Disclosure to Promote the Right To Information

Transcription

1 इ टरन ट म नक Disclsure t Prmte the Right T Infrmatin Whereas the Parliament f India has set ut t prvide a practical regime f right t infrmatin fr citizens t secure access t infrmatin under the cntrl f public authrities, in rder t prmte transparency and accuntability in the wrking f every public authrity, and whereas the attached publicatin f the Bureau f Indian Standards is f particular interest t the public, particularly disadvantaged cmmunities and thse engaged in the pursuit f educatin and knwledge, the attached public safety standard is made available t prmte the timely disseminatin f this infrmatin in an accurate manner t the public. ज न1 क अ+धक र, ज 1 क अ+धक र Mazdr Kisan Shakti Sangathan The Right t Infrmatin, The Right t Live प0र 1 क छ ड न' 5 तरफ Jawaharlal Nehru Step Out Frm the Old t the New IS (1984): Diagnstic X-ray tube with rtating ande, Part 5: Type DRA 5 [LITD 9: Electrmagnetic Cmpatibility]! न $ एक न' भ रत क +नम-ण Satyanarayan Gangaram Pitrda Invent a New India Using Knwledge! न एक ऐस खज न > ज कभ च0र य नहB ज सकत ह ह Bhartṛhari Nītiśatakam Knwledge is such a treasure which cannt be stlen

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4 UDC 621'386'2: 61lj..Q73 75 IS : ( Part 5) Indian Standard SPECIFICATION FOR DIAGNOSTIC X-RAY TUBE WITH ROTATING ANODE PART 5 TYPE DRA 5 1. Scpe - Specifies the characteristics and dimensinal requirements f high-pwer X-ray tubes ;:: with rtating ande Type ORA 5, with tw fci, each fcus having different target angle. c 2. Terminlgy - Fr the purpse f th is standard, the terms and definitins given in IS: > (Part IV/Sec 2 )-1973 I Electrtechnical vcabulary : Part IV Electrn tubes, Sec 2 X-ray tubes (first g revisin)' 'shall apply. I- -: 3. Type Designatin - The X-ray tubes shall be designated by three letters, fllwed by a numeral, g the first letter indicating the intended use f the tube, that is, diagnstic, therapeutic, etc, the c secnd and the third letter indicating the type f ande, that is, statinary r rtating. The numeral.. shall indicate the serial number f the particular type..., a. Example: ORA 4 shall mean diagnstic X-ray tube with rtating ande, Type 5. 0> 4. Dimensins - The dimensins f the tube shall be within the l imits specified in Fig. 1. The utline and shape f the tube may nt necessarily crrespnd t the figure The clur cde fr the terminals at the cathde end shall be as fllws: GI Cmmn, Black, Small Fcus, Red, Large Fcus, and Blue. >. s X..... r:::: a. t:; c I....; E E IS r:::: U GI en..gi.<:i ::> I r:::: U w 2( BLUEl OIBLACKl 11REDI All dimensins in millimetres. FIG. 1 DIAGNOSTIC X RAY TUBE WITH ROTATING ANODE Adpted 29 May September 1984, 151 Gr 1 IN 0 I A N S TAN 0 A R 0 SIN S TIT UTI 0 N MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI

5 IS : (Part 5) Characteristics a) Type f peratin b) Maximum rated peak vltage shall be at least c) Rated pwer at 0'1 s ( 300 W preladed ande) d) Optical fcal spt [measured in accrdance with IS: Methd f measu re- Fr O'6mm Fcus Fr 1 mm Fcus FuJI wave rectifying frm single phase r three phase. 150 kv 150 kv 30 kw, Min 0'6 mm x 0'6 mm, Max 50 kw, Min 1 mmx1 mm, Max ment f ptical fcal spt size f X-ray tubes (flrst revisin )] e) Target angle (measured by the use f ptical prjectr) f) Type f cling g) Ande heat strage capacity Oil immersed Hu (calculated in accrdance with IS: Specificatin fr X-ray tubes, diagnstic type) h) Ande speed (measured by 8400 rev/min apprx at 150 Hz strbscpic methd) j) Inherent filtratin 0'7 mm AI, Min k) Mass 3'5 kg, Max e Prtectin - The husing shall be in accrdance with IS : 'Radiatin prtectin fr an X-ray tube in a prtective tube husing, perating between 10 kv and 400 kv '. 7. Infrmatin t be Furnished by the Manufacturer a) Tube rating characteristic i) Maximum current (ma) time(s) characteristic fr all types f peratin, i1) Filament characteristic, iii) Emissin characteristic, and iv) Cling characteristics. b) Recmmended details fhusing suitable fr the tube. EXPLANATORY NOTE Th is standard cvers the requirements f the X-ray tube t be used fr purpse f the radigraphy and flurscpy in medical diagnstic X-ray apparatus f the static type. Varius parts f this Indian Standard n diagnstic X-ray tubes with rtating ande cver the fllowing types: Part 1 Type ORA 1 Part 2 Type ORA 2 Part 3 Type ORA 3 Part 4 Type ORA 4 Part 5 Type ORA 5 The diagnstic X-ray tubes with statinary ande are cvered under IS: Printed at New India Printing Press. KhurJa. India