- 品牌/商標(biāo)：Varian
工作壓力低至 10-3 mbar
工作溫度低
低壓下返流小
在 10-2 mbar 低壓范圍內(nèi)具有良好的抽氣速率和氣鎮(zhèn)效果
技術(shù)數(shù)據(jù)
Free air displacement 60 Hz: 285 l/min (10 cfm) 50 Hz: 237 l/min (14.2 m3/h)
Pumping speed* 60 Hz: 8.2 cfm 50 Hz: 11.6 m3/h
Ultimate partial pressure* 10-4 mbar
Ultimate total pressure* 2 x 10-3 mbar
Ultimate total pressure with gas ballast* 2 x 10-2 mbar
Water vapor tolerance 20 mbar
Water vapor capacity 160 g/h
Oil capacity min/max 0.25/0.6 l
Motor rating 1ph 60 Hz: 0.55 kW 50 Hz: 0.45 kW
Nominal rotation speed 60 Hz: 1800 rpm 50 Hz: 1500 rpm
Weight 25 kg (55 lbs)
Inlet flange 25KF DN
Exhaust flange 25KF DN
