Wilo-BAC
The best OEM solution for chillers and cooling applications.
The best OEM solution for chillers and cooling applications.
The Wilo-BAC series is specifically designed for the needs of air conditioning and cooling systems. Its Victaulic ports make the connection quick and easy. It is available in different power rates with a high interchangeability, providing a high flexibility of usage. Designed specifically for continuous operation, the pump also offers a long service life thanks to its corrosion-resistant materials or coatings and maintenance-free roller bearings.
Recommended services
Your advantages
- Energy savings thanks to ultra-modern hydraulics and motors
- Victaulic connection for quick installation
- Optimised pump dimensions for flexibility during replacement
- High reliability thanks to top-quality mechanical seal and bearing
- Low noise due to modern motor design
- optional: Maximum comfort with electrical connection thanks to quick connection plug
Design
Glanded pump in monobloc design with Victaulic connection
Application
For pumping of cooling water, chilled water, water-glycol mixtures and other fluids without abrasive substances.
Equipment/function
Single-stage low-pressure centrifugal pump in block design, with axial suction port and radially arranged pressure port
Typekey
Example | BAC 50/122-1.5/2 |
BAC | Monobloc pump for cooling and air-conditioning applications |
50 | Pipe connection (pressure port) |
122 | Impeller diameter |
1.5 | Rated motor power P2 in kW |
2 | Number of poles |
Technical data
- Permissible temperature range: -15 °C to +60 °C (BAC70)
- Permissible temperature range: -15 °C to +90 °C (BAC50)
- Mains connection 3~400 V, 50 Hz (others on request)
- Protection class IP55
- Victaulic connection: DN 50 (60.3 mm) or DN 65 (76.1 mm)
- Max. operating pressure 10 bar (BAC50) or 6.5 bar (BAC70)
Materials
- Pump housing: PA 6.6 50 % GF (BAC70)
- Pump housing: EN-GJL-250 (BAC50)
- Impeller: PA/PPO, fibreglass-reinforced
- Shaft: X30Cr13
- Mechanical seal: BQEGG
Construction
Single-stage low-pressure centrifugal pump in block design, with axial suction port and radially arranged pressure port.
Scope of delivery
- Pump
- Installation and operating instructions
Installation and operating instructions
Wilo-BAC
| Article Number | 2036430 |
| Edition | 0203 |
| Page format | A4 |
| Number of pages | 23 |
PDF (1 MB)Wilo-BAC
| Article Number | 2133933 |
| Edition | 2021-11 |
| Page format | 209.9 x 297.0 mm |
| Number of pages | 72 |
PDF (1 MB)General overview
General Overview 2023 - International version
| Edition | 2022 |
| Page format | 209.9 x 297.0 mm |
| Number of pages | 74 |
PDF (24 MB)Certification booklet
Wilo-BAC
| Article Number | 4251952 |
| Edition | 2021-08 |
| Page format | 209.9 x 297.0 mm |
| Number of pages | 20 |
PDF (4 MB)Certificate REACH
REACH Regulation
| Edition | 2021-05 |
| Page format | 209.9 x 297.0 mm |
| Number of pages | 4 |
PDF (262 KB)Reference sheet
Reference Sheet (English) - Power industry - Power Station Anpara, Anpara, India, 2014
| Page format | 203.9 x 290.0 mm |
| Number of pages | 2 |
PDF (2 MB)| Product description | Number of poles | MEI | IE | Pipe connection on the suction side DNs | Pipe connection on the discharge side DNd | Rated power P2 | Gross weight, approx. m | Article number | |
|---|---|---|---|---|---|---|---|---|---|
BAC50-82-0.55/2 | 2 | ≥0.58 | IE3 | Ø 60,3 | Ø 60,3 | 0.55 kW | 14.5 kg | 4245151 | |
BAC50-91-0.75/2 | 2 | ≥0.78 | IE3 | Ø 60,3 | Ø 60,3 | 0.75 kW | 15.2 kg | 4245152 | |
BAC50-99-0.75/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 0.75 kW | 15.2 kg | 4245153 | |
BAC50-106-1.1/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 1.1 kW | 17.1 kg | 4245154 | |
BAC50-112-1.5/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 1.5 kW | 19.7 kg | 4245155 | |
BAC50-117-1.5/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 1.5 kW | 21.3 kg | 4245156 | |
BAC50-122-1.5/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 1.5 kW | 21.3 kg | 4245157 | |
BAC50-128-1.85/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 1.85 kW | 22.9 kg | 4245158 | |
BAC50-134-2.2/2 | 2 | ≥0.8 | IE3 | Ø 60,3 | Ø 60,3 | 2.2 kW | 24.4 kg | 4245159 | |
BAC 70/135-3/2-DM/R-2 | 2 | ≥0.4 | IE3 | Ø 76,1 | Ø 76,1 | 3 kW | 32.5 kg | 4213201 | |
BAC 70/135-4/2-DM/R-2 | 2 | ≥0.4 | IE3 | Ø 76,1 | Ø 76,1 | 4 kW | 39 kg | 4213202 |