IEC 61779-3:1998 PDF
Electrical apparatus for the detection and measurement of flammable gases - Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air
Electrical apparatus for the detection and measurement of flammable gases - Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100 % methane in air
- Статус документа:
- product.statusDraft
- Формат:
- Электронный (PDF)
- Количество страниц:
- 7
- Дата публикации:
- 15 апреля 1998 г.
- Издание:
- IEC IS 61779 edition 1 version 1
- ICS:
- 17.060
Specifies requirements for group I (as defined in part 1) portable, transportable and fixed apparatus for the detection and measurement of methane concentrations in mine air. The apparatus, or parts thereof, are intended for use in mines susceptible to firedamp. The requirements and test methods applicable to the apparatus covered by this standard are specified in part 1. This standard is restricted to apparatus intended for the detection and measurement of volume ratios of methane in air from a volume fraction of 0 % up to a volume fraction of 100 %.
Технические детали
- Технический комитет
- TC 31 - Equipment for explosive atmospheres
- SKU
- IEC 61779-3:1998