Edwards ERV300 Oil-Sealed Rotary Vane Vacuum Pump (Two Stage)
Edwards ERV300 is a very high-capacity two-stage oil-sealed rotary vane vacuum pump designed for demanding industrial and utility vacuum applications requiring stable low-pressure performance and continuous operation.
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Description
Product Overview
The Edwards ERV300 Oil-Sealed Rotary Vane Vacuum Pump is a very high-capacity two-stage mechanical vacuum pump engineered for heavy-duty industrial and utility vacuum systems. As part of the ERV series, the ERV300 combines proven rotary vane technology with efficient oil sealing to deliver stable low-pressure vacuum, low vibration, and long service life under continuous operation.
The ERV300 is equipped with an integrated gas ballast valve to improve water vapour handling and an anti-suck-back valve to protect connected vacuum systems during shutdown. Its robust industrial construction, high pumping speed, and service-friendly design make it ideal for large central vacuum systems, power industry applications, and demanding process environments.
Product images are representative. Actual model appearance may vary based on configuration.
Key Features
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Two-stage oil-sealed rotary vane vacuum pump
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Very high pumping speed at low pressures
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Integrated gas ballast for enhanced water vapour handling
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Anti-suck-back valve for vacuum system protection
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Exhaust mist filter with bypass protection
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Heavy-duty industrial construction
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Designed for continuous duty operation
Technical Specifications
| Parameter | Specification |
|---|---|
| Pump Type | Two-Stage Rotary Vane (Oil Sealed) |
| Nominal Pumping Speed @ 50 Hz | ~300 m³/h |
| Ultimate Vacuum (Gas Ballast Closed) | ≤ 0.3 mbar |
| Ultimate Vacuum (Gas Ballast Open) | ≤ 1.5 mbar |
| Motor Rated Power @ 50 Hz | ~7.5 kW |
| Inlet Connection | G / ISO (model configuration dependent) |
| Outlet Connection | G / ISO (model configuration dependent) |
| Cooling | Air-cooled |
| Motor Protection | IP55 |
| Oil Capacity | Approx. 8–10 litres |
| Recommended Oil | Edwards ULTRAGRADE Performance 70 |
(Specifications based on ERV series characteristics; exact configuration may vary.)
Applications
Suitable for use in large and demanding vacuum applications, including:
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Power industry (transformer and capacitor drying)
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Central and utility vacuum systems
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Composites and large-scale resin infusion
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Vacuum drying and degassing processes
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Pharmaceutical and hospital vacuum systems
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Heavy industrial packaging and thermoforming
Actual usage and configuration depend on process and system requirements.
Why Buy from Ultrahivac
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Trusted supplier of Edwards vacuum pumps
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Technical support for correct pump selection and system integration
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Support for spares, oils, and accessories
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Reliable service for heavy industrial and utility vacuum users
FAQs
Is the ERV300 a two-stage vacuum pump?
Yes, the ERV300 is a two-stage oil-sealed rotary vane vacuum pump.
Can the ERV300 handle water vapour?
Yes, the integrated gas ballast improves water vapour handling during operation.
Is the ERV300 suitable for continuous operation?
Yes, it is designed for continuous duty operation in heavy industrial environments.
Reviews
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