Temperature Test For Portable Luminaires UL 153 12

Temperature Test For Portable Luminaires • UL 153 12 th Edition and CSA C 22. 2 No. 12 -1982 • Presented by Ms. Shelley Liu • (1 March, 2006)

Scope of UL 153 � UL 153的範圍� • Latest version of UL 153 is 12 th Edition dated Mar 25, 2002 with revision up to December 28, 2005. � UL 153之最新版本為發行於 2002年 3月25 日之12版本，最新修訂日期為 2005年 12月 28日�

Scope of UL 153 � UL 153的範圍� • UL 153 covers portable luminaires whose primary function is task or ambient illumination and provided with a flexible cord an attachment plug for connection to a nominal 120 volt branch circuit � UL 153適用於以照明為主要用途的可移動燈飾， 附有電源線及插頭，可供插接於 120伏之電源插 座。�

Scope of UL 153 � UL 153的範圍� Not apply to: � 不適用於� • Christmas trees, decorative lighting outfits, electric candles, candelabras without lamp shades, direct plug-in nightlights, sun and heat lamps, aquarium lamps, medical and dental lights, signs and commercial advertising displays…etc. [聖誕樹、裝飾照明裝備、電蠟燭、 沒有燈罩的分枝燭臺, 直接插入式小夜燈、太陽燈、 水族館燈、醫療和牙科燈, 標誌和商業廣告顯示. . . 等。]

Scope Of CSA C 22. 2 No. 12 -1982 � CSA C 22. 2 No. 12 -1982的範圍 � • Latest version is CSA C 22. 2 No. 12 -1982 (Reaffirmed 2004). � C 22. 2 No. 12 -1982的最 新版本重申於 2004年。� • It covers portable incandescent and fluorescent luminaires for illuminative and decorative purpose. � 適用於以照明或裝飾為 主要用途之燈具。�

Tests � 測試� (UL 153 & CSA C 22. 2 No. 12) • • Normal Temperature Test � 溫升測試� Stability Test� 穩定度測試� Strain Relief Test � 拉力測試� Component Fault Test� 零件故障測試� Grounding Continuity Test � 接地連續性測試﹞ Dielectric Voltage-Withstand Test � 耐壓測試� Leakage Current Test � 洩漏電流測試� Rain and Sprinkler Test � 淋雨及灑水測試�

Normal Temperature Test � 溫升測試� • Sample • The following points shall be considered when choosing test sample: [選擇測試樣品時應考慮以下各點: ] - an aluminum shade shall not be used to represent a steel shade [鋁燈罩不可以代表鋼燈罩] - A lighted colored shade or reflective shade shall not be used to represent a dark colored or nonreflective shade[ 淺色的燈罩不可以代表深色及不反光的燈罩] - Phenolic or porcelain lampholder in the base-up position shall not be used to represent a metal shell lampholder. [ 底部在上面的電木或瓷燈頭不可以代表金屬燈頭]

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • Test voltage, current and wattage [測試電壓、電 流和功率] - Test shall be conducted at rated wattage. [測試將以額定功率進行] - A portable luminaire provided with a transformer, a ballast, a power supply, or another device that alters the characteristics of the power supply prior to the lamp is to be tested at rated voltage. [備有變壓器、鎮流器、電源, 或可改變電源特性的可攜式 燈具, 測試將以額定電壓進行]

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • Specific test conditions – Free Standing and Surface Mounted Units [特定測試條件 - 直立及表面 安裝類] - Free standing units shall be tested on a ½ inch thick plywood that extends beyond the lamp at least 2 feet in each direction, and is located at least 3 feet away from other horizontal or vertical surface. [直立式燈具將置於 1/2英寸厚膠合板上測試, 膠 合板在各個方向至少延伸超越燈具 2 英尺, 距離其它水平或 垂直的表面至少 3英尺 。]

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • Sample placed at its normal operating position. � 樣品將置於正常使用位置 ) • Shade and decorative part adjusted to several positions of usage which results in a maximum temperature rise. � 燈罩和裝飾部份調校至不同 位置以達至產生最高溫升的效果�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • For adjustable arm, the shade shall be positioned close to mounting surface but not closer than 6 inches (152 mm). � 如有可調校臂， 燈罩則應調校至靠近支撐表面，但距離需大於 6寸 � • Surface temperature measured by thermocouple. � 表面溫度需以熱電偶量度�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • Winding temperature measured by change of resistance method. � 線圈溫度需以電阻差方法量 度� • Measured temperature (corrected to ambient 25 C) shall not excess the limits specified in table 125. 1 of UL 153 and table 9 of CSA C 22. 2 No. 12. � 各部份的量度溫度� 於校正至室溫 25 C情 況下� 不得超過美國和加拿大標準的限制�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ Temperature measurement by thermocouple • Common used thermocouple – No. 30 AWG iron and constantan wire. [常用的熱電偶 - 30號鐵及康 銅導線。] • Thermocouples shall be secured to surface by welding, soldering, fuller’s earth, sodium silicate (waterglass) or adhesive intended for surface and temperature. [熱電偶將以熔接 、 銲接 、 漂 白土、鈉硅酸鹽或膠黏劑固定於表面 。]

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • Tape is not to be used to secure thermocouple within 3 inches of thermocouple junction. [膠紙不可於熱電偶連接點 的3英寸之內用作固定熱電偶] • Operated continuously with rated lamp and at max. rated wattage until constant temperatures are attained. � 以最大瓦數的燈泡持續操作直至 溫度穩定�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ • A temperature is determined to be constant when � 如遇 下列情況，量度之溫度即被視為穩定� - the test has been running for a minimum of 7. 5 hours; or� 運作達最少 7. 5小時或) - the test has been running for 3 hours, 3 successive readings, taken at 30 minutes interval, are within 1°C and are still NOT rising. � 測試持續3小時後，在 3個相差 半小時的連續讀數內，溫差改變少於 1度而溫度沒有持續 上升的趨勢�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ Temperature Recorder � 溫度記錄器�

Normal Temperature Test (Cont’d) � 溫升測試� 續﹞﹞ The following locations are commonly failed at temperature test: � 下列為一般容易於溫升測試中過熱的部份� a) Any external surfaces (other than lamps or lenses) (表面溫度(燈泡除外 ) b) Parts for contact / adjustment (調校/接觸部份) (Wood/ Plastic/Glass/ Metallic) (木 /塑料/ 玻璃/金屬) c) Insulation material(絕緣物料) d) Transformer / Ballast winding(變壓器 /鎮流器線圈) e) Internal wire(內部線) f) Phenolic lampholder body(電木燈頭) g) Lampholder with paper liner(燈頭紙襯墊) h) Test floor / Mounting surface(測試/安裝表面) Limit: 90°C Limit: 90/85/70/50 °C Limit: pre rating (按照額定值) Limit: per rating (按照額定值) Limit: Per rating (按照額定值) Limit: 150 °C Limit: 90 °C

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