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W+ Series (IEC) - Centrifugal Pumps
W+ Centrifugal pumps are designed to achieve lifetime cost savings and lower energy consumption.
Key Features
W+ is a comprehensive range of premium sanitary end-suction centrifugal pumps designed with maximum operating benefits and minimal life cycle costs in mind.
- Reliable and heavy duty design
- Energy efficient
- Quiet performance with minimal vibration
- Superior shaft seal design
- High pressure capability
- 3-A (optional)
- Designed for CIP (Cleaning In Place) as well as SIP (Sterilizing In Place)
- Suitable for wide variety of food, beverage and pharmaceutical products
- Wide range of optional features available
- Easy and cost effective maintenance
W+ Pharma Model
The APV W+ Pharm model has been specifically developed to meet the stringent requirements of the pharmaceutical and biotech industries with features that provide ultra-hygienic operation. Equipped with a drain port to enhance cleanability, this model is designed for excellent reliability, gentle product handling, high efficiency and low NPSHr, making it ideal for a wide range of pharmaceutical processes, such as producing water for injection, purified water and de-mineralized water. High efficiency impellers equipped with the patented APV spiral volute on their backplate ensures maximum efficiency, gentle product handling with direct liquid transfer from inlet to outlet.
- Model and size: W+22/20, W+35/35, W+35/55, W+50/8, W+55/35
- Wet surface finish: Ra<0.5 µm, electrical polish
- Shaft seal: SiC/SiC
- Elastomer: EPDM, USP class VI, 121°C
- Drain port: ½” clamp connection for drain valve (drain valve NOT included)
- Pump outlet: Standard (vertical) or turned 45°C left.
Key Applications
Bakery and Confectionery
- Batters
- Fats & Oils
- Flavorings
- Sweeteners
- Yeast Slurry
- Syrups
Dairy
- Whey
- Cream
- Milk
- Sweetended Condensed
- RO/UF Systems
Pharmaceutical/Cosmetics
- Emulsions
- Extracts
- Slurries
- Syrups
- Dyes
- Alcohols
- Essential Oils
Chemical/Industrial
- Detergents
- Dyes
- Soap Liquors & Solutions
- Ammonium Nitrate
- Propyl Alcohol
- Potassium Chloride
- Sodium Acetate
| Model | Inlet Size | Outlet Size | Maximum Impeller Size | Maximum Capacity (M³/H) | Maximum Head (MWC) |
Max. Allowable Discharge Pressure @ 20°C (68°F)
|
Maximum Operating Temperature | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | inch | mm | inch | mm | inch | 1450 rpm | 2900 rpm | 1450 rpm | 2900 rpm |
18 bar (261 psi):
Optional:
NOTE: The maximum allowed discharge pressure is subject to derating as the temperature increases.
|
110°C (230°F) as standard
>110°C (230°F) requires a special high temperature motor - contact SPX FLOW
|
|
| 10/8 | 38 | 1.5 | 25 | 1 | 110 | 4.3 | 7 | 13 | 3 | 13 | ||
| 22/20 | 51 | 2 | 51 | 2 | 142 | 5.6 | 16 | 33 | 7 | 28 | ||
| 25/210 | 152 | 6 | 102 | 4 | 290 | 11.4 | 300 | -- | 28 | -- | ||
| 30/80 | 102 | 4 | 76 | 3 | 170 | 6.7 | 75 | 150 | 9 | 35 | ||
| 30/120 | 102 | 4 | 76 | 3 | 175 | 6.9 | 77 | 155 | 10 | 36 | ||
| 35/35 | 65 | 2.5 | 51 | 2 | 175 | 6.9 | 26 | 53 | 10 | 41 | ||
| 35/55 | 76 | 3 | 65 | 2.5 | 180 | 7.1 | 43 | 87 | 10 | 42 | ||
| 50/8 | 38 | 1.5 | 25 | 1 | 200 | 7.9 | 8 | 18 | 14 | 57 | ||
| 50/600 | 250 | 9.8 | 200 | 7.9 | 420 | 16.6 | 725 | -- | 55 | -- | ||
| 55/35 | 65 | 2.5 | 38 | 1.5 | 210 | 8.3 | 26 | 53 | 16 | 64 | ||
| 55/60 | 76 | 3 | 51 | 2 | 220 | 8.7 | 58 | 115 | 16 | 65 | ||
| 60/110 | 102 | 4 | 76 | 3 | 230 | 9.1 | 90 | 170 | 18 | 75 | ||
| 65/350 | 152 | 6 | 102 | 4 | 260 | 10.2 | 230 | 475 | 21 | 88 | ||
| 70/40 | 65 | 2.5 | 38 | 1.5 | 240 | 9.4 | 21 | 44 | 21 | 81 | ||
| 80/80 | 76 | 3 | 51 | 2 | 255 | 10 | 58 | 115 | 23 | 92 | ||
| 110/130 | 102 | 4 | 76 | 3 | 290 | 11.4 | 110 | 225 | 32 | 130 | ||
| Materials | Port Connections | Motor | |
|---|---|---|---|
| Casing | SS 316L | W+ pumps can be supplied with all standard threads and clamps in accordance to DS, BS, DIN, SMS and ISO as well as DIN flanges. |
I EC metric standard, 2, 4 or 6 poles, at 50/60 Hz, I P55, insulation class F. W+ pumps are as standard in Europe delivered with motors meeting the I E2 efficiency level in accordance to the Directive 2005/32/ EC Eco-design of Energy using Products.
W+ pumps meet the requirements of the Regulation (EC) No 1935/2004 on materials and articles intended to come into contact with food and repealing Directives 80/590/ E EC and 89/109/ E EC. |
| Impeller | SS 316L | ||
| Impeller Nut | SS 316L | ||
| Inducer (Wi+) | SS 316L | ||
| Back Plate | SS 316L | ||
| Shaft | SS 316L | ||
| Clamp Ring | SS 304 | ||
| Extension Frame | SS 304 | ||
| Legs | SS 304 | ||
| Motor Shroud | SS 304 | ||
| Shaft Seal |
Standard: Optional: |
||
| Elastomers |
Standard: Optional: |
||
W+ Pharma Pump Specifications:
- 3.1- EN10204 certificate (wetted parts)
- Surface measurement report (wetted parts)
- Electropolishing and passivation certificate (referencing sales order number)
- Product wetted elastomers to USP Class VI
- FDA compliant
- 3-A & EHEDG certification
The W+ range consists of 17 standard models with pressure and flow capacities to 15 bar (218 psi), 50 Hz and to 725 m3/h (191,525 gal/h), 50 Hz, and a number of special versions which may be specifically adapted to customer requirements. The W+ pumps are modular so that any pumping job can be done with a perfectly customized W+ pump.
Performance Curves
W+ Pumps - How To Use Performance Curves || PDF
W+ Sanitary Centrifugal Pump Curve Book 50Hz || GB
Model W+ 10/8 38mmx25mm 50Hz 2900RPM/60Hz 3500RPM || PDF
Model W+ 22/20 51mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM ||PDF
Model W+ 22/20 Low Flow Impeller 51mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 25/210 NW150xNW150 50Hz 1450RPM/60Hz 1750RPM || PDF
Model W+ 30/120 101,6mmx76mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 30/80 101,6mmx76mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 35/35 63,5mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 35/35 Low Flow Impeller 63,5mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM|| PDF
Model W+ 35/55 76mmx63,5mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 50/600 DN250xDN250 50Hz 975-1200RPM/60Hz 1450-1750RPM || PDF
Model W+ 50/8 38mmx25mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 55/35 63,5mmx38mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 55/60 76mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 60/110 110,6mmx76mm 50Hz 1450-2900RPM and 101,6mmx51mm 60Hz 1750-3500RPM || PDF
Model W+ 65/350 NW150xNW150 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 70/40 63,5mmx38mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 80/80 76mmx51mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 110/130 101,6mmx76mm 50Hz 1450-2900RPM/60Hz 1750-3500RPM || PDF
Model W+ 140/50 2 stage 76mmx51mm 3 stage 50Hz 2950RPM/60Hz 3500RPM || PDF