IEC 60255-8:1978
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Electrical relays - Part 8: Thermal electrical relays
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
09-03-2020
English - French
01-01-1978
This edition supersedes the first edition of IEC 255-8 (1978) and IEC 255-17 (1982).Applies to dependent specified time electrical measuring relays which protect equipment from electrical thermal damage by the measurement of current flowing in protected equipment. States the particular requirements for thermal electrical relays. Is to be read in conjunction with higher level documents in the IEC 255 series.
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.