Stratos MAXO-Z | Glandless pump circulator | Wilo

Stratos MAXO-Z

Glandless pump circulator

The smart high-efficiency pump for domestic hot water circulation in large buildings with building management system.

Intuitive operation by application-guided settings with the Setup Guide plus the combination of a new display and operating button using the Green Button Technology
Highest standard of drinking water hygiene and energy efficiency with the new, intelligent T-const. control function.
Optimum hygiene support thanks to the detection of thermal disinfection
Latest communication interfaces (e.g. Bluetooth) for connecting to mobile terminal devices and direct pump networking using Wilo Net for multiple pump control
Maximum convenience in electrical installation thanks to a clearly arranged and spacious terminal box and the optimised Wilo-Connector

Wilo-Stratos MAXO-Z

Number of results: [24]

Pump connection

DN 32 [4]

DN 40 [4]

DN 50 [2]

DN 65 [2]

G 1½ [6]

G 2 [6]

Energy efficiency index (EEI)

≤ 0.17 [6]

≤ 0.18 [8]

≤ 0.19 [10]

Port-to-port length L0

180 mm [12]

220 mm [6]

250 mm [2]

280 mm [2]

340 mm [2]

Maximum operating pressure PN

10 bar [12]

16 bar [12]

Head max H _max

[0]

Flow max Q _max

[0]

Product description	Pump connection	Pump connection (alternative designation)	EEI ^*	Port-to-port length L0	Maximum operating pressure PN	Mains connection	Gross weight, approx. m	Pieces per pallet	Article number
Stratos MAXO-Z 25/0,5-6 PN 10	G 1½	RP 1, DN 25	≤ 0.18	180 mm	10 bar	1~230 V, 50/60 Hz	8.6 kg	32	2164666
Stratos MAXO-Z 25/0,5-6 PN 16	G 1½	RP 1, DN 25	≤ 0.18	180 mm	16 bar	1~230 V, 50/60 Hz	8.6 kg	32	2186307
Stratos MAXO-Z 25/0,5-8 PN 10	G 1½	RP 1, DN 25	≤ 0.19	180 mm	10 bar	1~230 V, 50/60 Hz	8.6 kg	32	2164667
Stratos MAXO-Z 25/0,5-8 PN 16	G 1½	RP 1, DN 25	≤ 0.19	180 mm	16 bar	1~230 V, 50/60 Hz	8.6 kg	32	2186308
Stratos MAXO-Z 25/0,5-12 PN 10	G 1½	RP 1, DN 25	≤ 0.19	180 mm	10 bar	1~230 V, 50/60 Hz	8.9 kg	32	2164668
Stratos MAXO-Z 25/0,5-12 PN 16	G 1½	RP 1, DN 25	≤ 0.19	180 mm	16 bar	1~230 V, 50/60 Hz	8.9 kg	32	2186309
Stratos MAXO-Z 30/0,5-6 PN 10	G 2	DN 30, RP 1 1/2	≤ 0.18	180 mm	10 bar	1~230 V, 50/60 Hz	8.6 kg	32	2164669
Stratos MAXO-Z 30/0,5-6 PN 16	G 2	DN 30, RP 1 1/2	≤ 0.18	180 mm	16 bar	1~230 V, 50/60 Hz	8.6 kg	32	2186310
Stratos MAXO-Z 30/0,5-8 PN 10	G 2	DN 30, RP 1 1/2	≤ 0.19	180 mm	10 bar	1~230 V, 50/60 Hz	8.6 kg	32	2164670
Stratos MAXO-Z 30/0,5-8 PN 16	G 2	DN 30, RP 1 1/2	≤ 0.19	180 mm	16 bar	1~230 V, 50/60 Hz	8.6 kg	32	2186311
Stratos MAXO-Z 30/0,5-12 PN 10	G 2	DN 30, RP 1 1/2	≤ 0.19	180 mm	10 bar	1~230 V, 50/60 Hz	8.9 kg	32	2164671
Stratos MAXO-Z 30/0,5-12 PN 16	G 2	DN 30, RP 1 1/2	≤ 0.19	180 mm	16 bar	1~230 V, 50/60 Hz	8.9 kg	32	2186312
Stratos MAXO-Z 32/0,5-8 PN 6/10	DN 32		≤ 0.18	220 mm	10 bar	1~230 V, 50/60 Hz	15.2 kg	8	2164672
Stratos MAXO-Z 32/0,5-8 PN 16	DN 32		≤ 0.18	220 mm	16 bar	1~230 V, 50/60 Hz	15.2 kg	4	2186313
Stratos MAXO-Z 32/0,5-12 PN 6/10	DN 32		≤ 0.18	220 mm	10 bar	1~230 V, 50/60 Hz	15.5 kg	8	2164673
Stratos MAXO-Z 32/0,5-12 PN 16	DN 32		≤ 0.18	220 mm	16 bar	1~230 V, 50/60 Hz	15.5 kg	4	2186314
Stratos MAXO-Z 40/0,5-8 PN 6/10	DN 40		≤ 0.19	220 mm	10 bar	1~230 V, 50/60 Hz	17.9 kg	8	2164674
Stratos MAXO-Z 40/0,5-8 PN 16	DN 40		≤ 0.19	220 mm	16 bar	1~230 V, 50/60 Hz	17.9 kg	4	2186315
Stratos MAXO-Z 40/0,5-12 PN 6/10	DN 40		≤ 0.17	250 mm	10 bar	1~230 V, 50/60 Hz	21.9 kg	8	2164675
Stratos MAXO-Z 40/0,5-12 PN 16	DN 40		≤ 0.17	250 mm	16 bar	1~230 V, 50/60 Hz	21.9 kg	4	2186316
Stratos MAXO-Z 50/0,5-9 PN 6/10	DN 50		≤ 0.17	280 mm	10 bar	1~230 V, 50/60 Hz	20.1 kg	8	2164676
Stratos MAXO-Z 50/0,5-9 PN 16	DN 50		≤ 0.17	280 mm	16 bar	1~230 V, 50/60 Hz	20.1 kg	8	2186317
Stratos MAXO-Z 65/0,5-12 PN 6/10	DN 65		≤ 0.17	340 mm	10 bar	1~230 V, 50/60 Hz	37.5 kg	8	2164677
Stratos MAXO-Z 65/0,5-12 PN 16	DN 65		≤ 0.17	340 mm	16 bar	1~230 V, 50/60 Hz	37.5 kg	4	2186318

* The benchmark for the most efficient circulators is EEI ≤ 0.20

Wilo-Stratos MAXO-Z

Design

Smart glandless circulator with screwed connection or flange connection, EC motor with integrated electronic power adjustment

Application

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

Equipment/function

Field of application

The pump facilitates an operation with highest system efficiency via precise setting of the control mode for the system-specific application (e.g. circulation, drinking water storage tank).

Drinking water

Circulation
Drinking water storage tank

Other applications are possible:

Heating

Radiator
Underfloor heating
Ceiling heating
Fan heater
Concrete core heating*
Hydraulic shunt
Differential pressure-less distributor*
Buffer heating*
Heat exchanger
Heat source circuit (heat pump)*
District heating circuit*

Cooling

Ceiling cooling
Underfloor cooling
Air-conditioning devices
Concrete core cooling*
Hydraulic shunt
Differential pressure-less distributor*
Buffer cooling*
Heat exchanger
Recooling circuit*
District cooling circuit*

(* system types from SW≥01.05.10.00 available)

Heating and cooling combined

Automatic switchover

The following control modes are available depending on the selected application:

Control modes

Constant speed (control mode)
Δp-c for constant differential pressure
Δp-v for variable differential pressure
Dynamic Adapt plus for continuous (dynamic) adjustment of the delivery rate to the current requirement
T-const. for constant temperature control
ΔT for differential temperature control
Constant Q for constant volume flow control
Multi-Flow Adaptation: Total volume flow determination through the feeder pump for the needs-based supply of secondary pumps in the heating circuit distributors
User-defined PID control

Optional functions

Q-Limit_max. for limiting the maximum volume flow
Q-Limit_min. for limiting the minimum volume flow
No-Flow Stop (zero-flow-deactivation)
Automatic night setback
Index circuit evaluator (Δp-c control with external actual value sensor)
Thermal disinfection detection
Variable pitch of Δp-v pump curve

Manual settings

Selection of the field of application in the setting assistant
Setting the related operating parameters
Nominal duty point: direct input of calculated duty point at Δp-v
Status display
Setting and resetting the energy meters (heating and cooling)
Pump venting function
Key lock for disabling the settings
Function for resetting the factory settings or the saved restoration points (parameter sets)
Parameterising the analogue inputs
Parameterising the binary inputs
Parameterising the relay outputs

Automatic functions

Power adjustment according to requirements for energy-efficient operation depending on the operating mode
Night setback
Deactivation at zero flow (No-Flow Stop)
Soft start
Automatic troubleshooting routines (e.g. deblocking function)
Switchover between heating/cooling mode
Full motor protection with integrated trip electronics

External control inputs and their functions

2 x analogue inputs:

Signal types: 0 – 10 V, 2 – 10 V, 0 – 20 mA, 4 – 20 mA, PT1000
Applications: Remote adjustment of the setpoints in every control mode (except Multi-Flow Adaptation), sensor inputs for temperature, differential pressure or free sensor in user-defined PID operation

2 x digital inputs:

For potential-free control outputs or switch
Parametrisable functions:
- Ext. Off
- Ext. Min
- Ext. Max
- MANUAL (BMS-OFF)
- Key lock
- Switchover between heating/cooling mode

Wilo Net for dual-pump management of 2 single pumps, communication of several pumps with each other and pump remote adjustment via gateway

Signal and display functions

Display status operation display:
- Setpoint
- Actual delivery head
- Actual volume flow
- Power consumption
- Electric consumption
- Temperatures
Status display LED: Faultless operation (green LED), pump communication (blue LED)
Display status of display fault (display red):
- Error codes and error description in full text
- Remedial measures
Display status of display warning (display yellow):
- Warning codes and description of the warning in full text
- Remedial measures
Display status process indicator display (display blue):
- Pump venting
- Update procedure
Display BMS communication (display blue):
- Summary of the active BMS parameters (baud rate, address...)
Collective fault signal SSM (potential-free changeover contact)
Collective run signal SBM (potential-free normally open contact)

Data exchange

Bluetooth interface for wireless data exchange and remote operation of the pump using a smartphone or tablet.
Remote monitoring of the pump via WiloCare.
Digital Modbus TCP interface for connection to building automation (BA) (possible with Wilo-CIF module Ethernet [multi-protocol]).
Serial digital interface Modbus RTU for connecting building automation (BA) via RS485 bus system (possible with Wilo-CIF module Modbus RTU).
Digital BACnet IP interface for connection to building automation (BA) (possible with Wilo-CIF module Ethernet).
Serial digital interface BACnet MS/TP for connecting building automation (BA) via RS485 bus system (possible with Wilo-CIF module BACnet MS/TP).
Serial digital interface LON for connecting building automation (BA) via bus system LONWorks (possible with Wilo-CIF module LON).
Serial digital interface CANopen for connecting building automation (BA) via bus system CANopen (possible with Wilo-CIF module CANopen).
Serial digital interface PLR for connecting BA via company-specific coupling module (possible with Wilo-CIF module PLR).

Equipment

For flange-end pumps: Flange versions
- Standard version for DN 32 to DN 65 pumps: PN 6/10 combination flange (PN 16 flange according to EN 1092-2) for PN 6 and PN 16 counter flanges
- 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
- Special version for DN 32 to DN 100 pumps: PN 16 flange (according to EN 1092-2) for PN 16 counter flange
Various integrated communication interfaces and optionally usable CIF module plug-in position
5 cable inlets for connecting the communication interfaces
Bluetooth interface
High resolution graphic display with green button and 2 additional buttons
User-friendly terminal room
Integrated temperature sensor
Thermal insulation as standard for heating applications
Quick electrical connection with optimised Wilo-Connector for the power supply

Scope of delivery

Pump
Optimised Wilo-Connector
2x threaded cable gland M16 x 1.5
Gaskets for threaded connection
Washers for flange screws (for nominal connection diameters DN 32 ‐ DN 65)
Thermal insulation shell

Type key

Example:	Wilo-Stratos MAXO-Z 40/0,5-8
Stratos MAXO	High-efficiency pump (screw-end or flange-end pump), electronically controlled
Z	Single pump for domestic hot water circulation
40/	Nominal connection diameter
0,5-8	Nominal delivery head range [m]
-P1	PWIS-free version

Technical data

Permissible temperature range
- Drinking water up to 3.57 mmol/l (20 °dH): 0 °C to +80 °C.
- Heating water: -10 °C to +110 °C.
Mains connection 1~230 V, 50/60 Hz
IP rating IPX4D
Screwed connection or flange connection (depending on type) Rp 1 to DN 65
Max. operating pressure of standard version: 6/10 bar (special version: 16 bar)

Max. volume flow Q: 46 m³/h
Max. delivery head H: 12 m

Materials

Bearing: Carbon-graphite
Impeller: PPS-GF40
Pump housing: Stainless steel
Shaft: 1.4122, DLC-coated

Construction

Smart glandless circulator with EC motor and integrated electronic power adjustment
Green Button Technology and graphic display
Motor protection with trip electronics
Plug connection for functional extension with optional CIF-module for building automation (BA)
Impeller with three-dimensionally curved blades and plastic sealing tube made of carbon fibre composite material

Stratos MAXO-Z

Glandless pump circulator

The smart high-efficiency pump for domestic hot water circulation in large buildings with building management system.

The smart high-efficiency pump for domestic hot water circulation in large buildings with building management system.

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Application

Equipment/function

Scope of delivery

Type key

Technical data

Materials

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