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High Vacuum Diffusion Pump NVDM-250

High Vacuum Diffusion Pump NVDM-250 — VACUUMASH OJSC

品牌: NVDM

¥6,480 - ¥21,600 CNY

MOQ: 2 pieces

主要特点

Power consumption at nominal voltage 380V, W: 2000 (+/90-30) W

Highest discharge pressure, Pa, not less than: 33.3

Overall dimensions (in/out/n), mm, not more: 613/626,5/350 mm

Pump weight, kg, not more: 31.5 kg

供应商信息

VACUUMASH OJSC

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快速询价

产品描述

Diffusion high-vacuum pump NVDM-250 is designed for pumping out of hermetic volumes of air, gases, vapours and vapour-gas mixtures, which are not aggressive to materials of construction and working fluid of the pump and do not contain dripping moisture and mechanical contaminants. Diffusion high-vacuum pump NVDM-250 is used together with forevacuum pumps, the speed of action of the forevacuum pump is not less than 54m3/h.

Type of climatic execution UHL4 and O4, the pumps are not intended for use in fire-explosive production facilities.

规格参数

Power consumption at nominal voltage 380V, W

2000 (+/90-30) W

Highest discharge pressure, Pa, not less than

33.3

Overall dimensions (in/out/n), mm, not more

613/626,5/350 mm

Pump weight, kg, not more

31.5 kg

Working fluid grade (oil)

VAKMA油500

Working fluid level, mm, max

13 mm

Working fluid level, mm, min

8 mm

Working fluid fill volume, l

0.55 l

Cooling water flow rate, l/h

35 (+5)升/小时

Ultimate residual pressure, Pa, not more, at ambient temperature: from +25 0C to +45 0C inclusive.

6.6×10 -4

Ultimate residual pressure, Pa, not more, at ambient temperature: from +10 0C to +25 0C inclusive.

6.6×10 -5

Rapidity of the forevacuum pump at a pressure of 60 Pa (0.45 mmHg) in the outlet section of the diffusion pump, m3/h, n

54

Rapid action in the range of operating pressures: from 6.6x10 -4 to 1.3x10 -1 Pa, l/sec.

2350 (+/-250) 升/秒

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