Wilo-Yonos MAXO-D

Series description

Special features/product advantages

  • LED display provides complete transparency of set delivery head, speed stage or possible errors
  • Simple adjustment over three speed stages when replacing an uncontrolled standard pump
  • Easier electrical connection using the Wilo plug
  • System availability ensured via collective fault signal
  • Compact design and proven ease of use

Design type

Glandless circulation pump with flange connection, EC motor with automatic power adjustment

Application

Hot-water heating systems of all kinds, air-conditioning systems, closed cooling circuits, industrial circulation systems.

Equipment/function

Operating modes

  • Δp-c for constant differential pressure
  • Δp-v for variable differential pressure

Manual functions

  • Setting the operating mode
  • Setting of pump output (delivery head)

Automatic functions

  • Infinitely variable power adjustment according to the operating mode
  • Deblocking function
  • Soft start
  • Integrated full motor protection

Signal and display functions

  • Collective fault signal (potential-free NC contact)
  • Fault signal light
  • LED segment display for displaying the delivery head and fault codes

Double pump function

  • Main/standby operation: for an automatic fault-actuated switchover, a corresponding switchgear must be provided on-site.
  • Predefined control mode and set delivery head must be identical for both pumps.

Equipment

  • Wrench attachment point on pump body (for threaded pipe union pumps)
  • Quick electrical connection with Wilo plug. For the connection of the mains and SSM lines, with integrated strain relief
  • For flange-end pumps: Flange versions
    • Standard version for pumps DN 32 to DN 65: Combination flange PN 6/10 (flange PN 16 acc. to EN 1092-2) for counter flanges PN 6 and PN 16
    • Standard version for DN 80/DN 100 pumps: PN 6 flange (designed for PN 16 according to EN 1092-2) for PN 6 counter flange

Scope of delivery

  • Pump
  • Incl. washers for flange screws (for nominal connection diameters DN 32 - DN 65)
  • Including installation and operating instructions

Type key

Example:

Wilo-Yonos MAXO-D 32/0.5-7

Yonos MAXO

High-efficiency pump (screw-end or flange-end pump), electronically controlled

-D

Double pump

32/

Nominal connection diameter

0.5-7

Nominal delivery head range [m]

Technical data

  • Permissible temperature range of -20°C to +110°C
  • Mains connection 1~230 V, 50/60 Hz
  • Protection class IP X4D
  • Flange connection DN 32 to DN 80
  • Max. operating pressure of standard version: 6/10 bar or 6 bar (special version: 10 bar)

Materials

  • Pump housing: grey cast iron with cataphoretic coating
  • Shaft: Stainless steel
  • Bearing: carbon, metal impregnated
  • Impeller: Plastic

Downloads

Wilo-Yonos MAXO/-D - Installation and operating instructions - 50 Hz

Article Number 2175507
Edition 2018-03
Version number 02
Number of pages 18

PDF (127 MB)

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Produkti

PDF: Wilo-Yonos MAXO-D

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