VG-95 – Liquid ring vacuum pump, single-stage, with mechanical seal
VG-430 – Liquid ring vacuum pump, single-stage, with mechanical seal
VG
VG series
Valveless and low-maintenance
Single-stage close-coupled pumps with mechanical seal with reduced dead space
Phone 1300 207 380
Circutec Australia
Unit 2, 6 Glory Road
Gnangara WA 6077 Australia
Phone NZ: +61 8 6201 1286
- Description
- Markets and applications (examples)
- Technical data
- Dimensions
- Performance diagram
- Accessories
- Downloads
- Related links
- Videos
Description
- Liquid ring vacuum pump
- Close-coupled pump, bracket pump available on request
- Mechanical seal
- Single-stage
- Valveless
- Reduced dead space
- Threaded version and flange version (not all sizes)
- Specially selected materials and seals for application-specific designs
- Oil-free vacuum generation
- Use of condensed process medium as the operating liquid
- Liquid carry over at a constant vacuum
Markets and applications (examples)
- Plastics processing
- Manufacturing of PET (?)
- Food and beverage industry
- Vacuum cutters
- Aspiration
- Milk collection vehicles
Technical data
| Product type | Liquid ring vacuum pump |
| Stages | 1 |
| Shaft sealing | Mechanical seal |
| Pump design | Close-coupled pump Bracket pump available on request |
| Typical media | Dry and moist gases |
| Variable speed | Frequency-converter-compatible motor on request |
| Suction pressure ext. | 40–800 mbar |
| Suction capacity | 3.0–340.0 m3/h |
| Motor current type | 3~ |
| Type of motor | Asynchronous motor |
| Nominal motor power | 1.1 – 5.5 kW |
| Nominal motor speed | 1450 rpm, 2850 rpm |
| Suction-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Suction-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Pressure-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Pressure-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Material designs | Grey cast iron Stainless steel Free of non-ferrous metals |
| Explosion protection | None II 3G, II 3D II 2G, II 2D II 2/2G |
Dimensions
| L | 406–856 mm |
| W | 150–365 mm |
| H | 201–397 mm |
Performance diagram
Specifications apply for dry air at 20°C at nominal speed and operating water at 15°C.
Technical data
| Product type | Liquid ring vacuum pump |
| Stages | 1 |
| Shaft sealing | Mechanical seal |
| Pump design | Close-coupled pump Bracket pump available on request |
| Typical media | Dry and moist gases |
| Variable speed | Frequency-converter-compatible motor on request |
| Suction pressure ext. | 40–800 mbar |
| Suction capacity | 5.0–410.0 m3/h |
| Motor current type | 3~ |
| Type of motor | Asynchronous motor |
| Nominal motor power | 1.5 – 8.2 kW |
| Nominal motor speed | 1750 rpm, 3450 rpm |
| Suction-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Suction-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Pressure-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Pressure-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Material designs | Grey cast iron Stainless steel Free of non-ferrous metals |
| Explosion protection | None II 3G, II 3D II 2G, II 2D II 2/2G |
Dimensions
| L | 406–856 mm |
| W | 150–365 mm |
| H | 201–397 mm |
Performance diagram
Specifications apply for dry air at 20°C at nominal speed and operating water at 15°C.
Technical data
| Product type | Liquid ring vacuum pump |
| Stages | 1 |
| Shaft sealing | Mechanical seal |
| Pump design | Close-coupled pump Bracket pump available on request |
| Typical media | Dry and moist gases |
| Variable speed | Frequency-converter-compatible motor on request |
| Suction pressure ext. | 1.2–23.6 inHg |
| Suction capacity | 2.9–241.3 CFM |
| Motor current type | 3~ |
| Type of motor | Asynchronous motor |
| Nominal motor power | 2.0-11.0 HP |
| Nominal motor speed | 1750 rpm, 3450 rpm |
| Suction-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Suction-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Pressure-side connection design | Threaded Flange in acc. with DIN EN 1092 and ANSI B 16.5 |
| Pressure-side connection size | G 1” – G 2½”, DN 40 – DN 50 |
| Material designs | Grey cast iron Stainless steel Free of non-ferrous metals |
| Explosion protection | None II 3G, II 3D II 2G, II 2D II 2/2G |
Dimensions
| L | 15,98–33,70 inch |
| W | 5,91–14,37 inch |
| H | 7,91–15,63 inch |
Performance diagram
Specifications apply for dry air at 68 °F at nominal speed and operating water at 59°F.
- Separator
- Vacuum relief valve
- Drain valve
- Non-return ball valve