PROPOSED SPECIFICATION FOR CCIQ LABORATORY FUME HOOD WORKS
CCIQ實驗室通風柜工程

1.　　SCOPE OF WORK (前言)

This section sets out the design, fabricate, supply, delivery, installation, test and commission of the laboratory fume hoods (fume cupboards).
這一部分介紹了通風柜的設計、構造、材質、安裝、檢驗等內容。

2.　　GENERAL (綜述)

2.1　　　　Standard fume hood is of 60 or 72 inches width.
標準的通風柜一般60 或者72 英寸寬度。

2.2　　Variations in face velocity for the fume hood shall not exceed 10% of the average face velocity at any designated measuring point.
通風柜表面風速的偏差不能超過設定風速的10％。

2.3　　 Fume hood face velocity shall be 100fpm (0.50m/s) under the work opening of the sash.
通風柜表面風速在操作高度為0.5m/s。

2.4　　 　　Average illumination of work area in the fume hood shall be at least 80 foot-candies.
通風柜內部工作區的照明度至少要80 foot-candies。

2.5　　The fume hood shall be tested in manufacturer’s facilities in conformance with international standards such as ASHRAE 110 for containment performance. Safety test such as UL 1805 is preferred to ensure safety operation. Supplier shall submit these certificates.
通風柜要經過生產廠家的檢驗，滿足ASHRAE 110的剩余濃度標準。另外，通風柜要通過UL 1805安全驗證。供應商都要提供以上證明文件。

2.6　　Fume hood shall be designed to minimize static pressure loss. Bell shaped exhaust collar configuration shall be provided.
通風柜的設計要減少靜壓損失。因此一般在排氣口附件采用鐘型設計。　　

2.7　　Each Fume Hood will be equipped with one cold water faucet and maximum to seven various gas faucet according to laboratory specialists’ requirement. All faucets should be remote control type.
每一個通風柜標準配置為一個冷水龍頭，此外根據實驗室專家要求可以配置最多7個不同的氣體龍頭。每種龍頭都在通風柜外部控制。

3.　　FUME HOOD MATERIAL AND CONSTRUCTION (通風柜材質和結構)

3.1　　 Ceiling closure panels of the fume hood shall be not less than 18 US standard gauges.
通風柜頂部鋼材的厚度至少為1.1mm。

3.2　　 Sash shall be constructed of laminated safety glass with not less than 71/32 inches thick.
移門用防爆浮法安全玻璃，厚度不小于5mm。

3.3　　Sash cables shall be constructed from sturdy material. A steel wire and sprocket system is preferred for its strength and durability.

移門鉸鏈由堅固的材料構成。一般為鋼鉸鏈和鏈齒輪。

3.4　　Sash guides shall be constructed from corrosion resistant polyvinyl chloride or equivalent material.

移門導向裝置由抗腐蝕的聚氯乙稀或相近材質構成。

3.5　　 Sash pull shall extend to full sash width and constructed from chemical resistant powder-coated steel and lined with corrosion resistant plastic to protect the sash.
移門把手不銹鋼制作，抗化學腐蝕物質噴涂，移門旁邊是抗化學腐蝕的塑料包裹。

3.6　  The interior access panels shall be gasketted to eliminate air leakage and to retain liquids inside hood. Polyresin or equivalent material shall be used for this purpose.
通風柜內部密封防止空氣泄漏，不會使液體積留。標準通風柜使用polyresin或類似的材料。

3.6.1　　All interior fastening devices shall be concealed and corrosion resistant. There shall be no exposed screws.
所有的內部連接裝置都需隱藏布置和抗腐蝕。沒有外露的螺釘。

3.6.2　　Exterior panel member fastening devices shall be corrosion resistant, non-metallic material.
外部連接裝置都需抗化學腐蝕，非金屬材料。

3.6.3　　The interior material inside Fume Hood should have authorization test certificate to ensure excellent chemical performance.
通風柜內襯材料需要有權威機關的證明，有良好的化學抗性。

3.7　　 There shall be an instruction plate attached to the fume hood exterior. The instruction plate shall be constructed from corrosion resistant material.
通風柜外部需要有一個抗化學腐蝕的指示牌。
 

4.　　FUME HOOD CONSTRUCTION (通風柜結構)

4.1　　Superstructure: The superstructure made in Fisher shall be rigid, self-supporting assembly of double wall construction and shall be not less than 4.5 inches thick.
Fisher通風柜結構堅固，由雙層框架支持，雙層框架厚度不小于4.5英寸。

4.1.1　　Wall shall be made of high quality, cold rolled, mild steel meeting requirements of ASTM A366 or equivalent.
通風柜柜體由符合ASTM A366要求的高質量、冷軋鋼板組成。

4.1.2　　Access to fixture valves in the fume hood wall shall be through exterior removable access panels, gasketed access panels on the inside liner walls, or through removable front posts.
安裝通風柜內閥門管道可以通過3種方式：外層可拆除的側擋板、內部密封的視窗擋板、和可拆除的前面板。

4.2　　Exhaust outlet: Exhaust outlet shall be rectangular in shape with ends radiused, shaped and flanged to reduce turbulence.
排氣出口：排氣出口為矩形，折邊法蘭連接，減少氣體擾流。

4.3　　Sash: Fume hood sash shall be constructed to provide full view of the working area with clear, unobstructed, side-to-side view of fume hood interior and service fixture connections.
移門：通風柜移門可以清楚地看清通風柜內部工作區域。

4.3.1　 Safety glass shall set into rails in deep into an extruded polyvinyl chloride glazing channels.
安全玻璃安裝在聚氯乙稀滑槽內。

4.3.2　　Counter balance system shall have a single weight, pulley, cable, counter balance system which prevents sash tilting and permits one finger operation at any point along full width pull.
平衡系統有砝碼、滑輪、鉸鏈等裝置。平衡系統可以阻止移門傾斜，并且可用一只手操控。

4.3.3　　Not more than 5 pounds shall be required to raise or lower sash throughout its full length of travel.
不超過5磅的力就可以升、降移門。

4.3.4　　The system shall be designed to hold sash at any operating position without creep and to prevent sash drop in the event of cable failure. Preferably, a life cycle test data shall be available.
移門可以停止于任何操作位置。當鉸鏈發生意外時，移門也不會下降。此外，需提供鉸鏈循環使用的極限數據。

4.3.5　　Sash shall open and close sash against rubber bumper stops.
移門的關、閉有橡膠緩沖裝置。

4.3.6　　There shall be a sash lock when the sash is opened fully for set up. The sash shall also automatically returns to safe operation height when lock is released.
移門可以自動回復到安全操作高度，當移門高度過高時。

4.3.7　　There shall be a full height sightline for better visibility.
通風柜有良好的可視范圍。

4.4　　 Fume hood Inner liner: 通風柜內襯材料

4.4.1　　Fume hood Inner liner shall be constructed from Poly-resin or equivalent material that meets chemical properties mentioned below. The liner shall not be made of metal or phenolic resin as these materials are either not corrosion or fire resistant.
通風柜內部材料是polyresin或類似物質，而不能是金屬或理化板之類不能抗腐蝕和防火的材料。

4.4.2　　Final appearance of the liner shall be smooth finish and white in color.
內襯材料表面光滑而且為白色。

4.4.3　　The liner shall have flexural strength of not less than 14,000 psi.
內襯材料的抗彎力不少于14,000磅/平方英尺。

4.4.4　　Flame spread shall be not more than 15 per UL 723 and ASTM E84-80.
滿足UL 723和ASTM E84-80的防火要求。

4.4.5　　Inner liner shall be constructed from material that provides resistance against spills and fumes of the chemicals. Test data of the fume hood lining for chemical resistance shall be submitted.
內襯材料由抗化學濺出、化學煙熏得物質組成。通風柜的內襯抗化學腐蝕的數據會提供給用戶。

4.5　　Work surfaces: 工作臺面

4.5.1　　Work surfaces shall be constructed from 1-1/4 inch thick epoxy resin dished a nominal one-half inch to contain spills.
通風柜工作臺面為1-1/4英寸厚度的環氧樹脂臺面，其中有1/2英寸的內凹槽盛濺出溶液。

4.5.2　　Epoxy resin shall be of flat cast with a uniform low-sheen black surface.
環氧樹脂臺面平整，黑色。

4.5.3　　Test data for chemical resistance of the epoxy resin shall be submitted.
臺面抗化學腐蝕的數據將提供給客戶。
 

4.6　　Baffles: Baffles providing controlled air vectors into and through the fume hood shall be constructed from the same material as the liner.
擾流板：擾流板應該和內襯材料一致，其引導通風柜氣體排除柜外。

4.6.1　 Exhaust slots full height on vertical sides of the baffle
排氣槽和擾流板垂直方向一致。

4.6.2　　Fixed, permanently open horizontal slot shall be provided 17 inches above the work surface.
排氣槽水平方向離工作臺面要有17英寸的距離。

4.6.3　　Minimum depth of 19 inches for interior workspace is required at the extreme upper portion of the fume hood to provide maximum interior work area.
通風柜上部需要有最小19英寸的工作深度。

4.6.4　　All baffle supports/brackets shall be constructed from non-metallic material.
擾流板支架由非金屬材料構成。

4.6.5　　Baffle positioning shall be tuned in factory for most optimal airflow characteristic.
生產基地里一般將擾流板的位置調節在對普通氣體最適位置。

4.7　　 Service fixtures and fittings: 配件

4.7.1　　Washers shall be color coded at hose nozzle outlets and mounted inside the fume hood and controlled from the exterior with color-coded index handles.
水龍頭在噴嘴處用顏色標示，并安裝在通風柜內部。其控制開關在通風柜外面，用不同顏色標示把手。

4.7.2　　 Valves used in the fume hood shall be needlepoint type with self-centering cone tip and seat of hardened stainless steel. Tip and seat shall be removable and replaceable.
通風柜里面閥門為針型閥，圓錐形的龍頭，不銹鋼制成，并可更換。

4.7.3　　 Fixtures exposed to hood interior (i.e. tap nozzle) shall be made of brass with chemically resistant black vinyl coating.
通風柜里面的配件（龍頭噴嘴）由黃銅構成，外面環氧樹脂噴涂。

4.7.4　　 Remote control handles shall be made of black nylon four-arm handle with nylon color-coded index buttons.
遠程控制開關是黑色的、尼龍十字型把手，當中是不同顏色標示的尼龍指示鈕。　　　　

4.8　　Hood light fixture: Two lamp, rapid start type, and UL listed fluorescent light fixture with solid-state typed ballast installed on exterior of roof.
通風柜照明：兩個熒光燈管，快速啟動類型，UL標準。鎮流器安裝在通風柜外部。

4.8.1　　 Interior of fixture shall be white in color and constructed from high reflecting plastic enamel.
照明罩內部白色，高反射的塑料材質。

4.8.2　　 All light fixtures shall be installed with safety glass panel cemented and sealed to the hood roof.

照明裝置上面有安全玻璃面板，并且和柜體密封。

4.8.3　　Lamps shall be included with fixtures.
照明裝置包括燈管。

4.8.4　　lllumination: 80 candles
照明亮度：80 candles。

4.9　　 Electrical services: Supply shall be three wired grounding type receptacles rated at 240 V.A.C. at 10 or 16 amperes.

電：三線接地插座，220V， 10或16安培。

4.10　 Safety Monitor/Alarm System: Safety Monitor/Alarm system that monitors the face velocity and provides audible and visual alarm if face velocity drops below safe levels shall be provided.
安全監控/警報系統：安全監控/警報系統監控表面風速，并在風速降低的時候，提供聲、光報警。