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Edwards Unvalved Diffstak 63/150C Vapour Diffusion Pump - NEW

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Manufacturer Part Number: B34433976
Edwards Unvalved Diffstak 63/150C Vapour Diffusion Pump - NEW
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Edwards Unvalved Diffstak 63/150C Vapour Diffusion Pump - NEW

The compact water-cooled Diffstak pumps with an integral cooled baffle offer exceptionally clean pumping with very low backstreaming, reduced outgassing, and a reduction in the number of elastomer seals required for installation. The Edwards Diffstak 63 (ISO-63 inlet) design has been proven over many years with thousands of pumps installed. The unvalved Diffstak's are for systems requiring the highest possible ultimate vacuum or for those which do not need a high vacuum valve. This pump has an unvalved ISO collar inlet flange and is supplied with: NW-10 elbow, NW-10 centering-ring, NW-10 clamp, water pipe couplings and ferrules, inlet ISO-63 Co-Seal.

Questions? Please call our toll free number at 866-332-0500 or send an email to our sales team!

Pumping speed  
    N2 150 l/s-1
    H2 225 l/s-1
Min. backing pump displacement 5 m3h-1
Recommended backing pumping RV5
Recommended fluid Santovac 5
Fluid charge (dry) 60 ml
Inlet ISO-63
Exhaust NW-10
Cooling water connection 6 mm compression fittings
Heater power 0.45 kW
Minimum cooling-water flow at 20°C     42 l/s-1
Weight 5 kg

Specs 

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Edwards Unvalved Diffstak 63/150C Vapour Diffusion Pump - NEW

B34433976 B344-33-976  110-125V single-phase 50/60Hz
B34433977 B344-33-977  210-225V 1-phase 50/60Hz
B34433978 B344-33-978  230-250V 1-phase 50/60Hz

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