VHS-10 Diffusion Pump (CAT#: AM-LE-0621-Y)

The VHS-10 Diffusion Pump is manufactured by Agilent Technologies. The VHS series pumps are available in 4 inch, 6 inch, 250 mm, 10 inch and 400 mm sizes, and are the fastest and cleanest products in the same size diffusion pumps today.

Pumping rate, working range Pumping rate, AVS4.1 (1963): 3650 L/s air, 4560 L/s helium/hydrogen 5300 L/s air
Maximum pumping capacity: 6.3 T L/s (8.4 mbar L/s) in the working range, 7.5 T L/s (45 mbar L/s) at 0.01 torr
Operating range: At 4400 W, the pressure is 1.7 x 10^-3 to below 5 x 10^-9 torr (2.3 x 10^-3 to below 6.5 x 10^-9 mbar)
Maximum pre-stage pressure: no load: 0.65 torr (0.85 mbar) full load: 0.55 torr (0.72 mbar)
Oil return rate, standard cooling cap less than 5.0 x 10^-4 mg/cm2/min
Warm-up time: 15 minutes
Cooling time: 25 minutes
Oil injection volume: 1000 cc
Electrical requirements: 3-phase, 50/60 Hz, 208/240/380/480 VAC
Pump power: 4400 W
Cooling water requirement: 0.40 gpm (80 L/hr)
Connection water cooling: 1/8 inch FPT tee

• Maximum pumping speed can be achieved
• Stainless steel pump body
• Pump oil injection and drain assembly
• 5100 watt high airborne type is available
• High level of withstand voltage
• Overheating protection
• Fractionating nozzles can purify fluids
• The oil level sight glass can quickly indicate the condition of the pump oil at any time

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