Wilo Stratos MAXO-D Flanged PN10
Wilo Stratos MAXO-D 50/0,5-12 DN50 280mm 2164655
- Established 1975
- Trusted by thousands of customers
Wilo Stratos MAXO-D 50/0,5-12 PN 6/10 glandless circulator, 230 V single-phase
High-efficiency glandless twin-head pump with EC motor and electronic power adjustment.
Max. head 12 m.
More about this product
Overview
Wilo-Stratos MAXO-D premium smart-pump
High-efficiency glandless twin-head pump with EC motor and electronic power adjustment. Can be used for heating water, chilled water and water/glycol mixtures. Energy efficiency index (EEI) between ≤ 0.17 and ≤ 0.19 depending on pump type.
Specification
| Model | Wilo Stratos MAXO-D 50/0,5-12 PN 6/10 |
|---|---|
| Part number | 2164655 |
| Series | Stratos MAXO-D |
| Supply | 230 V single-phase, ±10%, 50/60 Hz |
| Max. power consumption P1 | 560 W |
| Min. power consumption P1 | 10 W |
| Max. current | 2.46 A |
| Speed range | 650 rpm to 3350 rpm |
| Maximum head | 12 m |
| Max. operating pressure | 10 bar |
| Fluid temperature | -10 °C to 110 °C |
| Ambient temperature | -10 °C to 40 °C |
| Energy efficiency index (EEI) | ≤ 0.17 |
| Protection class | IPX4D |
| Insulation class | F |
| Cable entries | 5 x M16x1.5 |
Materials
| Pump housing | Grey cast iron |
|---|---|
| Impeller | PPS-GF40 |
| Shaft | 1.4028, DLC-coated |
| Bearing | Carbon, antimony-impregnated |
Dimensions and weight
| Port-to-port length | 280 mm |
|---|---|
| Length × width × height | 280 × 490 × 389 mm |
| Net weight | 36.6 kg |
Features and equipment
Control modes
- Permanent, automatic power adjustment to system requirements without setpoint specification Wilo Dynamic Adapt plus (factory setting).
- Constant temperature (T-const.)
- Constant differential temperature (dT-const.)
- Needs-based volume flow optimisation of the feeder pump through connectivity and communication between multiple pumps (Multi-Flow Adaptation).
- Constant volume flow (Q-const.)
- Differential pressure control (dp-c) at a remote point in the pipe network (index circuit evaluator)
- Constant differential pressure (dp-c)
- Variable differential pressure (dp-v) with the option to set the nominal duty point
- Constant speed (n-const.)
- User-defined PID control
Functions
- Heat quantity measurement
- Cooling quantity measurement
- Pump automatically deactivates when no flow rate is detected (No-Flow Stop)
- Switchover between heating and cooling mode (automatic, external or manual)
- Adjustable volume flow limiter using the Q-Limit function (Qmin. and Qmax.)
- Dual-pump operating modes: Efficiency-optimised parallel operation for dp-c and dp-v, main/standby mode
- Ability to save and restore configured pump settings (3 restoration points)
- Fault and warning messages displayed in plain text with advice on resolving the issue
- Pump venting function for automatic venting of the rotor chamber
- Automatic night setback
- Automatic deblocking function and integrated full motor protection
- Dry-running detection
Display
- Control mode
- Setpoint
- Volume flow
- Temperature
- Power consumption
- Electrical energy consumption
- Active influences (e.g. STOP, No-Flow Stop)
Version
- 2 configurable analogue inputs: 0-10 V, 2-10 V, 0-20 mA, 4-20 mA and commercially available Pt1000; +24 V DC power supply
- 2 configurable digital inputs (Ext. OFF, Ext. Min, Ext. Max, heating/cooling, manual override (uncoupled from building automation), operation lock (key lock and remote operation configuration protection))
- 2 configurable signal relays for run signals and fault messages
- Slot for Wilo-CIF modules with interfaces for building automation BA (optional accessories: CIF modules Modbus RTU, Modbus TCP, BACnet MS/TP, BACnet IP, LON, PLR, CANopen)
- Wilo Net as a Wilo system bus for communication between Wilo products, e.g. Multi-Flow Adaptation; dual-pump operation and Wilo-Smart Gateway
- Integrated temperature sensor
- Automatic emergency operation with configurable pump speed for exceptional conditions, e.g. if bus communication fails or sensor values are unavailable
- Graphic colour display (4.3 inches) with one button manual operation level
- Use the Wilo-Assistant app to read and set operating data and – among other things – set up a commissioning protocol through the Bluetooth interface (no further accessories required)
- Integrated dual-pump management (twin-head pumps are prewired) when using 2 single pumps as a dual-pump unit, connection via Wilo Net
- Cable break detection when using an analogue signal (in connection with 2 – 10 V or 4 – 20 mA)
- Outdoor installation with weather protection possible in accordance with the installation and operating instructions
- Pre-set date and time
Scope of delivery
- Pump
- 2x optimised Wilo-Connectors, suitable for all sizes
- 4x threaded cable glands, M16 x 1.5
- Washers for M12 and M16 flange screws (for nominal connection diameters DN 32 to DN 65)
- 2x gaskets for threaded connection
- Concise installation and operating instructions
Optional accessories
- CIF module: Modbus TCP, Modbus RTU, BACnet IP, BACnet MS/TP, LON, PLR, CANopen
- Pt1000 (B) pipe surface contact sensor (for domestic hot water)
- Pt1000 (AA) sensor for installation in immersion sleeve
- Differential pressure sensor
Frequently asked questions
Standard delivery:
Standard delivery is free on most orders. Some items may incur a delivery charge depending on weight, size or value. Any applicable charge will be displayed at checkout.
Deliveries will typically be made between 7am and 6pm, Monday to Friday (excluding public holidays).
Next day delivery:
Next working day delivery is available for a £16.50 + VAT delivery charge.
Orders must be placed before 12 noon to qualify for next working day delivery. Orders placed after 12 noon on Thursday but before noon on Friday will be delivered the following Monday. Orders placed after 12 noon on Friday will be delivered on Tuesday.
Pallet/Large/Difficult items:
Some large, heavy or difficult to transport items may incur an additional delivery charge. Please contact us for a delivery quote before ordering.
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Frequently Asked Questions
Quick answers to common questions about the Wilo Stratos MAXO-D 50/0,5-12 DN50 280mm 2164655. For technical specifications, see the product details above; for sizing or installation advice, contact our team. If you have any other questions, we're happy to help.
What types of Wilo pumps are available?
Wilo manufactures circulators and other pumping solutions for heating, cooling, water supply and building services applications.
What is a Wilo circulator pump used for?
A Wilo circulator moves water around a heating or cooling circuit to maintain the required flow through the system.
How do I select a replacement Wilo pump?
Match the existing model or confirm head, flow, installation length, connections, voltage and control requirements before ordering.