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760 ملحقات الأسلاك - المقابس والفيش

الصفحة 32 في الوثيقة الأصلية

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تحقق المناطق الرطبة — مفاتيح ومقابس

760 WIRING ACCESSORIES·SOCKET OUTLETS AND PLUGS

760-1 Socket outlets shall be of the 13 Amps, 3 pin flat pin type or 15/16 amps., 3 pin round pin type with
shuttered line sockets. The earth contacts of each socket shall be effe ctively connected to the earth continuity
conductor and the phase and neutral shall be connected to the correct sockets. When viewed from the front in
its final mounted position, earth so cket shall be at the top, the neutral socket shall be below to the left and the
phase socket shall be below to the right.

760-2 No socket outlet shall be mounted in any bath room except for shaver socket outlet.

760-3 No socket outlet shall be mounted within two metres of any tap sink, basin in any kitchen,
cloakroom, etc., without the special approval of the Engineer in each case. Except where otherwise
specified, all socket outlets shall be mounted 30 m above the floor or work bench where apparatus
specified will be used. Socket outlets shall not be mounted at locations where they are liable to come into
physical contact with fabrics or other material that may catch fire due to transmission of heat.

760-4 Socket outlets and plugs for use on more than one phase shall include a pin or other approved
contact for the earth continuity connection which shall make contact before and break contact after all the
phase connections and the neutral connection where such is fitted. Where a pin for the neutral conductor is
fitted it shall make contact not later than and break contact not earlier than all the pins for the phase
conductors. The design of the socket and plug shall be such that the plug cannot be inserted in such a manner
that the neutral and any phase conductors become wrongly connected to the supply.

760-5 All socket outlets and plugs larger than 15/16 amps rating shall be combined with switch so
interlocked with the plug that the plug cannot be withdrawn or inserted with the switch in the' ON' position.