Page 117 - Electrician - TT (Volume 1)
P. 117

ELECTRICIAN - CITS





                                                                15  Spotlight
                        ITEMS                 SYMBOLS
            III  Switches and switch outlets                    16  Floodlight
            1  Single pole pull-switch
                                                                17  Fluorescent lamp

            2   Pendent switch
                                                                18 Group of three 40W fluorescent
                                                                   lamps

            IV      Socket outlets                              VI  Electrical appliances
            1   Combined switch and socket                      1   General
               outlet, 6A
                                                                   If necessary, use designation
            2   Combined switch and socket                         to specify.
               outlet, 16A                                      2   Heater

            3   Interlocking switch and socket
               outlet, 6A                                       VII  Bells, buzzers and  sirens
                                                                1   Siren
            4  Interlocking switch and socket
               outlet 16A                                       2   Horn or hooter

            V    Lamps                                          3   Indicator (at `N’ insert number
            1  Group of three 40 W lamps                           of ways)
                                                                VIII Fans
            2   Lamp,mounted on a wall or                       1   Ceiling fan
               light bracket
            3   Lamp, mounted on ceiling                        2   Bracket fan
                                                                3   Exhaust fan
            4   Counterweight lamp fixture
                                                                4   Fan regulator
            5   Chain lamp fixture                              IX  Telecommunication
                                                                   apparatus

            6   Pendent lamp fixture                            1   Aerial

                                                                2   Loudspeaker
            7   Lamp fixture with built-in switch
                                                                3   Radio receiving set
            8   Lamp fed from variable voltage
               supply                                           4   Television receiving set
            9   Emergency lamp

            10 Panic lamp

            11  Bulk-head lamp

            12  Watertight light fitting

            13 Batten lamp-holder (Mounted
               on the wall)
            14  Projector







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                                    CITS : Power - Electrician & Wireman - Lesson 20-25
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