IEC 60255-151
IEC 60255-151:2009
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
IEC 60255-151:2009 specifies minimum requirements for over/under current relays. It includes a specification of the protection function, measurement characteristics and time delay characteristics. Defines the influencing factors that affect the accuracy under steady state conditions and performance characteristics during dynamic conditions.
CHFÂ 250.-
Technical committee
TC 95 Measuring relays and protection equipment| Publication type | International Standard |
| Publication date | 2009-08-28 |
| Edition | 1.0 |
| ICS | 29.120.70 |
| Stability date | 2026 |
| ISBN number | 9782889100781 |
| Pages | 63 |
| File size | 1.28 MB |
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