a36704934 - E2M275 HC IE3 ASIA 50/60HZ 200V 50/60HZ, 380V 60HZ

E2M275 HC IE3 ASIA 50/60HZ 200V 50/60HZ, 380V 60HZ

A36704934

Overview

Edwards E2M series two stage oil sealed rotary vane vacuum pumps are renowned for their high ultimate vacuum, rapid pumping speeds, quiet operation and ability to handle water vapour. These direct drive rotary vane pumps are inherently compact and vibration free, and with their finger-proof fan and coupling housings they offer excellent operator protection.
A comprehensive range of accessories is available to allow use on a wide variety of vacuum applications.

Supplied with Ultragrade 70 Oil. Fomblin® must be purchased separately for PFPE prepared pumps E2MFX.

Applications

  • Vacuum metallurgy processes
  • Thin film coating technologies
  • Pharmaceutical freeze drying
  • Refrigeration and air conditioning system evacuation, drying, and backfilling
  • Transformer and cable drying and impregnation, insulating oil treatment plant
  • Lamp manufacture
  • Cryogenic vessel evacuation
  • Vacuum drying and distillation in chemical industries
  • Semiconductor device manufacture
  • Backing pump for high vacuum applications

Features and Benefits

Reliability
-  Reliable and stable process - effective lubrication even under high gas loads.
Robust
-  No contamination of process - oil and air suck‑back protection.
Performance
-   Long and trouble free life - industrial roller bearings on drive shaft.
Reassurance
-  Peace of mind - tried, tested and industry standard for years.
-  Reliable and stable - high vacuum performance.

Technical Data

Displacement
50Hz 292 m3h-1 / 172 ft3min-1
60Hz 350 m3h-1 / 206 ft3min-1
Speed (Pneurop)
50Hz 255 m3h-1 / 150 ft3min-1
60Hz 306 m3h-1 / 180 ft3min-1
Number of stages 2
Ultimate vacuum
Without gas ballast (total pressure) 1.0 x 10-3 mbar / 7.7 x 10-4 Torr
With gas ballast (partial pressure) 5.0 x 10-3 mbar / 3.8 x 10-3 Torr
Ultimate with Fomblin®
Without gas ballast 1 x 10-2 mbar / 7.7 x 10-3 Torr
Inlet connection ISO63 blank flange with seal
Outlet connection ISO40 flange centre tapped
Max outlet pressure 0.5 bar gauge
Max inlet pressure for water vapour 12 mbar / 9 Torr
Max water vapour pumping rate 2.5 kg h-1
Weight 222 kg / 488 lb
Motor protection rating IP55
Motor power
50Hz 7.5 kW / 10 hp
60Hz 8.5 kW / 11 hp
Standard oil capacity
maximum 28 litre
minimum 18 litre
PFPE oil capacity
maximum 18 litre
minimum 7 litre
Recommended oil Ultragrade 70
Noise level 75 dB (A)
Water cooling requirement 2 lmin-1

Hydrocarbon Prepared - HC  
Standard pump for use with Ultragrade oil.  Oil supplied with the pump

PFPE Prepared - FX  
These pumps are assembled and tested using PFPE fluid.  PFPE  (Fomblin®) to be purchased separately

Azide Compatible - AZ 
Similar to hydrocarbon pumps but with copper and brass parts replaced with other suitable materials such as stainless steel. Supplied with Ultragrade oil. 

Performance 1

1. Without gas ballast 2. With gas ballast

Dimensions

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