Comfort pressurisation unit
Wilo-Comfort Pressurisation Unit
Design
Packaged system for automatic topping up of system with wholesome water via AB airgap. Available in one or 2 pump versions in wallmount, freestanding or open pack variants.
Application
For maintaining the required system pressure in closed heating, ventilation and air-conditioning systems.
Equipment/function
- 1-2 pumps per system
- Floor or Wall mount available
- Fully enclosed zinc plated steel cabinet
- Backlit OLED display
- Non-return valve, pressure side
- Pressure sensor, on the discharge side
- Low-water cut-out switchgear
- BACnet enabled
- WRAS approved inlet valve
- Healthy / fail LED
- Password protection
- System Fill for initial fill of system
- Pump check routine, that runs the pump for 2 seconds if inactive for 7-90 days
- Pump trip and fail, System leak, Excessive starts, Common fault alarms
- BMS Volt Free Contacts
- Alarm log
- Hours Run
Technical data
- Number of pumps: 1 or 2 (P230, P235, P260, P280 - duty/standby & TS systems - duty/duty)
- Mains connection: 1~230 V, 50 Hz ±10%
- Permitted fluids: Heating water (in accordance with VDI 2035), cooling and cold water
- Volume flow: 0.01 to 2.4 m3/h
- Delivery head: 80 m
- Perm. ambient temperature: 0° C to +40° C
- Perm. fluid temperature: 0°C to +100°C
- Max. permissible operating pressure: 10 bar with VeroLine-IP-E pumps, 16 bar with CronoLine-IL-E pumps
Construction
- Cabinet: Fully enclosed zinc coated cabinet
- Pipework: Flexible hoses for easy pump replacement
- Pumps: 1 to 2 fixed speed pumps are used; PCB controlled with duty/standby function to balance the load and pump check routine to test for function
- Valves: each unit is fitted on the discharge side with a non-return valve on the pumps and a common shut-off valve
- Pressure sensor: 0 to 10 Volt, located on the discharge side for activating the PCB controller
- Pressure display: 2 line backlit OLED display
- Controller: the system is standard-equipped with a PCB electronic controller