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BM-B 40/250-18,5/2 | Wilo

BM-B 40/250-18,5/2

Article number: 2103293
Technical data
Hydraulic data
Minimum efficiency index (MEI) ≥0.4
Maximum operating pressure PN 10 bar
Min. fluid temperature Tmin -10 °C
Max. fluid temperature Tmax 90 °C
Min. ambient temperature Tmin 0 °C
Max. ambient temperature Tmax 40 °C
Motor data
Mains connection 3~400 V, 50 Hz
Number of poles 2
Voltage tolerance ±10 %
Motor efficiency class IE3
Rated power P2 18.5 kW
Rated current IN 33 A
Rated speed n 2900 1/min
Power factor cos φ100 0.89
Motor efficiency 50% ηM 50% 91.3 %
Motor efficiency 75% ηM 75% 92.6 %
Motor efficiency 100% ηM 100% 92.4 %
Motor winding up to 3 kW -
Motor winding from 4 kW -
Insulation class F
Protection class motor IP55
Integrated full motor protection -
Materials
Pump housing Bronze
Impeller Bronze
Shaft Stainless steel
Mechanical seal Q1Q1VGG
Installation dimensions
Pipe connection on the suction side DNs DN 65
Pipe connection on the discharge side DNd DN 40
Product data
Brand Wilo
Product description BM-B 40/250-18,5/2
Article number 2103293
EAN number 4048482068381
Colour Green
Minimum order quantity 1
Date of sales availability 2010-01-01
Packaging
Packaging type One-way pallet
Packaging property Transport packaging
Pieces per pallet 1
Number per layer 1
Dimension, weight
Length with packaging 830 mm
Length L 743 mm
Height with packaging 495 mm
Height H 405 mm
Width with packaging 400 mm
Width W 340 mm
Gross weight, approx. m 168 kg
Net weight, approx. m 165 kg
Tender text

Single-stage glanded centrifugal pump in compact block design with directly flanged three-phase motor and one-piece shaft. With forced-flow circulation, bidirectional bellows mechanical seal and cavitation-reducing impeller. The pump is suitable for installation on a base.

Operating Data
Min. fluid temperature Tmin -10 °C
Max. fluid temperature Tmax 90 °C
Min. ambient temperature Tmin 0 °C
Max. ambient temperature Tmax 40 °C
Maximum operating pressure PN 10 bar
Minimum efficiency index (MEI) ≥0.4
Motor data
Motor efficiency class IE3
Mains connection 3~400 V, 50 Hz
Voltage tolerance ±10 %
Rated power P2 18500 W
Rated speed n 2900 1/min
Rated current IN 33 A
Power factor cos φ100 0.89
Motor efficiency 50% ηM 50% 91.3 %
Motor efficiency 75% ηM 75% 92.6 %
Motor efficiency 100% ηM 100% 92.4 %
Insulation class F
Protection class IP55
Materials
Pump housing Bronze
Impeller Bronze
Shaft Stainless steel
Shaft seal Q1Q1VGG
Installation dimensions
Pipe connection on the suction side DNs DN 65
Pipe connection on the discharge side DNd DN 40
Ordering information
Brand Wilo
Product description BM-B 40/250-18,5/2
Net weight, approx. m 165 kg
Article number 2103293
Documents

Installation and operating instructions

Wilo-BM, BM-B, BM-S

Article Number 2103933
Edition 1608
Number of pages 19
Language en
PDF (1 MB)

Certification booklet

Wilo-VeroLine-IP-E, Wilo-VeroTwin-DP-E, Wilo-VeroLine-IPL, Wilo-VeroTwin-DPL, Wilo-VeroLine-IPL-N, Wilo-VeroTwin-DPL-N, Wilo-VeroLine-IPH, Wilo-BM/BM-B/BM-S, Wilo-VeroLine-IP-Z

Article Number 2216679
Edition 2022-11
Number of pages 60
Language language neutral
PDF (22 MB)

Group Statement

Group Statement REACH

Edition 2021-05
Number of pages 5
Language language neutral
PDF (327 KB)
Accessory

Continuous, infinitely variable control, differential pressure-sensitive CC-HVAC system (26)

Continuous, infinitely variable control, temperature-dependent CC-HVAC system (22)

Continuous, infinitely variable control, differential pressure-sensitive SC-HVAC system (25)

Continuous, infinitely variable control, temperature-dependent SC-HVAC system (19)

Pipe installation, adapter fitting (1)

Intermediate flange connecting piece F
Intermediate flange connecting piece F
Intermediate flange pieces F 1-MS, DN 40x30mm, PN 10/16
    

The Wilo-F flange intermediate connecting pieces are used for compensation of the port-to-port length in case of a pump replacement.

They are made of brass and are provided for length compensation of flange connections in domestic hot water circulation systems.

The washers included in the scope of delivery must be used for pumps that have combination flanges.

Scope of delivery

  • 1 flange intermediate piece F-MS
  • 2 seals
  • Screws/nuts (number and size based on flange version)

Pump control (1)

Pump control/accessories (30)

Pump control/Comfort control system (4)

Pump control/Smart control system (8)

Differential pressure detection (5)

Motor protection (2)

Services

With Wilo as your partner, you can not only be sure of choosing high-quality product solutions, but also of benefiting from a comprehensive, worry-free package of well thought-out services. We collaborate to develop a service concept tailored to your individual needs; with our expertise and personal consultancy, we make sure that the operation of your systems is as energy-efficient, reliable and economical as possible. All the while our competent Wilo service technicians are ready to assist you with fast, reliable and on-time support.

Read more

Recommended services

Wilo-Live Assistant
Wilo-Live Assistant Service
    
2216415

The Wilo-Live Assistant is a technical advisor at your side during pump service. By using the Wilo-Live Assistant, our expert advisers can support you in the boiler or equipment room via video transmission – live and in real time. You use your smartphone to show the installation set-up, while the Wilo expert follows everything on their screen. They can see the components as well as other details and can thus determine where the fault or breakdown originates. We prevent downtime and ensure operational reliability of your pumps and systems!

The Wilo-Live Assistant includes:

  • Interactive live support via video chat
  • Direct contact with an expert
  • Just-in-time solution to ensure maximum operational reliability of your pumps and systems
Supervision
Supervision Glanded pumps
    
2219321

Wilo supports during the concept phase to ensure quality work and cost efficiency. Our competent and qualified Wilo Service will support you with recommendations and technical advice throughout the entire project.

Supervision includes:

  • Regular on-site visits ensure the quality of information and advice
  • Technical consultancy, also available on site
  • Status report with recommendations after the visit
  • Comprehensive support from a Wilo expert
Commissioning
Commissioning Glanded pumps
    
2219391

For perfect functioning of the pump(s) / system(s), it is recommended to have the commissioning carried out by the works' own WILO SE Customer Service Department. Optimum setting and efficient operation of the system are ensured as a result. Commissioning is comprised of the following points:

  • Commissioning of system(s) according to checklist
  • Parameterisation and setting of switchgear
  • Testing and adaptation of initial compressing of pressure tanks (filling up to 80 litres incl.)
  • Functional check of fitted system(s)
  • Practice-oriented operation instruction
  • Wilo commissioning protocol

The price for commissioning only applies to system(s) which have been installed in accordance with the installation and operating instructions and state-of-the-art technology. No costs for any materials which may be required are included.

More suitable services

Service packages
Service Package L Glanded pumps
    
2219697

The Wilo service offers predefined service packages in three sizes to make it easier to combine individual services.

The Wilo-Service package L includes:

  • Installation check
  • Supervision
  • Commissioning
  • Maintenance
  • Energy Solutions
  • WiloCare Premium
  • Wilo-Live Assistant

Optional add-on services:

  • System Optimisation
  • Repairs
  • Extended Warranty
Service Package M Glanded pumps
    
2219668

The Wilo service offers predefined service packages in three sizes to make it easier to combine individual services.

The Wilo-Service package M includes:

  • Installation check
  • Supervision
  • Commissioning
  • Maintenance
  • WiloCare Comfort
  • Wilo-Live Assistant

Optional add-on services:

  • System Optimisation
  • Energy Solutions
  • Repairs
  • Extended Warranty
Service Package S Glanded pumps
    
2219639

The Wilo service offers predefined service packages in three sizes to make it easier to combine individual services.

The Wilo-Service package S includes:

  • Installation check
  • Commissioning
  • Maintenance
  • WiloCare Basic
  • Wilo-Live Assistant

Optional add-on services:

  • System Optimisation
  • Energy Solutions
  • Supervision
  • Repairs
  • Extended Warranty
Extended Warranty
Extended Warranty Glanded pumps
    
2219590

In combination of a new pump or system Wilo offers an extended warranty of up to five years in combination with commissioning and maintenance by the Wilo Service.

Extended warranty includes:

  • Full protection and predictable cost security
  • Regular maintenance work by the Wilo Service
Installation
Installation Glanded pumps
    
2219356

The Wilo service offers installation of our pumps or pumping systems. We offer an end-to-end process from gathering information on site to installing our product in the overall plant. An optimal installation set-up and the interaction of various individual factors lay the foundation for long-term operational safety.

Installation includes:

  • Professional inspection
  • Provision of components/materials from Wilo and third-party suppliers
  • Installation of pipelines and electronics
  • Test runs
Maintenance
Maintenance BASIC Glanded pumps
    
2219531

In order to ensure and guarantee operational reliability of the pumps/systems, it is recommended to have regular and DIN-compliant inspections and maintenance carried out by the works' own WILO SE Customer Service Department. The tasks are carried out in accordance with DIN 31051 / DIN EN 13306. The tasks comprise the following points:

  • Visual inspection of the pumps/systems
  • Mechanical check
  • Electrical check
  • Testing pressure vessels that may be on hand
  • Review and, if necessary, adjustment of the system parameters
  • Creating a maintenance protocol

Scheduling and organisation is performed by WILO. Other individual maintenance offers are possible on request.

Maintenance COMFORT Glanded pumps
    
2219493

In order to ensure and guarantee operational reliability of the pumps/systems, it is recommended to have regular and DIN-compliant inspections and maintenance carried out by the works' own WILO SE Customer Service Department. The tasks are carried out in accordance with DIN 31051 / DIN EN 13306. The tasks comprise the following points:

  • Visual inspection of the pumps/systems
  • Mechanical check
  • Electrical check
  • Testing and possible filling of pressure vessels that may be on hand
  • Review and, if necessary, adjustment of the system parameters
  • Creating a maintenance protocol
  • Consumable materials are included in the contract price
  • Elimination of payroll and travel expenses for deployments between maintenance intervals (during normal service hours)

Scheduling and organisation is performed by WILO. Other individual maintenance offers are possible on request.

Maintenance PREMIUM Glanded pumps
    
2219546

In order to ensure and guarantee operational reliability of the pumps/systems, it is recommended to have regular and DIN-compliant inspections and maintenance carried out by the works' own WILO SE Customer Service Department. The tasks are carried out in accordance with DIN 31051 / DIN EN 13306. The tasks comprise the following points:

  • Visual inspection of the pumps/systems
  • Mechanical check
  • Electrical check
  • Testing and possible filling of pressure vessels that may be on hand
  • Checking the system parameters
  • Creating a maintenance protocol
  • Consumable materials are included in the contract price
  • Elimination of payroll and travel expenses for deployments between maintenance intervals (during and outside normal service hours)
  • Software updates
  • Includes wearing parts

Scheduling and organisation is performed by WILO. Other individual maintenance offers are possible on request.

System Optimisation
System Optimisation Glanded pumps
    
2219251

The Wilo Service offers proactive system optimisation by optimising settings and doing minor adjustments to ensure operational reliability. System Optimisation includes among others:

  • Overhaul of pumps/systems to restore full performance
  • Addition of new technologies or functions in older systems to save on capital expenditures (retrofitting)
Energy Solutions
Energy Solutions Glanded pumps
    
2219240

Wilo Service offers a proactive support to point out possible energy savings. Our service creates an overview of all installed assets to show how the energy consumption of pumps or systems can be reduced. We offer targeted consultancy and analysis, including the involvement of subsidies as well as comprehensive support around the changeover to high-efficiency technologies. Wilo-Energy solution includes:

  • Detailed assessment of the life cycle costs (LCC analysis)
  • Energy audit including information about energy saving potential
  • Proactive recommendation of replacement options
  • Improving the environmental performance of your system
  • Support in the changeover to Wilo high-efficiency pumps
Repair
Repair Glanded pumps
    
2219610

Wilo Service draws on their competence and experience while consulting on site to decide whether the pump can actually be repaired on site or has to be sent in for a factory repair. Wilo also provides spare parts or a replacement pump to restore the operational reliability of the system.

Repair includes:

  • Verification and elimination of error causes by experienced Wilo experts
  • Non-binding estimate for repairs
  • Electric-hydraulic test run to ensure correct data regarding functionality, quality and performance of the pump or system
  • Coating of various pump or system components for an optimised efficiency factor
  • Use of genuine spare parts only
  • Documentation of the repair in the service report