phase back-up electric immersion heater - 15 kW.
• NIBE EF 45: Extension frame.
• NIBE MODBUS 40: Enables control and monitoring by external Modbus-equipped equipment.
• NIBE ERS 30-400: Heat recovery ventilation unit with high temperature efficiency for houses up to approx. 350 m2.
• NIBE RMU 40: Remote monitoring and control from another room.
• NIBE AXC 40: Accessory card to enable connection and control of mixing valve controlled additional heat and pumps.
• NIBE PV: Integrated solar solution (modular packages, monocrystalline PERC panels, inverter with communication module).
• NIBE HTS 40: Records humidity and temperature.
• NIBE EME 20: Communication module translating Modbus RTU to Modbus TCP/IP for solar inverter control.
• NIBE HR 10 / HR 20: Auxiliary relay / connection boxes for controlling external loads.
• NIBE ECS 41 / ECS 40: Kits to add additional heating circuits or to manage multiple climate systems (e.g., radiator + underfloor heating).

Documents

• User manual (UHB)
• Installer manual (IHB)
• Product leaflet (PBD)
• Product catalogue (Air/water heat pumps)
• Energy Labels (ELI) NIBE VVM 225 Cu
• Consumer information leaflet (CIL)

Technical specifications

• Height (mm): 1525
• Width (mm): 600
• Depth (mm): 615
• Net weight (kg): 137
• Product efficiency class room heating, 35 °C: A+++
• Efficiency class water heating: A
• Volume water heater (l): 178
• Declared tap profile: XL
• Amount of hot water 40 °C (l): 176