Polon-Alfa TUN-38Ex Installation And Maintenance Manual Download | Manualshive

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IK

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E280

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001GB

9

Fig.

4

TUN

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38Ex

detector

basic

dimensions

IK

‐

E280

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001GB/07.2009

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Summary of Contents for TUN-38Ex

Page 1: ...TUN 38Ex Intrinsically Safe HEAT DETECTOR Installation and Maintenance Manual IK E280 001GB IIIC Issue ...

Page 2: ...WE type Inspection Certificate No KDB 04ATEX172X Supplement No 1 Quality Assurance Acknowledgement No GIG 04 ATEXQ 021 WE Conformity Declaration No 3 E280 2010 The Certificates may be downloaded from www polon alfa pl web site 1438 1453 Polon Alfa Limited Partnership 155 Glinki Street PL 85 861 Bydgoszcz POLAND 05 1438 CPD 0025 EN 54 5 TUN 38Ex Heat Detector conventional universal non detachable A...

Page 3: ...nes qualified as 1st and 2nd explosive hazard category resulting from potential explosion danger of explosive gases or inflammable liquid vapours that are ranked at IIA IIB and IIC explosiveness subgroups and T1 up to T6 temperature classes Allowable ambient temperature range 25 C up to 65 C for T6 temperature class 25 C up to 85 C for T1 T5 temperature classes 2 TECHNICAL SPECIFICATIONS Operating...

Page 4: ...m inner inductance LO 2 5 mH Connecting cable example YnTKSY Core diameter mm 0 8 1 0 Single core resistance Ω km 37 5 24 Pair of cores capacity nF Km 120 120 Inductance mH km 0 7 0 7 Note The total line capacity and line inductance as well as total inner inductance of the detectors installed behind an intrinsically safe barrier of separator must not exceed the level of 110 nF and 2 5 mH As a resu...

Page 5: ...perational environment this protection assures detector s in proper work explosive atmosphere 6 PRINCIPLES OF OPERATION The TUN 38Ex heat detector reacts to a rise of temperature occurring during initial phase of fire The detector operates as a fixed temperature detector after exceeding its set off operation threshold according to its given class It operates also as a rate of rise heat detector wh...

Page 6: ...tion Temperature C Maximum Static Activation Temperature C A1 25 50 54 65 B 40 65 69 85 The terms used in the tables have the following meaning Normal Operating Temperature Maximum Operating Temperature maximum temperature level at which detector operates for a short period of time provided no fire hazard occurs Static Activation Temperature temperature level at which detector transmits a warning ...

Page 7: ...N Determine the detector class with the cramps that are accessible after the cover removal Cramp positions corresponding to various classes is shown on Figure 2 Fig 2 Cramp positioning for various detector class example of A1R H Detectors shall be connected to detecting lines in accordance with Figure 3 ...

Page 8: ... etc removal periodic device functioning test The TUN 38Ex detector is required to pass periodic controls carried out at least once in 6 months to prove that the detector operates properly and works together with the fire control panel properly Any damaged detector must be passed for repair to the manufacturer During renovation or painting works detectors shall be protected from damage or dirt 9 S...

Page 9: ...IK E280 001GB 9 Fig 4 TUN 38Ex detector basic dimensions IK E280 001GB 07 2009 ...

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