• Your shopping cart is empty!

  • BS 4683-3:1972

BS 4683-3:1972

Specification for electrical apparatus for explosive atmospheres-Type of protection N

BSI Group, 08/16/1972

Publisher: BS

File Format: PDF

$125.00$251.46


Published:16/08/1972

Pages:14

File Size:1 file

Note:This product is unavailable in Ukraine, Russia, Belarus

Specifies the essential constructional features of electrical apparatus intended for use in Division 2 areas and test requirements which such apparatus shall meet. Subject to the limitations imposed by the temperature class, this type of apparatus is suitable for use in all gases and vapours when mixed with air. Does not cover apparatus intended for use where there may be a hazard due to ignitable dust or fibre.

All current amendments available at time of purchase are included with the purchase of this document.

More BS standard pdf

BS 6404-5:1986

BS 6404-5:1986

Magnetic materials-Methods of measurement of the magnetic properties of magnetically hard (permanent magnet) materials

$90.00 $180.34

BS 6807:1986

BS 6807:1986

Methods of test for the ignitability of mattresses with primary and secondary sources of ignition

$125.00 $251.46

BS 874-1:1986

BS 874-1:1986

Methods for determining thermal insulating properties-Introduction, definitions and principles of measurement

$90.00 $180.34

BS DD 130:1986

BS DD 130:1986

Open Systems Interconnection: virtual terminal protocol: basic class (ISO/DIS 9041)

$215.00 $431.80