GPP Series User Manual 
208 
Declaration of Conformity 
 
GOOD WILL INSTRUMENT CO., LTD. 
declare, that the below mentioned product 
Type of Product: Programmable DC Power Supply 
Model Number: GPP-1326/GPP-2323/GPP-3323/GPP-4323 
satisfies all the technical relations application to the product within the 
scope of council: 
Directive:2014/30/EU;  2014/35/EU;  2011/65/EU;  2012/19/EU 
The above product is in conformity with the following standards or other 
normative documents: 
EN 61326-1: 2013 
EN 61326-2-1: 2013 
Electrical equipment for measurement, control and 
laboratory use  –– EMC requirements (2013) 
Conducted & Radiated Emission 
EN 55011: 2016 (Class A) 
Electrical Fast Transients 
EN 61000-4-4: 2012 
Current Harmonics 
EN 61000-3-2: 2014 
Surge Immunity 
EN 61000-4-5: 2014+A1:2017 
Voltage Fluctuations 
EN 61000-3-3: 2013 
Conducted Susceptibility 
EN 61000-4-6: 2014 
Electrostatic Discharge 
EN 61000-4-2: 2009 
Power Frequency Magnetic Field 
EN 61000-4-8: 2010 
Radiated Immunity 
EN 61000-4-3:2006+A1:2008+A2:2010 
Voltage Dip/ Interruption 
EN 61000-4-11: 2004+A1:2017 
Low Voltage Equipment Directive 2014/35/EU 
EN 61010-1: 2010(Third Edition) 
GOOD WILL INSTRUMENT CO., LTD. 
No. 7-1, Jhongsing Road, Tucheng Dist., New Taipei City 236, Taiwan 
Tel: +886-2-2268-0389    Fax: +866-2-2268-0639 
Web: 
www.gwinstek.com    Email: marketing@goodwill.com.tw 
GOOD WILL INSTRUMENT (SUZHOU) CO., LTD. 
No. 521, Zhujiang Road, Snd, Suzhou Jiangsu 215011, China 
Tel: +86-512-6661-7177    Fax: +86-512-6661-7277 
Web: 
www.instek.com.cn    Email: marketing@instek.com.cn 
GOOD WILL INSTRUMENT EURO B.V. 
De Run 5427A, 5504DG Veldhoven, The Netherlands 
Tel: +31(0)40-2557790    Fax: +31(0)40-2541194 
        Email: 
sales@gw-instek.eu