Home
Standards
Singapore Standards
ISO Standards
IEC Standards
Overseas Standards
Resources
COVID-19 Online Standards
Standards Supporting Sustainable Business Practices
Industry 4.0 Standards
Case Studies
Featured Content
White Paper on Standards for Smart Buildings
Upcoming Events
Subscription
Comment on Draft Standards
Singapore Standardisation Programme
Subscribe to eAlert
Useful Links
Contact Us
Advanced Search
FAQs
Log In
IEC 60664A:1981
First supplement
OVERVIEW
COMMENTS
-
PRODUCT DETAILS
Status
Withdrawn - 02 Jan 2026
Edition
1981
No. of Pages
45
ICS Classification
Committee
TC 28
Available for Purchase
For sale in Singapore only
Adoption
IEC : 0
