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- Page 9 of 9 - 

 

 

Report No.   241619 

 

 

 

- If there is national standard or industry 
standard corresponding to the international 
standard, then either the national or 
industry standard is quoted. 
Meanwhile, in order to retain the relevant 
information on international 
standards,informative annex CC is 
increased, which gives the table about the 
comparison of the normative quoting files 
and reference documents in IEC 60950-1: 
2005 and GB4943.1-2011. 

 
 

 

 

- Page 1 of 8 - 

 

 

Report No.   241619 

 

 

 

Clause 

Requirement - Test 

Result - Remark 

Verdict 

1.2.4.1 

Add the following new notes.   
Note: Even if the equipment is designed as Class I, 
the equipment is regarded as Class 0I equipment 
when 2-pin adaptor with earthing lead wire or cord 
set having 2-pin plug with earthing lead wire is 
provided or recommended. 

Class III equipment. 

N/A 

1.2.4.3A 

Add the following new clause.  
1.2.4.3A CLASS 0I EQUIPMENT Equipment having 
attachment plug without earthing blade, where 
protection against electric shock is achieved by:  
- using BASIC INSULATION, and  
- providing externally an earth terminal or a lead 
wire for earthing in order to connect those 
conductive parts that might assume a 
HAZARDOUS VOLTAGES in the event of BASIC 
INSULATION fault  to the PROTECTIVE 
EARTHING CONDUCTOR in the building wiring.  
 NOTE – Class 0I equipment may have a part 
constructed with Double Insulation or Reinforced 
Insulation circuit. 

Class III equipment. 

N/A 

1.3.2 

Add the following notes after first paragraph:  
  
Note 1 Transportable or similar equipment that are 
relocated frequently for intended usage should not 
be designed as Class I or Class 0I equipment 
unless it is intended to be installed by service 
personnel.   
 
Note 2 Considering wiring circumstance in Japan, 
equipment intended to be installed where the 
provision for earthing connection is unlikely should 
not be designed as Class I or Class 0I equipment 
unless it is intended to be installed by service 
personnel. 

Class III equipment. 

N/A 

 

 

- Page 2 of 8 - 

 

 

Report No.   241619 

 

 

Clause 

Requirement - Test 

Result - Remark 

Verdict 

1.5. 1 

Replace the first paragraph with the follows:  
 
Where safety is involved, components shall comply 
either with the requirements of this standard, with 
the safety aspects of the relevant JIS component 
standard, or IEC component standards in case 
there is no applicable JIS component standard is 
available.  However, a component that falls within 
the scope of METI Ministerial ordinance No. 85 is 
properly used in accordance with its marked 
ratings, requirements of 1.5.4, 2.8.7 and 3.2.5 
apply, and in addition, a cord connector of power 
supply cord set mating with appliance inlet 
complying with the standard sheet of IEC 60320-1, 
shall comply with relevant standard sheet of IEC 
60320-1.   
 
Replace Note 1 with the following:   
Note 1  A JIS or an IEC component standard is 
considered relevant only if the component in 
question clearly falls within its scope. 

The component fulfils the 
relevant IEC standard. 

N/A 

1.5.2 

Replace first sentence in the first dashed 
paragraph with the following:   
 
 - a component that has been demonstrated to 
comply with a JIS component standard harmonized 
with the relevant IEC component standard, or 
where such JIS component standard is not 
available, a component that  has been 
demonstrated to comply with the relevant IEC 
component standard shall be checked for correct 
application and use in accordance with its rating.  
  
Add a note after the first dashed paragraph as 
follows:  
  
Note 1   See 1.7.5A when Type C.14 appliance 
coupler rated 10 A per IEC 60320-1 is used with an 
equipment rated not more than 125 V and rated 
more than 10 A.   
 
Replace first sentence in the third dashed 
paragraph as follows:   
 
- where no relevant IEC component standard or JIS 
component standard harmonized with the relevant 
IEC component standard exists, or where 
components are used in circuits not in accordance 
with their specified rating, the components shall be 
tested under the conditions occurring in the 
equipment. 

The component fulfils the 
relevant IEC standard. 

N/A 

 

 

- Page 3 of 8 - 

 

 

Report No.   241619 

 

 

Clause 

Requirement - Test 

Result - Remark 

Verdict 

1.7.1 

Replace fifth dashed parapgaph with the following: 
 
 - manufacturer’s or responsible company’s name 
or trade-mark or identification mark; 

Comply with requirement. 

P 

1.7.5A 

Add the following new clause. after 1.7.5   
 
1.7.5A  Appliance Coupler If appliance coupler 
according to IEC60320-1, C.14(rated current: 
10A)is used in equipment whose rated voltage is 
less than 125V and rated current is over 10A, the 
following instruction or equivalent shall be 
described in the user instruction. “ Use only 
designated cord set attached in this equipment” 

Class III equipment. 

N/A 

1.7.12 

Replace first sentence with the following: 
 
Instructions and equipment marking related to 
safety shall be in Japanese. 

Must be checked when 
market to Japan. 

— 

1.7.17A 

Add the following new clause. after 1.7.17   
 
1.7.17A Marking for CLASS 0I EQUIPMENT For 
CLASS 0I EQUIPMENT, the following instruction 
shall be marked on the visible place of the mains 
plug or the main body:  
 “Provide an earthing connection”   
Moreover, for CLASS 0I EQUIPMENT, the 
following or equivalent instruction shall be indicated 
on the visible place of the main body or written in 
the operating instructions:   
“Provide an earthing connection before the mains 
plug is connected to the mains. And, when 
disconnecting the earthing connection, be sure to 
disconnect after pulling out the mains plug from the 
mains.”   

Class III equipment. 

N/A 

2.6.3.2 

Add the following after 1st paragraph.   
This also applies to the conductor of lead wire for 
protective earthing of CLASS 0I EQUIPMENT. 

Class III equipment. 

N/A 

2.6.4.2 

Replace 1st paragraph with the following. 
Equipment required to have protective earthing 
shall have a main protective earthing terminal.  
For equipment with a DETACHABLE POWER 
SUPPLY CORD, the earthing terminal in the 
appliance inlet is regarded as the main protective 
earthing terminal except for CLASS 0I 
EQUIPMENT providing separate main protective 
earthing terminal other than appliance inlet. 

Class III equipment. 

N/A