終端服務(wù)電纜斷路器-中英對照
外殼： 設(shè)備設(shè)置在不受氣候影響的鋼櫥中。
1.為終端服務(wù)電纜提供斷路器。斷路器取最小值，15安培等級。
2.在每個櫥柜中提供便利容器。單個德國樣式容器2個插腳接地(Legrand 74130 類型) 使用插座附件，一個60 瓦特?zé)艟撸迳喜孱^可以提供照明，而且不影響任何其它設(shè)備。
3. 在每控制器櫥柜和地接櫥柜提供地接母線。
F. 電纜：電纜安裝IEG 標(biāo)準(zhǔn)相符采用銅導(dǎo)體，包括：
1.信號電纜： 24 芯x 1.5毫米 --- 鎧裝，直接埋設(shè)。
2.電纜：3 芯x 16毫米+接地導(dǎo)體16毫米
3.車輛檢測器的支線電纜： 2 芯x 1.5毫米 -屏蔽
4.環(huán)路：依大小排列2.5-4毫米 – 采用XLPE/PVC雙絕緣多股導(dǎo)線。
G.信號桿：
1. 信號桿和支架材料：
a.安裝批準(zhǔn)的圖紙要求，全部材料必須全新，不得有任何損壞。
b. 信號桿和支架材料，包括基扳，安裝根據(jù)ASTM A123規(guī)定采用熱浸鍍鋅。 在Corniche 路和在Shareh Al Sahl上，信號桿和支架設(shè)計統(tǒng)一路燈建筑設(shè)計。
0 合同號 PIC A-1093D
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2. 信號桿和支架設(shè)計
a.全部車間或現(xiàn)場零部件和組裝的設(shè)計必須符合MSHTO "高速公路結(jié)構(gòu)支撐物標(biāo)準(zhǔn)規(guī)范，Luminaires和交通信號"的要求，最新版，除非另有說明，并符合皇室委員會在第1到7 條款標(biāo)準(zhǔn)。
b.設(shè)計風(fēng)速為超出地面10米的高度，在最不利的方向不少于160 公里/小時。
c.全部零部件的尺寸必須進(jìn)行選擇，以便結(jié)構(gòu)或者任何零部件在規(guī)定負(fù)荷下不發(fā)生故障、斷裂、永久變形或者在任何額定或風(fēng)力負(fù)荷下發(fā)生振動。
d.信號桿和支架采用錐形、無縫、管狀類型的圓橫截面。
E. Housing: The equipment shall be housed in a weatherproof steel cabinet.
1. Provide circuit breaker(s) for terminating service wire. Circuit breaker(s) shall have minimum, 15 ampere rating.
2. Provide convenience receptacle in each cabinet. Receptacle to be a single German style 2 pin with ground (Legrand type 74130) outlet so located that by use of a socket attachment, a 60 watt lamp can be plugged in to provide light without disturbing any other equipment.
3. Provide an equipment grounding bus in each controller cabinet and ground the bus to the cabinet.
F. Cable: Cable shall be copper conductors conforming to IEG Standards and shall include:
1. Signal Cable: 24 core x 1.5 mm --- armoured for direct burial.
2. Power Cable: 3 core x 16 mm + ground conductor 16 mm
3. Feeder Cable for Vehicle Detector: 2 core x 1.5 mm - shielded
4. Loop Wire: Size 2.5-4 mm - stranded copper conductor with XLPE/PVC dual insulation.
G. Signal Poles:
1. Signal Pole and Arm Material:
a. All materials shall be furnished new and undamaged in accordance with the approved drawings.
b. Pole and arm, including base plate, to be hot dip galvanized in accordance with ASTM A123. On Corniche road and on Shareh Al Sahl
16800-10 Contract No. PIC A-1093D
the poles and arms design shall be integrated into the overall architecture of the road lighting poles.
2. Signal Pole and Arm Design
a. Design of all components and their assembly in the shop or in the field shall meet the requirements of MSHTO "Standard Specifications for Structural Support for Highway Signs, Luminaires and Traffic Signals", latest edition, unless otherwise specified in the Specifications and shall comply with Royal Commission standard details shown on Exhibit 1 thru 7.
b. The design wind speed shall be not less than 160 km/hr blowing in the most unfavourable direction at a height of 10 meters above ground.
c. Dimensions of all components shall be selected so that the structures or any of the components will not fail under the specified loads, nor will they crack, deform permanently or vibrate under the action of any combination of dead, live and wind loads.
d. Pole and arm to be tapered, seamless, tubular type with circular cross-section.
2014.10.11