screw vacuum pump

COBRA NC 0630–2000 B/C VR Dry screw vacuum pumps

Product introduction COBRA NC 0630-2000 B/C VR is part of the Busch product range of proven COBRA screw vacuum pumps - industry. You can find more information on benefits, technologies, accessories and spares, applications and a complete product overview on our COBRA NC Series type page.

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Product Details

advantage

1、High performance

Advanced screw design, patented self-balancing screws

2、 Efficient

Low cost of ownership, minimal maintenance, long service intervals, high uptime

3、ATEX-certified

Low gas temperatures within the compression chamber, special cooling system for the extraction of petrol vapor, perfectly suited for the stage I recovery of petrol and other hydrocarbon vapors in the petrochemical industry

COBRA Industry Dry screw vacuum pumps operate efficiently in a wide range of industries. This model demonstrates our many years of experience in oil-free vacuum technology with the following important design advantages:

Reliable and durable

Variable pitch and free exhaust greatly improve the ability of the screw vacuum pump to handle liquid and dust. Its unique temperature distribution provides corrosion resistance. The optimized performance reduces the heat load, thus extending the service life of the pump.

application-oriented

COBRA Industry dry screw vacuum pumps are available in a wide range of versions and can therefore be customized for a wide range of applications. In addition, ATEX version of COBRA Industry dry screw vacuum pump is available.

Technical parameters：

Model	COBRA NC 0630 C VR	COBRA NC 1500 B VR	COBRA NC 2000 B VR

Pumping speed	580 / 680 m³/h (50 / 60 Hz)	1160 / 1400 m³/h (50 / 60 Hz)	2100 / 2600 m³/h (50 / 60 Hz)

Ultimate pressure	< 25 / < 20 hPa (mbar) (50 / 60 Hz)	< 20 hPa (mbar) (50 / 60 Hz)	<20 hPa (mbar) (50 / 60 Hz)

Nominal motor rating	22 kW (50 / 60 Hz)	30 / 36 kW (50 / 60 Hz)	55 / 63 (50 / 60 Hz

Nominal motor speed	3000 / 3600 min⁻¹ (50 / 60 Hz)	3000 / 3600 min⁻¹ (50 / 60 Hz)	3000 / 3600 min⁻¹ (50 / 60 Hz)

Noise level (ISO 2151)	73 / 78 dB(A) (50 / 60 Hz)	79 / 81 dB(A) (50 / 60 Hz)	79 84 dB(A) (50 / 60 Hz)

Weight approx.	880kg	1250 kg	2000 kg

Dimensions (L x W x H)	1683 x 720 x 855 mm	1960 x 738 x 855 mm	2226 x 880 x 898 mm

Gas inlet / outlet	DN 100 PN 16, ANSI 4" B16.5 / DN 80 PN 16, ANSI 3" B16.5	DN 100 PN 16, ANSI 4" B16.5 / DN 80 PN 16, ANSI 3" B16.5	DN 150 PN 16, ANSI 6" B16.5 / DN 100 PN 16, ANSI 4" B16.5