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TOP-Z 50/7 (3~400 V, PN 16, GG) | Wilo
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TOP-Z 50/7 (3~400 V, PN 16, GG)

Article number: 2175523
Technical data
Hydraulic data
Maximum operating pressure PN 16 bar
Delivery head for Qmin H Qmin 6.8 m
Max. volume flow Qmax 26.3 m³/h
Min. fluid temperature for HVAC applications Tmin 0 °C
Max. fluid temperature for HVAC applications Tmax 80 °C
Min. fluid temperature for drinking water applications Tmin 0
Max. fluid temperature for drinking water applications Tmax 80
Max. fluid temperature for drinking water applications in short-time duty (2 hours) Tmax 110 °C
Min. ambient temperature Tmin 0 °C
Max. ambient temperature Tmax 40 °C
Max. permitted total water hardness 3.57 mmol/l (20°dH) (3.21 mmol/l (18°dH) for 20/4 + 25/6)
Motor data
Mains connection 3~400 V, 50 Hz
Rated power P2 350 W
Rated current IN 1.38 A
Max. speed nmax 2700 1/min
Power consumption P1 min 240 W
Power consumption P1 max 680 W
Emitted interference EN 61000-6-3
Interference resistance EN 61000-6-2
Protection class motor IPX4D
Insulation class H
Threaded cable connection 2 x PG13.5
Motor protection Internal protection overheating
Materials
Pump housing Grey cast iron
Impeller PPE-GF30
Shaft Stainless steel
Bearing Carbon, synthetic resin-impregnated
Installation dimensions
Pipe connection on the suction side DNs DN 50
Pipe connection on the discharge side DNd DN 50
Port-to-port length L0 280 mm

TOP-Z 50/7 (3~400 V, PN 16, GG)

Mains connection, 3~400 V, 50 Hz

3~230 V, 50 Hz (optional with switching plug 3~230 V)

WSK = thermal winding contact

Full motor protection at all speed stages with optional tripping unit

SK 602N/SK 622N or other switchgear/control devices with WSK connection option

Triggering: External tripping at switchgear/control device

Reset: Automatic fault acknowledgement after cooling off of the motor

Automatic

Product data
Brand Wilo
Product description TOP-Z 50/7 (3~400 V, PN 16, GG)
Article number 2175523
EAN number 4048482742779
Colour green/bronze
Minimum order quantity 1
Date of sales availability 2017-03-01
Packaging
Packaging type Cardboard box
Packaging property Transport packaging
Pieces per pallet 28
Number per layer 7
Dimension, weight
Length with packaging 430 mm
Length L 280 mm
Height with packaging 290 mm
Height H 321 mm
Width with packaging 230 mm
Width W 250 mm
Gross weight, approx. m 18 kg
Net weight, approx. m 16 kg
Tender text

This circulator is suitable only for drinking water.

Can be used for domestic hot water circulation systems in the industry and building services.

Glandless circulator with screwed or flange connection, preselectable speed stages for power adjustment.

Equipment and function

  • Manual power adjustment with 3 speed stages
  • Pumps with 1~ motor:
    • P2 up to 90 W: internal protection against unacceptably high winding temperatures
    • P2 ≥ 180 W: Full motor protection with thermal winding contacts in conjunction with tripping unit (optional: SK 602N/SK 622N)
  • Pumps with 3~ motor:
    • P2 up to 90 W: internal protection against unacceptably high winding temperatures
    • P2 ≥ 180 W: Full motor protection with thermal winding contacts in conjunction with tripping unit (optional: SK 602N/SK 622N)
  • Mains connection 3~, 230 V with optional switching plug
  • Pump housing in red brass or grey cast iron (stainless steel depending on type)
  • PN 6/PN 10 combination flange (for DN 40 to DN 65)
  • Thermal insulation shells
Operating Data
Max. fluid temperature Tmax 80 °C
Min. fluid temperature Tmin 0 °C
Min. ambient temperature Tmin 0 °C
Max. ambient temperature Tmax 40 °C
Temperature range at max. ambient temperature +40 °C T -20...+110
Maximum operating pressure PN 16 bar
Max. permitted total water hardness 3.57 mmol/l (20°dH) (3.21 mmol/l (18°dH) for 20/4 + 25/6)
Motor data
Emitted interference EN 61000-6-3
Interference resistance EN 61000-6-2
Mains connection 3~400 V, 50 Hz
Power consumption P1 max 680 W
Max. speed nmax 2700 1/min
Rated current IN 1.38 A
Protection class motor IPX4D
Threaded cable connection 2 x PG13.5
Materials
Pump housing Grey cast iron
Impeller PPE-GF30
Shaft Stainless steel
Bearing Carbon, synthetic resin-impregnated
Installation dimensions
Pipe connection on the suction side DNs DN 50
Pipe connection on the discharge side DNd DN 50
Port-to-port length L0 280 mm
Ordering information
Brand Wilo
Product description TOP-Z 50/7 (3~400 V, PN 16, GG)
Net weight, approx. m 16 kg
Article number 2175523
Documents

Installation and operating instructions

Wilo-TOP-Z

Article Number 2202029
Edition 2023-11
Number of pages 220
Language ar, de, el, en, es, fr, it, nl, pt, tr
PDF (4 MB)

Group Statement

Group Statement REACH

Edition 2021-05
Number of pages 5
Language language neutral
PDF (279 KB)
Accessory

Pipe installation, adapter fitting (5)

Intermediate flange connecting piece F
Intermediate flange connecting piece F
Intermediate flange pieces F 3, DN 50x20mm, 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 grey cast iron and are provided for length compensation of flange connections.

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
  • 2 seals
  • Screws/nuts (number and size based on flange version)
Intermediate flange pieces F 5, DN 50x35mm, 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 grey cast iron and are provided for length compensation of flange connections.

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
  • 2 seals
  • Screws/nuts (number and size based on flange version)
Intermediate flange pieces F 4, DN 50x30mm, 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 grey cast iron and are provided for length compensation of flange connections.

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
  • 2 seals
  • Screws/nuts (number and size based on flange version)
Intermediate flange pieces F 40, DN 50x160mm, 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 stainless steel and are provided for length compensation of flange connections also 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
  • 2 seals
  • Screws/nuts and washers (number and size based on flange version)
Intermediate flange pieces F 2, DN 50x10mm, 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 grey cast iron and are provided for length compensation of flange connections.

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
  • 2 seals
  • Screws/nuts (number and size based on flange version)

Pump control (1)

Motor protection (2)

Plug (1)

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

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Wilo-Live Assistant
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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
System Optimisation
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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
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Energy Solutions
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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

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Extended Warranty
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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
Supervision
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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.

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  • Regular on-site visits ensure the quality of information and advice
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  • Status report with recommendations after the visit
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Installation
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Installation includes:

  • Professional inspection
  • Provision of components/materials from Wilo and third-party suppliers
  • Installation of pipelines and electronics
  • Test runs
Commissioning
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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.

Maintenance
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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 Glandless pumps
    
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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 Glandless pumps
    
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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.

Repair
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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