BS EN 50286:2001 pdf download

BS EN 50286:2001 pdf download.Electrical insulating protective clothing for low-voltage installations.
The number of pockets in the protective clothing shall be limited to two The protective suit shall have one pocket for the jacket and one for the treusers The protective overall shall have two pockets located wi similar positions.
One pocket shall be placed at the chest level to the jacket or the overall. One pocket shall be placed laterally to the thigh to the trousers The pockets shall be equipped with flaps that shall have close and touch fasteners.
The hood shall be securely fastened to the pcket or overall The method of fastening stial ensure that:
the hood cannot become separated or detached, either in part or completely, from the Jacket or overall.
when the clothing le in use;
the integrity of the electrical msulation of the clothmg is maintained both across and along the length of the means of fastening, when th. clothing in use
Exanles of methods of fastening which meet these requirements are:
sewn seams which meet the requirements in accordance with 42;
zip-fasteners provided inside arid outside with insulating flaps and touch and close fasteners that completely cover all parts of the zip-fastener
The front edge of the hood shall be designed all around m such a way that a cord made from insulating material can be taken in: The cord shall be taken in the hood, but 4 shal not be fixed.
The hood shall be designed so that a protective helmet with face shield can be worn inside the hood The cord of the hood shall allow the hood to fit closely to the protective helmet
Any zip-fastener necessary to close the jacket, the trousers or the overall shall be made from insulatrg material However, it metal parts are used for the slider or for the terminal pieces of the zip-fastener, they shall be covered with insulating matenal.
The length of the zip-fastener shall correspond to the design of the jacket. The length shall be designed m such a way that the zip-fastener begins (10 * 2) cm above the hen, seam and ends (3 t 1) cm below the edge of the hood. The zip-fastener shall be covered by a flap that begins at the hem seam and ends at the hood seam: The flap shal be equipped with a touch and close fastener, which covers at least the whole length of the zip-fastener For the overal, the length of the zip-fastener and the design of the flap shall be chosen in a similar manner.
The cuff of the sleeves shall be adjustable by means ot a tab with a touch and close fastener
The bottoms of the trousers or overall legs shall be wide enough to be worn over foo(ar. The trousers shal be equipped with a ify that is closed over its length by a zip-fastener The fly shall be covered by a flap that shall have a touch and close fastener over the whole length.
The trousers shall be equipped with braces that shal be securely connected to the trousers and shall be adjustable or etasticated, The eLasticity may be achieved by a complete elastic brace or a piece of elastic in the brace
The colour shall be bright
4.1.2 Limited flame spread
The assembly of layers of fabric shal fulfil the fo$owing requirements (testing m accordance with 522):
no flaming to the top or either side edge no hole formation in the outer layer; no flaming molten debris; the mean value of alterftame shall be  2s; the mean value of afterglow time shall be s 2s.
4.1.3 Tear resistance
The outer fabric shal have a tear resistance of at least 30 N In the longitudinal and the cross direction (testing in accordance with 5.2.3).
4.1.4 Tensile strength
The outer fabric shal have a tensile strength of at least 700 N in lii. longitudinal and the cross direction (testing in accordance with 524).
4.1.5 Water-vapour resistance
The R. value shall not exceed 20 Pa m2,W (testing in accordance with 5.2.5).
4.1.6 Water penetration
The first water drop shall not penetrate below 130 mbar (testing ii accordance with 5.2.6).
4.1.7 Dimensional change due to laundering andlor cleaning
Th. dimensional change of the outer fabric shall not exceed ±3 % in the longitudinal and the cross direction
(testing in accordance with 5.2.7).
4.2 Electrical requirements
The protective clothing shall pass a proof test, in accordance with 5,3.2, ot
2.5kV under dry conditions.
2,0kV under moisture conditions;
1,5kv after rain.