Mikrofill 3 PRO

The Mikrofill 3 PRO is a WRAS-approved, fully automatic, sealed-system filling device suitable for water management in domestic and commercial heating and cooling systems. The unit is compact, efficient, and is designed for easy installation and requires minimal maintenance.

Key features:

    • WRAS-approved product – Fluid Risk Category 4 backflow prevention – WRAS approval number: 2307805
    • 8.7 bar max cold fill pressure
    • Compact, wall-mountable design
    • Full colour display with 3.95” LCD screen
    • Comprehensive electronic pressure management
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Specification

Product code72846
General
Standard warranty2 years
*Vessel package warranty4 years
WRAS2307805
Conformity certificationUKCA, CE
Performance
Max inlet pressure9 bar
Max cold fill pressure8.7 bar
Max operating pressure9 bar
Max flow rate12 l/min
Operating (environmental) conditions
Ambient temperature range5 - 45°C
Inlet water temperature range5 - 23°C
System water temperature range5 - 85°C
Maximum relative humidity70% (non-condensing)
IP rating55
Electrical
Supply voltage230 V/1 ph/50 Hz
Fuse rating3 A
BMS relays (max load)5 A
Dimensions
Height (to the bottom of connections without hoses)290 mm
Height (to the bottom of tundish)386 mm
Width250 mm
Depth155 mm
Weight (without hoses)5.3 kg
Installation and connections
Inlet15 mm compression
System15 mm compression
Drain22 mm compression
Wall attachmentBackplate supplied, fixings not included
Clearance (left)100 mm
Clearance (right)170 mm
Clearance (top)100 mm
Clearance (from front face with door closed)750 mm

More Features

    • Accurate flow rate monitoring and volume logging
    • Embodied carbon calculated in accordance with CIBSE TM65:2021
    • Leak detection
    • Smart fault logic
    • MODBUS RTU
    • 4x customisable BMS outputs
    • Large memory capacity to record up to 100 parameter changes and fault conditions combined (all entries are time and date stamped)
    • Easy to install and set up
    • Standard 2-year warranty
    • *Extended 4-year warranty when purchased with a vessel package

Accessories

  • 2x braided hoses with integrated isolation valve

Applications

  • Maintaining system pressure in large domestic and commercial sealed heating systems
  • Maintaining system pressure in chilled water systems, refrigeration units and industrial cooling systems