20.1 to 25 cfm

Maximum Flow Rate	21L/min (1.26 m³/h)
Ultimate Vacuum	2 mbar
Ultimate Vacuum with Gas Ballast	< 5 mbar
Maximum Operating Pressure	0.5 bar
Pump Head Material	PPS
Diaphragm Material	PTFE-Coated
Valve Material	FFPM
Separator Material	Plastic-coated glass
Hose Connections	Pneumatic: ID 10 Coolants: ID 8 Inert Gas: ID 6
Protection Class	IP20
Permissible Ambient Temperature	5°C to 40°C
Dimensions (W x H x D)	14.4 x 16.7 x 11.6 in. (36.6 x 42.3 x 29.4 cm)
Weight	33.5 lb. (15.2 kg)
Electrical Requirements	100-240V, 50/60Hz, 135W, 1.7A

Manufacturer's List Price: $11,980.00

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Edwards XDS35i Dry Scroll Pump

Displacement 50 or 60Hz	43 m³h^-1 / 25 ft³min^-1
Peak pumping speed 50 or 60Hz	35 m³h^-1 / 21 ft³min^-1
Ultimate vacuum (Total pressure)	1 x 10^-2 mbar / 8 x 10^-3 Torr
Max inlet pressure for water vapour	35 mbar / 23 Torr
Max water vapour pumping rate – GB I	70 gh^-1
Max water vapour pumping rate – GB II	240 gh^-1
Max allowed outlet pressure	0.2 bar gauge / 2.9 psig*
Max allowed inlet and GB pressure	0.5 bar gauge / 7 psig
Motor power	0.52kW
Power connector	IEC EN60320 C19
Nominal rotation speed	1750 rpm
Weight	48 kg / 105 lb
Inlet flange	NW40
Exhaust flange	NW25
Noise level	57 dB (A)
Vibration	<4.5mms ^-1(rms)
Leak tightness (static)	<1 x 10^-6mbar ls^-1
Operating temperature range	10 to 40 °C / 50 to 104 °F
Electrical Requirements	115/230 V

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Edwards XDS35iC Dry Scroll Pump

Displacement 50 or 60Hz	43 m³h^-1 / 25 ft³min^-1
Peak pumping speed 50 or 60Hz	35 m³h^-1 / 21 ft³min^-1
Ultimate vacuum (Total pressure)	1 x 10^-2 mbar / 8 x 10^-3 Torr
Max inlet pressure for water vapour	35 mbar / 23 Torr
Max water vapour pumping rate – GB I	70 gh^-1
Max water vapour pumping rate – GB II	240 gh^-1
Max allowed outlet pressure	0.2 bar gauge / 2.9 psig*
Max allowed inlet and GB pressure	0.5 bar gauge / 7 psig
Motor power	0.52kW
Power connector	IEC EN60320 C19
Nominal rotation speed	1750 rpm
Weight	48 kg / 105 lb
Inlet flange	NW40
Exhaust flange	NW25
Noise level	57 dB (A)
Vibration	<4.5mms ^-1(rms)
Leak tightness (static)	<1 x 10^-6mbar ls^-1
Operating temperature range	10 to 40 °C / 50 to 104 °F
Electrical Requirements	115/230V

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Edwards XDS46i Dry Scroll Pump

Displacement 50 or 60Hz	60 m ³h^-1 / 35 ft³min^-1
Peak pumping speed 50 or 60Hz	40 m ³h^-1 / 23.5 ft³min^-1
Ultimate vacuum (Total pressure)	5 x 10 ^-2 mbar / 4 x 10^-2 Torr
Max continuous inlet pressure	40 mbar / 30 Torr
Max continuous outlet pressure	0.2 bar gauge / 2.9 psig
Max allowed inlet and GB pressure	0.5 bar gauge / 7 psig
Motor power	0.52kW
Power connector	IEC EN60320 C19
Nominal rotation speed	1750 rpm
Weight	48 kg / 105 lb
Inlet flange	NW40
Exhaust flange	NW25
Noise level	55.4 dB (A)
Vibration	<4.5mms ^-1(rms)
Leak tightness (static)	<1 x 10 ^-6mbar ls^-1
Operating temperature range	10 to 40 °C / 50 to 104 °F

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Edwards XDS46iC Dry Scroll Pump

Displacement 50 or 60Hz	60 m ³h^-1 / 35 ft³min^-1
Peak pumping speed 50 or 60Hz	40 m ³h^-1 / 23.5 ft³min^-1
Ultimate vacuum (Total pressure)	5 x 10 ^-2 mbar / 4 x 10^-2 Torr
Max continuous inlet pressure	40 mbar / 30 Torr
Max continuous outlet pressure	0.2 bar gauge / 2.9 psig
Max allowed inlet and GB pressure	0.5 bar gauge / 7 psig
Motor power	0.52kW
Power connector	IEC EN60320 C19
Nominal rotation speed	1750 rpm
Weight	48 kg / 105 lb
Inlet flange	NW40
Exhaust flange	NW25
Noise level	55.4 dB (A)
Vibration	<4.5mms ^-1(rms)
Leak tightness (static)	<1 x 10 ^-6mbar ls^-1
Operating temperature range	10 to 40 °C / 50 to 104 °F

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Edwards XDS35iCE 100/230V 1PH 50/60HZ Dry Scroll Pump

Parameter	Value
Dimension Length	18.74 in
Connection Vacuum Inlet Flange	DN 40 ISO-KF (NW40)
Noise Level	57.00 db(A)
Supply Frequency	50 Hz / 60 Hz
Weight	48.00 kg
Power Supply Phase	1-Ph
Dimension Height	15.59 in
Cooling Method	Air Cooling (forced - fan)
Connection vacuum outlet flange	DN 25 ISO-KF (NW25)
Dimension Width	13.11 in
Supply Voltage	1Ph 100-120/200-230V 50/60Hz
IP Rating	IP44
Connection Power	IEC EN60320 C20 - Male (for C19 plug on mains cable)
Leak Rate	1.000 × 10⁻⁷ Pa·m³/s
Vibration Level Velocity (rms)	4.500 × 10⁻³ m/s

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Edwards nXR40i NW25 Multi Stage Roots Dry Pump, 115/230V

Peak pumping speed
nXR40i	40 m³h^-1
Ultimate vacuum (total pressure)	0.03 mbar (0.022 Torr)
Inlet flange
nXR30/40i	NW25
Outlet flange
All variants	NW25
Maximum permitted outlet pressure
nXR30/40/60/90/120i	0.2 bar gauge
Maximum continuous inlet pressure
nXR30-90i	1013 mbar
Operating temperature range	+5 to +40°C (+41 to +104°F)
Nominal rotational speed	15000 rpm
Voltage input	100-127/200-240 V (+/-10%), switchable
Mains frequency	50/60 Hz
Power connector 1-ph	IEC EN60320 C19
Power at ultimate	450 W
Leak tightness	< 1x10^-6 mbar ls^-1
Weight
nXR30/40i	27 kg (60 lbs)
Noise at ultimate vacuum	55 dB(A)
Vibration at inlet flange	< 2.0 mm/s

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