IEEE C37.112-1996
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
IEEE Standard Inverse-Time Characteristic Equations for Overcurrent Relays
05-02-2018
English
11-30-1996
1 Overview
1.1 Scope
1.2 Purpose
2 References
3 Definitions
4 The time-current equation
4.1 Coordination of inverse time-current characteristics
4.2 The analytic equation
4.3 Time dial
4.4 Standard time-current characteristics
Annex A (Informative) - Derivation of the induction
characteristic
Annex B (Informative) - Bibliography
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.