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sklademVydáno: 2014-09-30
BS EN 61869-4:2014
Instrument transformers Additional requirements for combined transformers
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| Označení normy: | BS EN 61869-4:2014 |
| Počet stran: | 26 |
| Vydáno: | 2014-09-30 |
| ISBN: | 978 0 580 59182 2 |
| Status: | Standard |
DESCRIPTION
BS EN 61869-4:2014
This standard BS EN 61869-4:2014 Instrument transformers is classified in these ICS categories:
- 17.220.20 Measurement of electrical and magnetic quantities
- 29.180 Transformers. Reactors
This part of IEC 61869 applies to newly-manufactured combined transformers for use with electrical measuring instruments and electrical protective devices at frequencies from 15 Hz to 100 Hz.
The requirements and tests of this standard, in addition to the requirements and tests of IEC 61869‑1 , IEC 61869‑2 and IEC 61869‑3 cover current and inductive voltage transformers that are necessary for combined instrument transformers.