1、December 2015English price group 10No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 47.020.10!%Ix“2385685www.din.deD
2、IN ISO 3434Ships and marine technology Heated glass panes for ships rectangular windows (ISO 3434:2012),English translation of DIN ISO 3434:2015-12Schiffe und Meerestechnik Heizbare Glasscheiben fr rechteckige Schiffsfenster (ISO 3434:2012),Englische bersetzung von DIN ISO 3434:2015-12Navires et tec
3、hnologie maritime Vitrages chauffants pour fentres rectangulaires de navires (ISO 3434:2012),Traduction anglaise de DIN ISO 3434:2015-12SupersedesDIN ISO 3434:1995-11www.beuth.deDTranslation by DIN-Sprachendienst.In case of doubt, the German-language original shall be considered authoritative.Docume
4、nt comprises 14 pages11.15 2DIN ISO 3434:2015-12A comma is used as the decimal marker. Contents Page National foreword . 3 National Annex NA (informative) Bibliography . 4 1 Scope . 5 2 Normative references . 5 3 Optical requirements 5 3.1 Requirements 5 3.2 Visibility . 6 3.3 Discoloration 6 4 Cons
5、truction of glass pane 6 4.1 General 6 4.2 Composition and materials 6 4.3 Protection of edges 8 4.4 Dimensions . 8 4.5 Parallelism . 10 4.6 Admissible distortion 10 5 Heating circuit 10 5.1 Heat output 10 5.2 Electrical power supply 11 5.3 Electrical connections . 11 5.4 Overheating protection. 11
6、6 Tests . 12 6.1 Electrical tests 12 6.2 Mechanical tests 12 6.3 Test certification 12 7 Marking . 12 8 Designation 13 Annex A (informative) Model for test certificate 14 National foreword This document (ISO 3434:2012) has been prepared by Technical Committee ISO/TC 8 “Ships and marine technology”,
7、Subcommittee SC 8 “Ship design”. The responsible German body involved in its preparation was DIN-Normenstelle Schiffs- und Meerestechnik (DIN Standards Committee Shipbuilding and Marine Technology), Working Committee NA 132-01-03 AA Fenster. Attention is drawn to the possibility that some of the ele
8、ments of this document may be the subject of patent rights. DIN shall not be held responsible for identifying any or all such patent rights. This standard has been approved by: DNV GL SE; employers liability insurance association Transport und Verkehrswirtschaft. The DIN Standards corresponding to t
9、he International Standards referred to in Clause 2 of this standard are as follows: ISO 614 DIN ISO 614 ISO 3903 DIN ISO 3903 IEC 60529:2001 DIN EN 60529 Amendments This standard differs from DIN ISO 3434:1995-11 as follows: a) the scope has been revised; b) normative references have been updated; c
10、) a minimum thickness of the inter-layer of heated glass panes is no longer specified; d) the former Tables 2 and 3 specifiying outer dimensions and thicknesses of glass panes have been dropped; e) glass panes with a nominal thickness of 25 mm have been included; f) the values for electrical power s
11、upply have been updated; g) the limit temperature for overheating protection has been changed; h) the immersion in water test has been deleted; i) the pane size is no longer included in the designation; j) the test certificate has been updated; k) figures have been updated; l) the standard has been
12、harmonized with current rules of presentation. Previous editions DIN ISO 3434: 1995-11 3DIN ISO 3434:2015-12National Annex NA (informative) Bibliography DIN ISO 614, Ships and marine technology Toughened safety glass panes for rectangular windows and side scuttles Punch method of non-destructive str
13、ength testing DIN ISO 3903, Ships and marine technology Ships ordinary rectangular windows DIN EN 60529, Degrees of protection provided by enclosures (IP Code) 4DIN ISO 3434:2015-12Ships and marine technology Heated glass panes for ships rectangular windows 1 ScopeThis International Standard specifi
14、es construction characteristics, optical qualities and heat current circuit, as well as the tolerances, tests, marking and designation of heated glass panes for ships rectangular windows of the heated series according to ISO 3903.It includes the conditions to comply with the safety of ships in times
15、 of frost and/or snow, particularly during manoeuvres in port.Heated glass panes are used on ships principally for the windows of wheel-houses and bridges, as well as in enclosed locations used for look-out and manoeuvring purposes. This International Standard specifies heated glass panes which are
16、intended for use at temperatures down to -40 C.2 Normative referencesThe following cited documents are indispensable for the application of this document. For dated references, the edition cited applies only. For undated references, the latest edition of the referenced document (including any amendm
17、ents) applies.ISO 554:1976, Standard atmospheres for conditioning and/or testing SpecificationsISO 614, Shipbuilding and marine technology Toughened safety glass panes for rectangular windows and side scuttles Punch method of non-destructive strength testingISO 3903, Ships and marine technology Ship
18、s ordinary rectangular windowsISO 5779:1987, Shipbuilding Ordinary rectangular windows PositioningISO 21005, Ships and marine technology Thermally toughened safety-glass panes for windows and side scuttlesIEC 60092-101, Electrical installations in ships Part 101: Definitions and general requirements
19、IEC 60529:2001,Degrees of protection provided by enclosures (IP Code)3 Optical requirements3.1 RequirementsWhen heated glass panes are installed in windows, they shall comply with the requirements in 3.2 and 3.3.All the optical requirements shall apply independent of the kind of temperature control
20、(for example, a thermostat).However, these optical qualities are not required at the periphery of the glass pane within a distance of 50 mm width, see Figure 1.5DIN ISO 3434:2015-12Dimensions in millimetresKey1 edge cover, variable width2 edge zone3 main clear vision area4 pane size (w/h)Figure 1 Ma
21、in clear vision area3.2 VisibilityHeated glass panes shall ensure perfect visibility in all weather, avoiding the formation of mist or frost, in relation to the heat output, see Table 3. In addition, they shall ensure maximum efficiency of the windscreen wipers when operating in conditions of frost
22、and/or snow. They shall not cause any significant reduction in the ability of a person to see with the naked eye or binoculars when a distant object is observed at normal line of vision through the glass. National and international regulations must be considered.Tinted glass shall not be used.3.3 Di
23、scolorationHeated glass panes shall not cause any deterioration in perception of colour, or perceivable discoloration of objects, in particular colours of signal lights and lights on buoys.4 Construction of glass pane4.1 GeneralA complete mountable heated glass pane that meets the requirements of th
24、is International Standard is an assembly consisting of laminated glass panes and a durable mounted device for the electrical connection.4.2 Composition and materialsSamples of the composition of the laminated glass panes are shown in Table 1 and Figure 2.6DIN ISO 3434:2015-12Table 1 Components of he
25、ated glass panesItem reference(see Figure 1)Term1 carrier pane2 cover pane3 heating element4 interlayera) Type A, with two laminated glass panesb) Type B, with three laminated glass panesItem references are given in Table 1.Figure 2 Samples of cross-sections of heated glass panes (not to scale)4.2.1
26、 Carrier paneThe carrier pane shall be clear single thermally toughened safety glass according to ISO 21005 or equivalent.The configuration of the window in the ship is specified in ISO 5779:1987.7DIN ISO 3434:2015-124.2.2 Cover paneThe cover pane protects the heating element. The material shall be
27、a clear single safety glass pane, toughened or semi-toughened.4.2.3 Heater elementThe heating element consists of a thin wire, a conductive film or a conductive coating ensuring the requirements of 3.3.4.2.4 InterlayerThe interlayer consists of a thin polymer material, e.g. polyvinyl butyral (PVB) f
28、oil.4.3 Protection of edgesThe glass panes shall have edge sealing all around to avoid any penetration of humidity or any other form of chemical attack between the layers of the lamination, and to protect the edges against impact as well as to ensure durable electrical insulation. Materials such as
29、silicone, rubbers, polysulfides or similar shall be used, compatible with the plastic interlayers of the lamination.This edge protection shall be bonded to the edge not thicker than 3 mm (see Figure 3).Dimensions in millimetresFigure 3 Protection of edges4.4 Dimensions4.4.1 Dimensioning and glass th
30、icknessThe main dimensions of a heated glass pane shall be produced as shown in Figure 4. The dimension t1in Figure 4 is in accordance with ISO 21005. Carrier panes shall have thickness t1. Glass panes in accordance with or equivalent to ISO 21005 shall be used.NOTE 1 Thickness t1is the designating
31、thickness for heated glass panes.8DIN ISO 3434:2015-12NOTE 2 The nominal sizes of windows are the dimensions of the clear parts allowing the passage of light, including the 50 mm edge zone shown in Figure 1. The sizes are given in accordance with ISO 3903:1993, Table 2. Other sizes that are not list
32、ed may be agreed on between the parties concerned.t1nominal thickness of carrier glass panet2nominal thickness of cover glass paneFigure 4 Dimensions of heated glass pane4.4.2 Tolerances on thicknessesTolerances on thicknesses of heated glass panes shall be as given in Table 2.Table 2 Tolerances on
33、thicknessesDimensions in millimetresThickness ToleranceTotal, t31,5carrier pane, t1810120,3in accordance with ISO 2100515 0,519 125 1Cover pane, t20,39DIN ISO 3434:2015-124.5 ParallelismThe tolerance on parallelism between the two surfaces of the glass pane shall not exceed 1 mm/1 000 mm, see Figure
34、 5.Dimensions in millimetresFigure 5 Parallelism4.6 Admissible distortionThe tolerance on flatness shall not exceed 3 mm/1 000 mm, see Figure 6.Dimensions in millimetresFigure 6 Flatness5 Heating circuit5.1 Heat outputThe heat output given in Table 3 is specified for heated panes used for de-misting
35、 and de-frosting of the glass at a medium wind velocity and a standard atmosphere 20 C and 65 % relative humidity as specified in ISO 554:1976, outside the polar regions.Higher heat output is required for navigation in polar regions; in such a case the manufacturers of heated glass panes shall be co
36、nsultedTable 3 Heat outputHeat outputW/dm2Outdoor temperaturesmin. max.7121791521down to -12 Cdown to -28 Cdown to -40 C10DIN ISO 3434:2015-125.2 Electrical power supplyThe power supply circuit of the heating for the glass pane shall be aligned with the supply voltage for continuous power supply cus
37、tomary on board of ships, as fixed in IEC 60092-101. The voltage in d.c. or a.c. may be used. For power supply identification systems, see Table 4.Table 4 Electrical power supply identification systemSupplyVoltageVFrequencyHzIdentification no.d.c.24 01110 02220 03a.c. single phase11550 1160 1223050
38、1360 14a.c. three phase11550 3160 3223050 3360 34230/40050 3560 3644050 3760 385.3 Electrical connectionsMoisture-proofed connection boxes, with a degree of protection of at least IP22 in accordance with IEC 60529, shall be installed between the heating circuit and the feed cable. These boxes shall
39、be bonded to the inner side of the heated glass pane.All necessary precautions concerning insulation and earthing of the installation to protect against electrical shock shall be taken. For requirements, see IEC 60092-101.If in special cases the connection box has to be installed on the glassframe o
40、r main frame of the windows, this shall be especially agreed between supplier and customer. In such cases, the glass pane will need to be equipped with suitable cables.5.4 Overheating protectionHeated glass panes shall be equipped with temperature-limitation devices (regulators) to ensure the heated
41、 glass pane does not overheat. Electric power to the heated glass pane must be switched off to ensure the temperature of the glass pane surface does not exceed 50 C. Two types of such a regulator are specified: Single regulation (S): the regulator (e.g. a temperature sensor) is mounted directly on t
42、he glass pane (interior-side). It affects only the relevant glass pane and is part of original equipment. Group regulation (G): a separate regulation device not mounted directly at the window to which several glass panes are connected appropriately. Relevant information on type and number of these r
43、egulation devices is necessary at the time of ordering.11DIN ISO 3434:2015-126 TestsTests shall be carried out by the heated glass manufacturer.6.1 Electrical testsA voltage test shall be carried out on each finished heated glass pane. The test voltage shall be an a.c. voltage of 1 000 V plus twice
44、the rated voltage, with a minimum of 1 500 V. The test frequency shall be 25 Hz to 100 Hz.The test duration shall be 1 min, and shall cover the electrical circuit from the connection for the heating area to the edge of the glass pane all around.6.2 Mechanical testsThe carrier pane of the heated glas
45、s pane shall be tested in accordance with ISO 614.6.3 Test certificationThe tests in 6.1 and 6.2 should be performed in a laboratory that complies with ISO/IEC 17025 and, where appropriate, a certificate issued. A model test certificate is given in Annex A.7 MarkingHeated glass panes which meet the
46、requirements of this International Standard shall be marked with a single equilateral triangle in accordance with ISO 614. Examples are given in Figure 7 and Figure 8.In addition, the following indications shall be added:a) within the triangle: the total nominal thickness t3of the heated glass pane,
47、 in millimetres;b) above the triangle: the heat output per square decimetre;c) the left side: the voltage and the identification number;d) the right side: type of glass pane, Type A or Type B.The marking shall be readable form the interior and shall be situated in a bottom corner of the glass pane.E
48、XAMPLE 1 A glass pane of Type A (two laminated panes) with a total thickness t3= 15 mm, a heat output of 7 W/dm2to 9 W/dm2, and an electrical supply of 230 V, 50 Hz, single-phase (identification number 13) shall be marked in accordance with Figure 7.Figure 7 Marking glass pane Type AEXAMPLE 2 A glas
49、s pane of Type B (three laminated panes) with a total thickness t3= 22 mm, a power output for two heating elements of 12 W/dm2to 15 W/dm2, and an electrical supply of 440 V, 60 Hz, three-phase (identification number 38) shall be marked in accordance with Figure 8.12DIN ISO 3434:2015-12Figure 8 Marking glass pane Type B8 DesignationFor reference and ordering purposes, heated glass panes conforming to this International Standa
