This product has been manufactured under a quality management system certified to ISO 9001:2015 
  EU Declaration of Conformity   
 
Innovation Drive 
Burgess Hill 
West Sussex 
RH15 9TW 
UK 
Documentation Officer 
Jana Sigmunda 300 
Lutín , 78349 
Czech Republic 
T: +42(0) 580 582 728 
documentation@edwardsvacuum.com
 
The product specified and listed below 
•  Turbomolecular Pumps with Integrated Frequency Converter 
nEXTa1D f1f2 NWf3 f4 
nEXTa1iD f1f2 NWf3 f4 
nEXTa1iiD f1f2 NWf3 f4 
 
a1 = 730 or 930 or 1230 
f1 = ISO-K or ISO-F or CF 
f2 = 100 to 250 
f3 = 16 or 25 or 40 
x = A to Z or 0 to 9 
f1 = Flange type  
f2 = High Vacuum flange 
f3 = Fore-Vacuum flange 
i = Interstage port 
ii = 2 Interstage ports 
INV= Inverse – Upside Down 
 
 
Is in conformity with the relevant requirements of European CE legislation: 
 
Note: The safety objectives of the Low Voltage Directive 2014/35/EU were complied with in accordance 
with Annex 1 No. 1.5.1 of this directive.
 
Electromagnetic compatibility (EMC) directive  
Class B Emissions, Industrial Immunity   
Restriction of certain hazardous substances (RoHS) directive 
as amended by Delegated Directive (EU) 2015/863 
 
Based on the relevant requirements of harmonised standards: 
Compressors and vacuum pumps. Safety requirements. Vacuum pumps 
Safety requirements for electrical equipment for measurement, control and laboratory 
use. General requirements 
Electrical equipment for measurement, control and laboratory use. EMC requirements. 
General requirements 
 
This declaration, based on the requirements of the listed Directives and EN ISO/IEC 17050-1, covers all product 
serial numbers from this date on: 2021-06-14 
 
You must retain the signed legal declaration for future reference 
This declaration becomes invalid if modifications are made to the product without prior agreement. 
ech – VP Engineering, Scientific Vacuum Division 
l Guddas – General Manager