Data sheet
| Hydraulic data | |
|---|---|
| Minimum efficiency index (MEI) | 0.4 |
| Min. fluid temperature Tmin | -20 °C |
| Max. fluid temperature Tmax | 120 °C |
| Max. ambient temperature Tmax | 50 °C |
| Maximum operating pressure PN | 10 bar |
| Motor data | |
|---|---|
| Mains connection | 1~230 V, 50 Hz |
| Number of poles | 2 |
| Voltage tolerance | ±6 % |
| Rated power P2 | 1.85 kW |
| Rated current IN | 10.8 A |
| Rated speed n | 2900 1/min |
| Power factor cos φ100 | 0.95 |
| Insulation class | F |
| Protection class motor | IP55 |
| Motor protection | PTC |
| Materials | |
|---|---|
| Pump housing | Stainless steel |
| Impeller | Stainless steel 1.4301 |
| Shaft | Stainless steel |
| Mechanical seal | B9Q1EF |
| Installation dimensions | |
|---|---|
| Pipe connection on the suction side DNs | G 1¼ |
| Pipe connection on the discharge side DNd | G 1 |
Pump curves
Dimensions and dimensions drawings
Atmos BST Thread Dim. List
| Product description | Atmos BST 25/180-1.85/2-V4 |
| Dimensions DN1 | 32 |
| Dimensions DN1 | 25 |
| Dimensions B2 | 40 |
| Dimensions M5 | 55 |
| Dimensions H1 | 118 |
| Dimensions H2 | 129 |
| Dimensions S | 9 |
| Dimensions W | 230 |
| Dimensions X | 161 |
| Dimensions A | 53 |
| Dimensions H | 247 |
| Dimensions L1 | 148 |
| Dimensions L4 | 44 |
| Dimensions L | 362 |
| Dimensions W1 | 140 |
Ordering information
| Product data | |
|---|---|
| Brand | Wilo |
| Product description | Atmos BST 25/180-1.85/2-V4 |
| Article number | 9187039 |
| EAN number | 4062679366722 |
| Colour | Green/black/silver |
| Minimum order quantity | 1 |
| Date of sales availability | 2023-05-10 |
| Packaging | |
|---|---|
| Packaging type | Cardboard box |
| Packaging property | Transport packaging |
| Pieces per pallet | 1 |
| Number per layer | 1 |
| Dimension, weight | |
|---|---|
| Length with packaging | 410 mm |
| Length L | 367 mm |
| Height with packaging | 300 mm |
| Height H | 250 mm |
| Width with packaging | 255 mm |
| Width W | 232 mm |
| Gross weight, approx. m | 17.2 kg |
| Net weight, approx. m | 16.3 kg |
Single-stage centrifugal pump in close-coupled design in accordance with EN733 for installation on a base including foot on the pump housing. Low-vibration and low-noise close-coupled design rigidly connected standard motor. Flange with rated pressure 10bar in accordance with EN1092. All hydraulic components are designed with stainless steel. Motors in IE2 or IE3 technology as standard.
| Operating data | |
|---|---|
| Min. fluid temperature Tmin | -20 °C |
| Max. fluid temperature Tmax | 120 °C |
| Min. ambient temperature Tmin | -15 °C |
| Max. ambient temperature Tmax | 50 °C |
| Maximum operating pressure PN | 10 bar |
| Minimum efficiency index (MEI) | 0.4 |
| Motor data | |
|---|---|
| Mains connection | 1~230 V, 50 Hz |
| Voltage tolerance | ±6 % |
| Rated power P2 | 1850 W |
| Rated speed n | 2900 1/min |
| Rated current IN | 10.8 A |
| Power factor cos φ100 | 0.95 |
| Insulation class | F |
| Protection class | IP55 |
| Materials | |
|---|---|
| Pump housing | Stainless steel |
| Impeller | Stainless steel |
| Shaft | Stainless steel |
| Shaft seal | B9Q1EF |
| Installation dimensions | |
|---|---|
| Pipe connection on the suction side DNs | G 1¼ |
| Pipe connection on the discharge side DNd | G 1 |
| Ordering information | |
|---|---|
| Brand | Wilo |
| Product description | Atmos BST 25/180-1.85/2-V4 |
| Net weight, approx. m | 16.3 kg |
| Article number | 9187039 |
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Datasheet and documentation
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.
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Supervision Glanded pumps | 2219321 | ||
Commissioning | |||
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Maintenance | |||
Maintenance BASIC Glanded pumps | 2219531 | ||
Maintenance COMFORT Glanded pumps | 2219493 | ||
Maintenance PREMIUM Glanded pumps | 2219546 | ||
System Optimisation | |||
System Optimisation Glanded pumps | 2219251 | ||
Energy Solutions | |||
Energy Solutions Glanded pumps | 2219240 | ||
Repairs | |||
Repair Glanded pumps | 2219610 | ||
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