3 replacement options found

Existing pump - Circulation

Brand Biral
Product name W 305
Overall length 190 mm
Mains connection 3x400 V
Pipe Connection G 50

Replacement pump - High Efficiency Premium Exchange sheet

Product name Stratos PICO-Z 25/0,5-6 -180
Item no. 4255434
Overall length 180 mm
Mains connection 1x230 V
Pipe Connection G 40
Rated Current 0,44 A
Nominal power P2 0,03 kW
Fluid temperature range +2 - +70 °C

Exchange accessories

Adapter R5 R1½"-R2" X 5mm MS
Item no. 110678298
Number 2

Comment

Fits replacement accessories without any modification of piping. **NOTE** 1~.

Product information
Stratos PICO-Z 25/0,5-6 -180

Stratos PICO-Z 25/0,5-6 -180
Item no. : 4255434

Design
Glandless circulator with screwed connection, blocking-current proof EC motor and integrated electronic power control.

Application
Domestic hot water circulation systems in the industry and building services.

Equipment/function
Operating modes:
  • T-const. for temperature-controlled mode
  • Δ p-c for constant differential pressure
  • Constant speed (n-const.)
Manual functions
  • Setting the operating mode
  • Setting of pump output (delivery head)
  • Setting the minimum temperature
  • Setting the minimum flow rate
  • Pump venting
  • Manual restart
  • Reset function for resetting the electricity meter
  • Reset function for resetting to factory settings
  • Key lock for disabling the settings
Automatic functions
  • Continuous power adjustment according to the operating mode
  • Temperature control for maintaining a constant return temperature in the domestic hot water circulation system
  • Thermal disinfection routine (detecting and supporting the thermal disinfection of the domestic hot water storage tank)
  • Automatic venting function
  • Automatic restart
Signal and display functions
Alternating display:
  • Current volume flow [m³/h]
  • Current delivery head H in [m]
  • Current speed (n) [rpm]
  • Power consumption P [W]
  • Energy consumption W [kWh]
  • Current temperature T [°C]

  • Display status for warning messages (yellow display) and error messages (red display) each with error code and description in plain text
  • Display status for process display (blue display):
  • Pump venting
  • Manual restart
  • Status LED:
  • Green LED: Proper operation
  • Blue LED: Pump communication with external module
Equipment
  • Wrench attachment point on pump body
  • Quick electrical connection with Wilo-Connector
  • Blocking-current proof motor
  • Particle filter
  • Thermal insulation as standard
  • Wilo-Connectivity interface for external modules
Technical data
  • Fluid temperature +2 °C to +95 °C
  • Mains connection 1~230 V, 50 Hz
  • Protection class IPX4D
  • Screwed connection G1¼, G1½, G2
  • Max. operating pressure 10 bar
Materials
  • Pump housing: Stainless steel
  • Thermal insulation: Polypropylene
  • Impeller: Plastic
  • Shaft: Oxide ceramic
  • Bearing: Carbon, synthetic resin-impregnated
Scope of delivery
  • Pump
  • Thermal insulation
  • Wilo-Connector
  • Gaskets
  • Installation and operating instructions
Screwed connection R 1/∅ 28 i x G 1½, 1 Set
Item no.: 112047195
Union connections:
  • Made of brass/
  • Union couplings are delivered complete (in pairs) in a bag with a gasket.
CONNECTOR SC1
Item no.: 4144582
Contact, hit WS8:
  • Fits PICO pumps and Star-Z NOVA.
CONNECTOR ANGLE
Item no.: 4150229
Contact, angled WS8:
  • Fits PICO pumps and Star-Z NOVA.
  • Comes with cable.
Power supply cord + WS8 connector
Item no.: 4200870
Extension cable with connector:
  • WS8 connector.
  • Cable length 2 meters.
Smart Connect-Module BT Stratos PICO
Item no.: 4239241

Connect-Module BMS Stratos PICO
Item no.: 4257834

Retrofittable plug-in module Wilo-Connect Module BMS for pumps with Wilo-Connectivity Interface for enhancing the
interface for building management systems (BMS).
The module is mounted on the electronic module via the Wilo-Connectivity interface of the pump

Equipment/function
  • Run signal display
  • Analogue input 0 -10 V for setpoint specification
  • Run signal display via relay output as changeover contact
  • SSM collective fault signal as potential-free NC contact
  • SBM collective run signal as potential-free NO contact
  • Control input with configurable functions:
    - Override OFF (External OFF), MIN (External MIN), MAX (External MAX)
    - 2 PG screwed connections, rotatable with vertical or horizontal orientation

Replacement pump - High Efficiency Standard Exchange sheet

Product name Yonos PICO-Z 25/0,5-6 -180
Item no. 4255418
Overall length 180 mm
Mains connection 1x230 V
Pipe Connection G 40
Rated Current 0,44 A
Nominal power P2 0,03 kW
Fluid temperature range +2 - +70 °C

Exchange accessories

Adapter R5 R1½"-R2" X 5mm MS
Item no. 110678298
Number 2

Comment

Fits replacement accessories without any modification of piping. **NOTE** 1~.
If programs for thermal disinfection or temperature control are desired and needed, Wilo-Stratos PICO-Z should be selected.

Product information
Yonos PICO-Z 25/0,5-6 -180

Yonos PICO-Z 25/0,5-6 -180
Item no. : 4255418

Design
Glandless circulator with screwed connection, blocking-current proof EC motor and integrated electronic power control.

Application
Domestic hot water circulation systems in the industry and building services.

Equipment/function
Operating modes:
  • Δ p-c for constant differential pressure
  • Constant speed (3 constant speed stages)
  • Constant speed (continuously adjustable)
Manual functions
  • Setting the operating mode
  • Setting of pump output (delivery head)
  • Setting the constant speed (continuous or fixed)
  • Pump venting function
  • Manual restart
Automatic functions
  • Continuous power adjustment according to the operating mode
  • Automatic restart
  • Automatic dry-running detection
Signal and display functions
  • Display of the current power consumption in W
  • Display of the current flow in m³/h
Displays during setting:
  • Delivery head in m
  • Constant speed (c1, c2; c3)
  • Speed during continuous adjustment (n/100)
  • Display of fault messages (error codes)
  • Display of manually activated restart or pump venting function
Equipment
  • Wrench attachment point on pump body
  • Quick electrical connection with Wilo-Connector
  • Blocking-current proof motor
  • Particle filter
  • Thermal insulation as standard
Technical data
  • Fluid temperature +2 °C to +95 °C
  • Mains connection 1~230 V, 50 Hz
  • Protection class IPX4D
  • Screwed connection G1, G1½, G1¼
  • Max. operating pressure 10 bar
Materials
  • Pump housing: Stainless steel
  • Impeller: Plastic
  • Shaft: Oxide ceramic
  • Bearing: Carbon, synthetic resin-impregnated
Scope of delivery
  • Pump
  • Thermal insulation
  • Wilo-Connector
  • Gaskets
  • Installation and operating instructions
Screwed connection R 1/∅ 28 i x G 1½, 1 Set
Item no.: 112047195
Union connections:
  • Made of brass/
  • Union couplings are delivered complete (in pairs) in a bag with a gasket.
CONNECTOR SC1
Item no.: 4144582
Contact, hit WS8:
  • Fits PICO pumps and Star-Z NOVA.
CONNECTOR ANGLE
Item no.: 4150229
Contact, angled WS8:
  • Fits PICO pumps and Star-Z NOVA.
  • Comes with cable.
Power supply cord + WS8 connector
Item no.: 4200870
Extension cable with connector:
  • WS8 connector.
  • Cable length 2 meters.

Replacement pump - Conventional Exchange sheet

Product name Star-Z 25/2 DM
Item no. 4037124
Overall length 180 mm
Mains connection 3x400 V
Pipe Connection G 40
Fluid temperature range Max +65 °C

Exchange accessories

Adapter R5 R1½"-R2" X 5mm MS
Item no. 110678298
Number 2

Comment

Fits replacement accessories without any modification of piping.

Product information
Star-Z 25/2 DM

Star-Z 25/2 DM
Item no. : 4037124

Your advantages
  • AC pumps with electrical quick connection
  • All plastic parts that come into contact with the fluid fulfil KTW recommendations
Construction
Glandless circulator with screwed connection. 

Application
Domestic hot water circulation systems in the industry and building services.

Equipment/function
Operating modes:
  • Speed stage switching (Star-Z...-3 only)
Manual functions
  • Setting of the speed stages (1 speed stage, 3 speed stages with Star-Z...-3 pumps)
Equipment
  • Wrench attachment point on the pump body (Star-Z 25 only)
  • Cable inlet in possible on both sides
  • Quick connection with spring clips
  • Blocking-current proof motor
Scope of delivery
  • Pump
  • Gaskets for threaded connection
  • Installation and operating instructions
Technical data
  • Constant speed or, for Star-Z...-3, three selectable speed stages
  • Fluid temperature:
  • Drinking water up to 3.21 mmol/l (18 °dH): max. +65 °C, in short-time duty (2 h) up to +70 °C
  • Mains connection 1~230 V, 50 Hz
  • Protection class IP44
  • Nominal diameter Rp ½ (¾), Rp 1
  • Max. operating pressure 10 bar
Materials
  • Pump housing: bronze
  • Impeller: Plastic
  • Shaft: Oxide ceramic
  • Bearing: Carbon, synthetic resin-impregnated