Safety of High Pressure Cleaners
Contents
1. Cl 29 clearances and creepage distances Cl 30 fire resistance Drawings should refer to the component standard IEC 61558 2 16 and to IEC 60335 1 Documentation of Electrical Components Automatic electrical controls acc IEC 60730 1 Standards family IEC 60730 specifies requirements for automatic electrical controls to be used in products acc IEC 60335 It s a Part 1 Part 2 x system simliar to IEC 60335 series e 2 3 Thermal protectors for ballasts for tubular fluorescent lamps 2 5 Automatic electrical burner control systems not relevant for High Pressure Cleaners 2 6 Automatic electrical pressure sensing controls 2 Timers and time switches 2 8 Electrically operated water valves 2 9 Temperature sensing controls various types included thermostats temperature limiters non self resetting thermal cut outs Documentation of Electrical Components Automatic electrical controls acc IEC 60730 2 2 10 Motor starting relays 2 11 Energy regulator 2 12 Electrically operated door locks 2 13 humidity sensing controls 2 14 Electric actuators 2 15 Autom electrical air or water flow and water level sensing controls 2 22 Thermal motor protectors formerly 2 2 and 2 4 Drawings should contain the component standard and if applicable the class of the device if the standard covers several different types of controls the tech specs minimum operation cycles of IEC2. a SIA Manufacturing Summit Manufacturing Summit CETA Technical Committee Activities for 2014 Received Pressure Washer Exemption for San Joaquin Valley Air Pollution Control District under Rule 4308 Applied for exemption status for Yolo Solano Air Management District under Rule 2 37 Natural Gas Fired Water Heaters and Small Boilers Completed a new CETA Performance Standard with signature approval Completed a CETA Efficiency Standard final draft for final approval Started a CETA Ergonomic High Pressure Spray gun standard Completed a draft of a CETA High Pressure Hose Standard Contacted the DOE to start lobbying for our CETA Efficiency Standard CETA Technical Committee Report Good Afternoon Dr Dean was the project lead for the November 2013 amendment to District Rule 4308 so can answer your question below As proposed in the draft staff report you attached our Governing Board did adopt an exemption for all hot water pressure washers during this recent rule amendment Attached is the final rule which can also be found on our District webpage here hittp www valleyair org rules currntrules 03 4308 CleanRule pdf In addition attached is the final draft staff report with analyses that we took to our Governing Board for adoption That can also be found on our webpage here http www valleyair org Board_meetings GB agenda_minutes Agenda 2013 November 3 FinalGBltem Rule4308 11 14 13 pdf Let me know if you have any
3. Battery supplied 24V Determination of Determination of Overvoltage Category Cat II 230V rated voltage 24V Annex K Typeplate Cat Il Determination of Rated 2500V Impulse Voltage 500V Table 15 Determination of min 1 9mm clearance 0 5mm Table 16 29 1 Clearances Min clearances acc Tabelle 16 insulation rigid parts clearance of To be below is not accepted supplementary insulation clearance of reinforced insulation Table 16 use value of next higher step of To be below is not accepted rated impulse voltage 29 2 creepage distances Determination of Determination of pollution Working voltage material group degree often 2 J J CTI Index or PTI value Annex M acc Annex N a ee BE Determination of creepage Supplementary insulation distance for basic basic insulation Is never below than lat ni l INSUIATON clearance for basic insulation Table 17 reinforced insulation 2x basic insulation 14 Surge Test Determination of creepage distance for functional insulation Table 18 Clearances of electrical insulation 2 Table 17 Minimum creepage distances for basic insulation Creepage distance mm Working voltage Pollution degree Material group 0 6 1 2 1 5 1 1 9 0 18 0 85 125 0 28 0 75 1 05 1 5 1 9 21 24 250 0 56 1 25 1 8 25 43 3 6 40 400 1 0 2 0 28 40 50 56 6 3 a Creepage distances of el insulation 1 Ref CI 29 2
4. Table 17 with input of Working voltage example 240V 24V Pollution degree 2 exemption Pollution degree 1 if special protection is applied encapsulated pcb Pollution degree 3 if conductive dust occurs dust of carbon brushes Material group CTI Comparative Tracking Index Il IIla b UL for Plastics Preselection research for CTI Grade WW Tradename File Number CT search for possible UL IQ Plastics Database p a a generic type is sel wir oe the pe ng search will include Generic type n a Y any blen Aste thot the e gen sari part of Res u lt m N i creepag d istan Ce Ultraviolet light hii r Zei i 1 2 a Er ae dito on pce roe of ine ar es rin is silat if ig tes Aue a ae dod Hdl ao ah ith TER irate r mo owl Immersion i ewm e for basic or supplementary insulation T se 00 3 2 SEIEN amp Ignition Relative Temperature Index RTI C 9m m j m m Flame Class equalto gt nia r Electrical Strength nia e for reinforced insulation seen m nme z a High Amp Arc Ignition HAI nia Nechanice 5 0 mm 2 4 mm 2x basic ins E C Tests Tracking J Glow Wire Ignition GIT Na 7 Comparative Tracking Index CTI nla Glow Wire Flammability GWFI High Voltage Tracking Rate HVTR Dia Ball Pressure BP EB ASTM D495 Tracking D495 nia l additionally certified in accordance with Canadian National Requirements Example for evaluation of
5. 60335 1 CI 24 1 4 Documentation of Electrical Components Component Thermal cut out Thermal cut out of the capillary type shall comply with the requirements for type 2 K controls in IEC 60730 2 9 Drawings should refer to IEC 60730 2 9 Type 2 K Documentation of Electrical Components Component Relay No reliable safety standard for relays has been available New requirements e Relay shall be tested in the appliance or e Relay shall comply with IEC 60730 1 but tested separately to show compliance with IEC 60335 1 also e Motor starting relays shall comply with IEC 60730 2 10 in addition Drawings should refer to IEC 60730 1 IEC 60335 1 IEC 60335 1 Edition 5 1 What s new Surface Temperatures Cl 11 handles grips urfaces of handles knobs grips and similar parts which are ood O new ontinously held in normal use e g soldering iron of bare metal 30 30 of coated metal coating min 90 um enamel powder plastic 30 34 of porcelain or vitreous material 40 40 a a of rubber or of plastic having a thickness exceeding 0 4 mm a 50 50 including metal coated plastic parts if coating is lt 0 1 mm of wood n a 50 held for short periods only in normal use e g switches EEE 5mm surround around the control of bare metal 35 35 of coated metal coating min 90 um enamel powder plastic 35 39 of porcelain or vitreous material 45 45 DD C of rubber or of plastic having
6. Manufactures have the ability to produce better quality spray guns using different design changes to reduce fatigue Should incorporate tension balance and weight distribution he force to open the trigger gun is 105N 24 Ib at a pressure of 240 bar 3500 psi Force to hold the trigger gun in the open position is 30N 8 Ib at a pressure of 150 bar 2200 psi Force e N Newton General Why do we need safety standards To avoid accidents with unsafe products Compliance with standard requirements helps to reduce litigation of products placed on the market Application of standards is also relevant for the liability insurance in a company Knowledge of the content of important standards is a must have for all persons involved in the engineering process of a product designers lab technicians Product safety is vital for any company with the testing and certification of one their products it has to be implemented as a company policy Product certification is partly mandatory or a marketing advantage Certification worldwide el products BE Mandatory Recommended C gt Regions w increasing mandatory certification IEC vs CENELEC standards IEC publishes standards on a worldwide basis IEC standards form the basis for european standards published by CENELEC Only if a EU directive Machinery EMC Low Voltage require additional or different requirements CENELEC will
7. Noise Noise measurement according Annex CC harmonised with EN 1829 1 sound pressure level shall be given as a dual number value value uncertainty separately sound power level shall be given as a single number value value including uncertainty Reference to the test standard used gt IEC 60335 2 79 has to be stated Measurement amp statement in instruction is not mandatory for non EU countries Vibration Vibration measurement according to Annex DD Measurement of hand arm acceleration or whole body vibration If measurement is below 2 5m s resp 0 5 m s this has to be stated Reference to the test standard used gt IEC 60335 2 79 has to be stated Uncertainty of measurement has to stated Measurement amp statement in instruction is not mandatory for non EU countries 8 10 Power input and current makes a difference Starting point of all evaluations is always the rated value rated input power rated current as marked on the rating plate measured at rated voltage Table 1 Power input deviation Type of appliance Rated power input W anon Attention Solenoid valves combined appliances gt 25 and lt 200 gt 200 5 or 20 W and reciprocating plunger whichever is the greater type pumps change a 10 heating appliance into a Motor operated appliances gt 25 and lt 300 combined appliance 15 or 60 W whichever is the greater For motor operated appliances like high pressure clean
8. a thickness exceeding 0 4 mm we 60 60 including metal coated plastic parts if coating is lt 0 1 mm of wood 60 65 More materials Better differentiation Limits identical or improved depending on material IEC 60335 1 Edition 5 1 What s new Surface Temperatures Cl 11 Ext Enclosures External enclosure of appliances except handles held in normal use of coated metal coating min 90 um enamel powder plastic 60K 59K of plastic having a thickness exceeding 0 4mm SS including metal coated plastic parts if coating is lt 0 1 mm 75K Less rounding of original values Limits reduced by 0 2K Parts 2 especially in european EN version are giving more and typically more restrictive limits IEC 60335 1 Edition 5 1 What s new Overflow test Cl 15 2 Overflow test of liquid containers was tested until now with water containing 1 NaCl New requirement adds 0 6 rinsing agent to the NaCl solution Rinsing agent specs viscosity 17 mPa s pH 2 2 1 in water In case of doubt this rinsing agent has to be used Plurafac LF 221 mfr by BASF Cumene sulfonate 40 solution Citric acid anhydrous Deionized water Rinsing agent helps the liquid to creep into openings cracks and gaps Test w rinsing agent is a good simulation of a full detergent tank IEC 60335 1 Edition 5 1 What s new Construction Cl 22 Cl 22 5 Plug pin voltage 34V after 1s
9. additional questions Thank you Chelsea Gonzales Air Quality Specialist HEALTHY a LIVING www healthyairliving com San Joaquin Valley Air Pollution Control District Make one change for clean air CETA Technical Committee Report Reason for having an industry standard Performance Standard CPC 100 There has been reported tort claims against companies which advertise specifications which are not delivered when tested by the customer This is false advertisement A class action lawsuit in California involving small engine manufactures several years ago forced the engine industry to examine the various engine J standards and the difficulty of not having a single performance standard which is recognized by the industry CETA is attempting to raise the bar for manufacturers giving the pressure washer industry a performance standard which was developed by the industry This standard uses the same procedures as the old standard for testing and measuring gpm and psi with the biggest change in calculating engine performance Engines are measured by acceptable loading on the engine and is defined by using no more than 85 of maximum available engine power By solving for the difference in loaded and wide open throttle speeds using a typical loaded speed of 3200 rom and 85 load about 175 rom difference is determined The engine manufacturers are performing this test to verify excessive loading on their engines which could void engin
10. amend or modify the IEC content in so called Common modifications Additional modifications are based on national laws Typical CENE LEC requirement Plugs are different in nearly all countries adopt IEC standards IL Laboratories Canada CSA has its own standards C22 2 No 68 amp B140 11 but has in parallel a hug variety of IEC standards GB already adopted CANADIAN STANDARDS ASSOCIATION General IEC EN 60335 EC EN 60335 Family is a standard family dealing with safety Performance or environmental requirements are not dealt within IEC EN 60335 But there are some overlaps oil fired high pressure cleaners safety standard specifies max soot and CO emissions due to safety relevance product safety has to be ensured during e normal operation intended use described in user instructions e typically forseeable misuse e single failure cases safe when one failure occurs functionality and or product may be damaged product safety standards will not give protection against e multiple failures e misuse High Pressure Cleaners e typically forseeable misuse cleaning the enclosure with high pressure water spray e misuse spraying paint instead of water Relation IEC EN 60335 part 1 and Part 2 x Part 1 has to be seen as a library as a collection of safety standards and test procedures Part 2 x specifies specific requirements by referencing on certain contents of part 1 or by specifyi
11. restriction of hazardous substances is recommended Mandatory for global market access Product Certification Hints amp Outlook Product modifications like e modified replaced components e modified ratings need to be addressed in product certification Audits performed by customs authorities e g in Asia block partly products from being delivered further due to differences of the test documentation and the real delivered products ECEE is in process of modifying the documentation procedures implementation dates not clear yet Content amongst others e Documentation of used plastics similar to UL e Documentation of Glow Wire Tests Ball Pressure Tests
12. self resetting thermal cut outs 30 cycles Ref Cl 24 1 4 Electrical Requirements Components 4 Transformers relevant standard IEC EN 61558 2 6 double insulation between primary and secondary winding secondary voltage less than 42 V gt SELV safety extra low voltage Relevant standard for ignition transformer IEC EN 61558 2 3 Ref Cl 24 1 2 Receptacles connectors for accessories relevant standard IEC 60320 standards family Ref Cl 24 1 5 Cl 25 Supply connection and external flexible cords Products must be fitted with a supply cord except 3AC products and machines for fixed installation Quality for Brazil it is slightly different type designation is different e PVC 60227 IEC 53 HO5VV F for home amp garden products e Heavy rubber sheathed 60245 IEC 57 HO5SRN F for home amp garden products e Heavy rubber sheathed 60245 IEC 66 HO RN F for professional products Length Mobile machines need 5m of fd length available to the user 7 TS Strain relief and flexing test NG nu push force 125N 25 times WK 0 4 Nm for 1 min A flexing on the test bench o LI 10 000 cycles 45 Plug 1AC machines need to be equipped with a plug 3AC machines not Cl 25 Supply connection and external flexible cords Clearances of electrical insulation 1 Ref CI 29 1 IEC term clearance UL term spacing through air Examples Mains supplied 230V
13. the manufacturer has to be supplied Otherwise there is no change to test and evaluate against the correct limit Temperature rise K Windings if the winding insulation according to EC 60085 Is class 105 A class 120 E class 130 B class 155 F class 180 H class 200 N class 220 R class 250 Remark Insulation classes with classification letters A have been replace by numbers Class 105 11 Heating of components Various components switches supply cords capacitors are available with or without a I marking this marking shows the acceptable limits of the surrounding area within 5mm distance to the component surface Without T marking More stringent limits Ambient of switches thermostats and temperature limiters without T marking with T marking Rubber polychloroprene or polyvinyl chloride insulation of internal and external wiring including supply cords without temperature rating or with a temperature rating not exceeding 5 C 50 with temperature rating T P where T exceeds 5 C T 25 Outer surface of capacitors with marking of maximum operating temperature T 0 without marking of maximum operating temperature small ceramic capacitors for radio and television interference suppression capacitors complying with EC 60384 14 other capacitors 11 Heating Enclosure not handles Temperature limits for surfaces of encl
14. the minimum values of Cl 29 Products with liquid tanks e g detergent tanks Tank will be filled completely 15 or 0 251 whatever is the greater within a minute Acceptance criteria Passing dielectric strength afterwards 8 15 Spray arch Spray arch IPX3 IPX4 1 600 max ffnung 0 4 UNI I BBB BBO N N N N N NEN N N N gt Gegengewicht 8 15 Spray arch 8 15 Test nozzle Hand nozzle for IPX3 IPX4 Schlauch Bewegliche Abdeckung Spritzbrause Offnungsdurchmesser 0 5 Ansicht in Pfeilrichtung A Abdeckung entfernt Splashing water nozzle for IPX5 16 DE HI ff LL hat PRERA LA TIITII 13 8 8 1 Protection against access to live parts General durable fixing of electrical components free flying wiring should be avoided detachable parts are removed various test probes e Probe B of IEC 61032 for Class Simulation of a long thin index finger e Probe 13 of IEC 61032 for Class II Total appliance amp details of Cl II products Length of tip 15mm For vulnerable people also Probe 18 Europe only Tolerances acc IEC EN 60335 2 79 Rating plate Cl 7 1 x rated power input Tolerance 15 or 60W whichever is the greater allowable pressure 1 1x 1 5x rated pressure rated pressure Tolerance 10 in hp mode rated flow measured in ho mode no tolerances defined max flow rate measured in d
15. 0m e List of countries is growing e Certification provides a reduction of product liability risks European Union Mandatory for global market access Product Certification what is needed for safety IEC test reports amp CB test certificate including e the correct product designation and ratings All relevant components in the component list U D CAA US Actual component standards used supplier K AN For Europe e EN test reports may be included in the IEC test reports e Test reports not older than 3 years otherwise loss of presumption of conformity e Not older than 3 years Taski OEM products e Risk assessment acc EN ISO 12100 former ISO 14121 1 ibf SafeExpert Mandatory for global market access Product Certification what else is needed For Europe and other countries with EMC requirements e EMC EMF test reports based on the latest test standards For Europe and other countries with implemented ErP measures e Test reports showing compliance with all applicable ErP regulations motors pumps fans For Europe and other countries with implemented environmental regulations ROHS Restrictions of use of Hazardous Substances RoHS e Documentation showing RoHS compliance material analysis declarations of suppliers delivery history e Use of EN 50581 2012 Technical documentation for the assessment of electrical and electronic products with respect to the
16. 61 decided to continue to refer to P types also in future e Step by step updated certificates from capacitor suppliers will need to show S and P types in parallel otherwise we can t use the component e Glow wire testing according IEC 60335 1 is necessary Drawings should refer to the dated standard IEC 60252 1 2010 and state type PO P1 or P2 as necessary amp for GWT to IEC 60335 1 Documentation of Electrical Components Component Supply cord amp Plug 1 Supply cords of multi phase appliances shall have a neutral conductor in blue color Supply cords for Europe shall comply with EN 50525 standards family see separate document for details Plugs shall have a current and voltage rating being not less than the corresponding appliance Plugs for various countries could be found in IEC TR 60083 international or here for Europe fto fto cencenelec eu CENELEC T Cs 61 PlugsSockets pdf or CLC TR 50417 will possibly be a new Annex ZH to EN 60335 1 Certification of plug is limited to certain types amp cross sections of cords Important Supply cord and plug are two separate components also separately certified Documentation of Electrical Components Component Supply cord amp Plug 2 Table ZD 1 IEC and CENELEC code designations for flexible cords Type of flexible cord Code designations CENELEC PVC insulated cords Light polyvinyl chloride sheathed flexible cord 60227 IEC 52 HO3VV F Ordinary poly
17. A mh carrying gt 0 5 A ae atender arri in unatended unattended in attended ee m unattended apaliances appliances appliances in attended appliances and all appliances parts oflhand hald and simiar apphancas Clow wire test at gap wi Matenal ta have a Matenal ta have a Glow ire SF of EVE of Glow wire low Ww ire at least 750 at least B50 test test a 60 C atisi 7 Cale ire withalarnsd PCE base materi al with gt low power circuis in other than hand held and similar appliances Material to nave Glow ITE Slow Fire Matenaltohave a WIT g tes test a ST of atleast Pro i at fod G at 640 atleast 676 C Decorative trims knobs etc lag wihaland without line wih lanid with ignition Neeacde fame teat on Surounding parts surrounding parts to be at least V 4 gaton Need efame Material ta be test at least Vo Fe RPNE attended nearly all products unattended battery charger amp areas involved in charging process Cl 30 Resistance to heat and fire UL database Underwriters Laboratories offers the world leading plastics research database free of charge ULQ for Plastics Help FAQ s File Number Pena Component Plastics r A Fa generic type is selected the resulting search will include Generic type na any blends that the generic type is a part of minimum thickness mm f Company name Ultraviolet light and or water immersion Ina Fl Suitable for outdoor use
18. Exclusion capacity changed from lt 0 1 UF to lt 0 1 UF Electronics influencing the 34V after 1s test e g standby controllers have to be tested as a PEC protective electronic circuit Cl 22 54 Access to button cells and R1 batteries Dimensions type R1 36 2 mm x 12 mm Comparison AAA Battery Micro 44mm x 10mm AA Battery Mignon 50mm x 14mm These batteries shall not be accessible e without the aid of a tool or e the cover of their compartment can only be opened after at least two independent movements applied simultaneously Remote controls VC 6 xxx Not relevant for IEC 60335 2 67 68 69 72 but for IEC 60335 2 79 IEC 60335 1 Edition 5 1 What s new Clearances Cl 29 Higher altitudes Appliances intended for use at altitudes exceeding 2000m the clearances Table 16 shall be increased according to the multiplier values in Table A 2 of IEC 60664 1 Standard altitude is 2000m extended altitude level 4000m Alps Andean Region Himalaya Rocky Mountains Specs in LH PH need to be amended if high altitude is wanted Mandatory for global market access Product Certification Product Certification is voluntary but a CAUTION e Various countries have mandatory certification SLOW DOWN schemes used as trade barriers Russia Ukraine CUSTOMS Belarus Kaszachstan Argentina Brazil Mexico ows China Korea Taiwan Japan Nigeria Saudi Arabia 10
19. Radiation toxicity and similar hazards Reference to EMF tests Important Content Scope Pressure range 360 psi 25 bar to 5000 psi 350 bar e Upper pressure limit harmonized with north american standard UL 1776 Type Ill In Europe high pressure cleaners exceeding 5000 psi 350 bar are covered by EN 1829 1 Energy system e Electrical e battery driven e internal combustion engine driven Cl 6 Classification Cl 6 1 Protection class Defined in IEC EN 60335 2 x e Class grounded D e Glass II double insulated DO e Class Ill low voltage marking not yet mandatory However hand held appliances and hand held parts of steam cleaners and high pressure cleaners shall be class Il or class Ill Cl 6 2 Protection degree against ingess of water Defined in IEC EN 60335 2 x Cl 6 1 Classification protection class conductive metal enclosure dangerous touchable voltage gt 42V protection Class protection Class 3 dangerous touchable voltage gt 42V Protection Class Ill U lt 42V not dangerous Safety extra low voltage SELV 8 15 Moisture resistance Enclosure must comply with the classified IP code of Cl 6 2 High Pressure Cleaners IPX5 Protected against water jets Water projected at all angles through a 6 3mm nozzle at a flow rate of 3 3 gpm 12 5 liters min at a pressure of 4 35 psi 30 kN m2 for 3 minutes from a distance of 118 3 meters Dry Vacs and scrubbe
20. acc Cl 24 e component should be tested and certified by a accredited 3rd party lab VDE ENEC UL CSA certificate shall refer to the correct standard e alot of component manufacturers certify for both worlds and have double marking e g 120V UL 250V VDE e sometimes optional checked in the appliance typically used if component is used not within scope of certification specs higher load hotter ambient temperature exceeding nominal cycles of operation Electrical Requirements Components 2 Switches Main switch for 230V machines all pole disconnection all switches endurance test frequently used 50 000 operation cycles typical marking 5E4 5 10 gt main switch operator presence control etc others 10 000 operation cycles typical marking 1E4 1 10 gt operation mode switches drive directions relevant standard IEC EN 61058 1 optional checked in the appliance switch not certified by manufacturer or used not within specs e g higher load check for ambient temperature rating T marking Ref Cl 22 105 24 1 3 Electrical Requirements Components 3 Other controls relevant standard IEC EN 60730 standard series endurance requirements thermostats 10 000 cycles temperature limiters 1 000 cycles self resetting thermal cut outs 300 cycles voltage maintained non self resetting thermal cut outs 1 000 cycles other non
21. clearances Figure 11 i 1 Ei u u u The live parts L and L Are separated from each other and partially surrounded by a plastic enclosure containing apertures partially by air and are in contact with solid insulation A piece of inaccessible metal is incorporated inside the construction There are two metal covers one of which is earthed 3 Type of insulation Clearance Basic insulation L A L D LF Functional insulation L L Supplementary insulation DE ak FG u Air Reinforced insulation L K m Solid insulation P accessible unearthed metal part enclosure 1 2 3 accessible earthed metal part 4 inaccessible unearthed Cl 30 Resistance to heat and fire Ball Pressure Test 1 Test of external parts insulation parts Test on plastic softening Preselection research possible UL IQ Plastics Database Ref Cl 30 1 Annex O Cl 30 Resistance to heat and fire Ball Pressure Test 2 External parts of Thermoplastic material Insulating non metallic forming material material supplementary Supporting live insulation or parts reinforced insulation Other parts Ball pressure test at the higher of 40 C AT in clause 11 25 C AT in clause 19 Thermoplastic material forming supplementary insulation or reinforced insulation Thermoplastic material forming reinforced insulation No Yes Ball pressure test Ball pressure test Ball
22. e to the MD Original intend of the EN version of standard transferred into the IEC standards Year of production Year when the production process was finished High Pressure Accessories no longer need a marking symbol of manufacturer relevant for OEM products Additional markings General warning sticker for all machines Products not equipped with back flow prevention LPG engine driven products intended for indoor use Important Content User manual Cl 7 12 Language versions verified by the manufacturer need to be marked with Original instructions Other versions e g translations created by a dealer need to be marked with Translation of the original instructions Technical data Content of the rating plate need to be shown in the instructions Explanation of all symbols used on the machine Clear identification of intended use typical cases of foreseeable misuse information regarding putting into service safer operation handling transportation and storage conditions in which the machine meets the requirement of stability during use transportation assembly dismantling when out of service testing or foreseeable breakdowns Safety warnings now clearly separated into Warning Caution Danger input from ANSI Z535 series Important content User manual Noise amp Vibration User manual Noise Cl 7 12 102 Annex CC amp Vibration Cl 7 12 103 Annex DD
23. e warranties Market Efficiency Labeling CERTIF Intertek FF Be ve f EI j Intertek Intertek ENERGY STAR RE Efficiency Label Recent studies show that consumers continue to support companies and brands that demonstrate social and environmental responsibility and are increasingly looking for certification marks or labels on products to validate environmental credentials What s more manufacturers and retail brands are under greater pressure to ensure products meet standards and have accurate test and analysis data to back up their claims Intertek s new Green Leaf Mark is proof that a product has been independently tested and found to conform to multiple existing environmental regulations such as RoHS laws REACH and Eco Design requirements through one mark rather than multiple marks The Green Leaf Mark is used on product packaging in point of purchase displays product advertising and literature to explain a product s environmental credentials CETA Efficiency Standard CETA ES01 This standard was written to address the requirement by the DOE standard 10 CFR Part 430 The plan is to use this standard for the application and use of the Green Leaf label verified label or creation of a CETA efficiency label The present industry average using this standard is 70 efficiency lt is proposed that the target will be 68 efficiency which meets the requirement of only 25 able to comply with this standard
24. ers tolerances are mostly single sided only causing the fact that the value on the rating plate can be underrun in reality Marked values of rated input power are typical for Europe values for rated current are typical for North America 8 11 Heating Measurement to be performed with fine thermocouples or usual for windings by the rise of reasistance method RoR is perferred whereever possible Heating measurements are always expressed as relative temperature rises AT max temperature starting temperature not as absolute values Measurements are performed until stable conditions are established stable is not defined take care some products get hotter after switching off Operating conditions supply voltages according to type of product 811 4 11 6 e Heating appliances Two measurements 100 und 115 of rated voltage e Combined appliances or motor operated appliances most unfavorable voltage within the range of 94 106 of rated voltage e Attention Products with a supply voltage range 220 240V are operated with a combination of extreme voltages and factors 0 94 220V 1 06 240V gt 206 254V 8 11 Heating of windings Windings e g motors but also coils of solenoid valves are classified in insulation classes acc IEC 60085 different insulation classes allow lead to different temperature limits During the selection of a component a declaration of insulation issued by
25. etergent mode with detergent nozzle includes amount of detergent Tolerance 10 KECO Ao C K5 520_ 1 181 110 30V 50Hz 2 1kW IPX5 13 0kg p in max 0 8 Pa T in max 40 C p 12 5MPa p max 14MPa Q 7 51 min Q max 7 71 main General rules for all tolerances Values on the rating plate are the Starting point for all tolerances mentioned Made in Italy Italy Important Content rating plate Cl 7 1 Serial number is not mandatory Complete address of manufacturer to be reached by mail TOW typical operation weight shall appear on rating plate The weight of the machine ready for operation in Ib kg rounded to one decimal place including with cable cord not relevant for cordless machines with batteries not relevant for hard wired connected machines with all standard equipment necessary for normal use Hose Spraying device Standard nozzle but no extra nozzles machine and hoses completely empty fuel tank filled tank for descaling detergent is filled tank for cleaning agent where applicable is not filled Designation of machinery amp designation of series or type Original intent of the EU Com was that a drilling machine should be marked with drilling machine due to difficulties of the market surveillance officers to identify the purpose of some machines The official wording in the machinery directive MD Annex 1 Cl 1 7 3 is much stricter but weakened by the official Guidelin
26. giving importance to the use of an efficiency label We still need feedback from the various pressure washer manufacturers to determine their averages following this standard before establishing a final number This is the same requirement for use of the ENERGY STAR label The use of these labels are limited to only 25 of the products that can achieve targeted efficiency cl oy Intertek ENERGY STAR VERIFIE VERIFIE Intertek Intertek Current Laws amp Standards EFFICIENCY Efficiencies amp Regulations eFederal Level 78 AFUE Standard eCO in flue gas lt 400ppm eSmoke test 3 on the smoke spot eT he EUnited Cleaning Machines Association requires on a voluntary bases any machine greater then 50KW 170 800 Btu s can not have a thermal loss of greater then 9 as measured using the carbon dioxide content or oxygen measurement in the exhaust Future Laws amp Regulations U S DEPARTMENT OF Bin WASHINGTON DC The U S Department of Energy DOE recently announced it has increased the energy efficiency standards for process heaters and boilers The Department amended these standards which become effective in 2015 The minimum AFUE rating requirements vary based on the type of fuel used and the heating medium The minimum AFUE rating for a gas fired hot water process heaters and boilers is 82 the minimum AFUE rating for an oil fired hot water process heater and boiler
27. is 84 In addition gas fired process heaters and boilers are not permitted to have a constant burning pilot In 2020 the ENERG is going to make mandatory EU wide 9 thermal energy loss in exhaust gas on machines over 170 800 btu s ENERGY STAR Program ENERGY STAR The EPA developed a program of selected products which they feel have a significant potential for energy savings and greenhouse gas reductions Presently there is a category for boilers which does not fit our industry We need to lobby to establish a category The ENERGY STAR mark can convey a marketing advantage which requires the following during the selection process e Significant potential energy savings and greenhouse gas reductions e Product must be fully commercialized and available to the public e Manufactures have the ability to produce similar products that qualify for ENERGY STAR e Clear method of distinction between products that are more efficient and those that are less efficient Ergonomic Spray Gun Standard We have received several requests from different insurance companies develop an industry ergonomic high pressure spray gun standard This will require detailed research to determine fatigue and stress related injury data while using pressure washer equipment The Ergonomic standard can convey a bench mark for spray gun manufacturers e Significant reduction in workman compensation claims e Specify time of use from force measured e
28. ng new requirements Relation IEC EN 60335 Part 1 and Part 2 x Part 2 x is always the starting point for research on requirements not part 1 Part 1 can not be used independently Part 1 and Part 2 x have the same structure numbering of clauses etc Part 2 x specifies the application of part 1 clause by clause e This clause of Part 1 is replaced by the following gt The relevant content of part 1 is not needed everything is specified in part 2 x e This clause of Part 1 is applicable gt The relevant content of part 1 is completely to be used no additions or deletions necessary e This clause of Part 1 is applicable except as follows Modification Addition Replacement gt The relevant content of part 1 is completely to be used however the content has to be modified as specified e This clause of Part 1 is not applicable gt This clause of part 1 is not needed Normative vs informative Content Structure The content of a standard is mandatory except for e NOTE This text contains no requirements only explanations or examples A lot of former NOTES have been made normative during the last revisions of the Standards e informative Annex a very long NOTE Each Clauses is divided in two resp three parts e Requirement What has to be ensured e Test How to measure inspect always in Italics e maybe acceptance criteria at the end Req
29. o problem Test Tighten and loosening of connection e 10 times for screws in engagement with a thread of insulating material e 5 times for nuts or other screws Nominal diameter of screw Torque with a torque for standard metal screws of louter thread diametn Nm mm Acceptance criteria Screwed joint still capable to hold this torque Ref Cl 28 1 Protection against crushing cutting ISO 13857 Table 4 Reaching through regular openings Persons of 14 years of age and above Dimensions in millimetres s U pper m bs Safety distance s Part of body Illustration Opening Square Finger up to knuckle joint Hand Arm up to junction with shoulder The bold lines within the table delineate that part of the body restricted by the opening size a If the length of the slot opening is lt 65 mm the thumb will act as a stop and the safety distance can be reduced to 200 mm Protection against crushing cutting EN 349 1 Values should be used as a guide for manually operated parts like handles depending on the risk gt weight Body 500 N Head ii Us oe Corresponding ISO standard in preparation rat T hmmameisaneimmm Protection against crushing cutting EN 349 2 l nu 29 Finger Electrical Requirements Components 1 General e components must comply with the relevant IEC standard for this component category
30. onents Electrical Motors amp Coils amp Solenoids Motors do not need to comply with IEC 60034 1 Clearances amp creepage distances need to comply with IEC 60335 1 Declaration of insulation acc IEC 60085 is necessary from the supplier For US versions a listed UL insulation system acc UL 1446 is necessary for classes other than Insulation Class 105 former A A UL listing of the electric motor acc UL 1004 1 is recommended Drawing shall contain e Insulation Class Class 105 155 the classes with letter are no longer valid Class A Class F according to IEC 60085 or UL 1446 Documentation of Electrical Components Transformers Transformers shall comply with IEC 61558 1 and the special parts 2 e IEC 61558 2 3 for ignition transformers gt burners e IEC 61558 2 6 safety isolating tranformer gt secondary output is SELV e IEC 61558 2 16 for SMPS switch mode power supply see separate page Drawing should refer to the correct standard Documentation of Electrical Components SMPS Switch Mode Power Supply makes a difference Reference to switch mode power supply standard IEC 61558 2 16 was added in IEC 60335 1 Ed 5 1 Consequences SMPS need to comply with IEC 61558 2 16 Annex BB Clause 26 and Annex H of IEC 61558 1 are not applicable Additional requirements of IEC 60335 1 need to be followed also Cl 22 two impedances in series IEC 61558 2 16 one impedance is sufficient
31. osures differ actually between IEC and EN 60335 The scope was broadened to cover vulnerable people disabled elderly people or children leading to reduced surface temperature limits acc CENELEC Guide 29 this will be implemented into IEC 60335 1 Edition 5 1 or 5 2 drafts currently under voted Proposed values External enclosure of motor operated appliances except handles held n za zb normal use of bare metal of coated metal of glass and ceramic of plastic having a thickness exceeding 0 3 mm Add the following footnotes i Values for temperature rises of accessible parts in case of appliances that may be used by vulnerable people are given in relevant Parts 2 When the thickness of plastic coating does not exceed 0 3 mm the temperature rise limits of coated metal or glass and ceramic apply Metal is considered coated when a coating having a minimum thickness of 80 um made by enamel or non substantially plastic coating Is used zd The temperature rise limit applies also for plastic material having a metal finish of thickness less than 0 1 mm 11 Heating of handles grips and knobs Handles are classified into two groups e Continously used e g Trigger gun of a high pressure cleaner e Short term use e g switch knob for operation modes surfaces of handles knobs grips and similar parts which are continuously held in normal use e g soldering irons of metal of porcelain or vi
32. pressure test Ball pressure test at the higher of at the highest of at the higher of at the highest of Is Gs fo C 125 C 125 C 40 C AT 40 C AT 40 C AT 40 C AT in clause 11 in clause 11 in clause 11 in clause 11 Ref Gl 30 1 25 C AT 25 C AT l in clause 19 in clause 19 Annex O Cl 30 Resistance to heat and fire Glow Wire Test 1 oe saci Test on flammability w various temperatures e Standard 550 C gt uncritical e attended connection lt 0 5 A 650 C e attended for connections gt 0 5 A 750 C gt ambitious often UL 94 VO necessary e High pressure cleaners are regarded as attended Connection plastic part around a current carrying connection and its surrounding within 3mm distance Connections are crimped rely on spring load etc Connections are not welded etc Preselection research possible UL IQ Plastics Database IEC EN 60335 1 requirements supersede component standard requirements Components maybe have to be retested Ref Cl 30 2 Annex O Cl 30 Resistance to heat and fire Glow Wire Test 1 1 Riamini Chairman 32 IEC 60335 1 Ed 4 2 Household and simular electrical appliances Safety Part 1 General requirements Fire hazard assessment according to sub clause 30 2 Cl 30 Resistance to heat and fire Glow Wire Test 3 For connectians For connections For connestionsi F Other parts in carrying 70 2 A carrying 0 2
33. r removal of the screws or if the component is incorrectly repositioned the machine becomes inoperative or is obviously incomplete Enclosures are not regarded as guards Additional help out of the draft guideline to the MD For the same reason it may not be necessary to apply the requirement to the casings of machinery intended for use by consumers when the design of the fixing system and the manufacturer s instructions restrict to a specialist repair workshop any repairs that may require the guards to be removed Important Content Guards Cl 22 111 MUFFLER PROTECTOR Guard from TAPPING SCREW e Hot parts ject PROTECTOR Important Content Low pressure accessories CI 22 110 amp PPE Cl 22 113 Low Pressure Accessories need a nozzle size gt 2mm Old requirement formerly located in Cl 3 117 If Personal Protection Equipment PPE is necessary for the safe use of products all controls shall be designed to be operated safely with the PPE Example A high pressure washer maybe used with gloves as PPE All controls need to be designed in a way to be operated safely while the operator wears gloves Mechanical Endurance Screws CI 28 Screwed Joints have to be tested if they are tightened e during user maintenance not repair by a specialist or e during replacement of a supply cord type X Screwed Joints have to be tested if they are used for electrical connections normally n
34. rs Important content Mechanical Strength Cl 212101 Allowable pressure shall not exceed 1 5 times rated pressure This requirement was moved from Cl 10 101 and due to the effective date of the new standard no transition period is available Indirect limitation of max pressure marketing values Cl 22 Construction Cl 24 Components No openings from underneath in the enclosure up to 60mm that could allow access to electrical parts puddle test Drain hole openings Circular openings min diameter 5mm or area not less than 30 mm the width not being less than 3 mm Trigger gun No locking in the opening position locking must be in the closed position children protection Trigger shall be protected from unintended actuation mech protector around trigger Locking mechanism ts tested with a load of 150N actuation force Trigger endurance Test for 50 000 cycles und high pressure Minimum length of spray lance Nozzle trigger min 750mm distance If used with a pencil jet nozzle 0 C incl rotary nozzles Important Content Guards Cl 22 111 Guard is a new defined term part of the machine specifically designed to provide protection by means of a physical barrier Fixing systems shall remain attached to the guards or to the machine when the guards are removed with the exception of fixing systems than can remain detachable without impairing safety This does not apply if afte
35. rs for dry use IPXO Wet amp Dry Vacs Single Disc Machines scrubbers for wet use Garden pumps IPX4 Submersible pumps IPX8 8 15 Moisture Resistance IP protection acc IEC 60529 rotection against straight water drops rotection against dropping water if enclosure is tilt up to 15 protection against spraying water max 60 out of the vertical Oo 0 protection against spraying water out of all directions angles Oo 6 O 8 maybe limited by certain parts 2 rotection against splashing water out of a nozzle p protection against strong splashing water p rotection against temporarily submersion rotection against permanent submersion 15 1 IP Testing Testing according Cl 15 1 1 except IPX0 no test done like described in IEC 60529 IPX3 IPX4 for small products performed with a semi circular spray bar and with a mobile spray nozzle head for large products IPX3 max 60 Tilting against the vertical plane PX4 max 90 or 180 Tilting against the vertical plane IPX5 Splashing water nozzle P testing performed with appliance switch off A Detachable parts are opened or removed except for covers necessary to be opened or removed for user maintenance and if a tool is needed Acceptance criteria after the test 1 Passing a dielectric strength test acc Cl 16 3 2 Visual check of clearances and creepage distances after dismantling No traces of liquid should reduce
36. ry for electric products lt 5 kVA EMC compliant requirements identical to Europe Rating plate and user manual according IEC standard SI units not imperial units Supply 220V 50Hz special plug Additional warning markings in Spanish on the supply cord next to plug Difficult Import only allowed for three months after certification was issued Companies in Argentina has to present products to IRAM locally twice a year Otherwise import license certificate will be withdrawn Most licenses do not require factory inspections Regional details Brazil INMETRO mandatory according to IEC standard but only ILAC test reports are accepted not CB reports according the IECEE CB scheme Two supply voltages 127 V 60 Hz amp 220V 60 Hz but using the same plug type Additional cord hang tag marking as industry standard in orange resp white to identify the supply voltage incl warnings Certification Still complicated performed locally Documentation of Electrical Components General requirements 1 In general it s is best that all electrical components comply with the applicable IEC UL GB test standard for the component Additionally IEC 60335 1 may specify additional requirements for components even if they comply with their component standard e Glow wire testing with higher temperatures e Clearances amp creepage distances e Additional design restrictions pro
37. sulation Application of a high voltage for 60s between the combined supply connections phase neutral and touchable metal parts PE or the insulating enclosure Table 4 Voltage for electric strength test Test voltage en css nase ar soy mu 0 Prot Class Basic insulation 1000 1 2 U 700 Supplementary insulation 25 1 2 U 1450 Reinforced insulation 500 2 4 U 2 400 Prot Class II a For multi phase appliances the line to neutral or line to earth voltage is used for rated voltage The test voltage for 480 V multi phase appliances s that specified for a rated voltage in the range gt 150 V and 250 V b For appliances having a rated voltage lt 150V these test voltages apply to parts having a working voltage gt 150 V lt 250 V Cl 20 Stability Cl 21 Mechanical Strength Stability e All accessories in their intended position e Place high pressure cleaner in the worst position on an incline of 10 e No tip over Mechanical Strength e Spring hammer test on all enclosure parts with 1J e Afterwards application of test probe B Hydrostatic pressure test e 2x rated pressure complete system e 4x high pressure hose next edition only for high pressure hoses outside of the pressure washer Safety valve Pressure relief valve Bypass valve e Pressure is increased to 1 1x allowable pressure Component must act Additional requirements for steam producing hot water high pressure cleane
38. tance IS this standard applicable Definition of important terms bold print protection classes IP classification rating plate symbols content of user manual test probes access to electrical components Tolerances for power values real lt gt rating plate Temperature rise measurement for components and surfaces P Test overflow test climate chamber Structure of 60335 standards part 2 16 Leakage current and electric strength dielectric strength test etc 17 Overload protection of transformers and associated circuits 18 Endurance 96h Test 19 Abnormal operation locked rotor tests functional safety protection components 20 Stability and mech hazards tilt tests test probes for mech components 21 Mechanical strength hammer tests of enclosures 22 Construction various mech and el requirements 23 Internal wiring Quality of internal cables and wires 24 Components Requirements for el components 25 Supply connection and ext flexible cords Supply Cord Length Quality strain relief 26 Terminals for external conductors 2 Provisions for earthing 28 Screws and connections Endurance of screw connections 29 Clearances creepage distances Min distances of electrical parts through and solid insulation air or over surface 30 Resistance to heat and fire Ball pressure test and glow wire tests Classify attended vs unattended appliances 31 Resistance to rusting 32
39. tection elements two capacitors Drawings should contain reference to component standard additional standard s if necessary and technical specs like e Voltage and current ratings e g 230V 10 6 A e ambient temperature e g 185 e Endurance information switch cycles e g 5E4 Documentation of Electrical Components General requirements 2 3rd party testing and certification is necessary gt type testing of end products should be a company standard Unlisted components or checked in the appliance is possible but not recommended it causes additional testing and inspection activites Copies of certificates should be requested from the supplier for future use validity edition of standards has to be checked in advance of end product type testing Cooperation between R amp D testing certification and sourcing dep Drawing should specify information on available component certification For UL listed or UR recognized components the UL file number the manufacturer as shown in the UL file and the exact component designation should be stated Documentation of Electrical Components Motor Capacitor starting amp running Reference to Motor Capacitor Standard IEC 60252 1 changed from undated to dated IEC 60252 1 2010 Consequences e IEC 60252 1 2010 A1 2013 changes type designations of motor capacitors from PO P1 P2 to SO S1 S2 S3 e S types are not equal to P types e IEC TC
40. treous material of moulded material rubber or wood Surfaces of handles knobs grips and similar parts which are held for short periods only in normal use e g switches of metal of porcelain or vitreous material of moulded material rubber or wood 8 13 816 Leakage current 813 warm 816 cold Leakage current exist for technical reasons could not be avoided They are generated due to limited resistances of insulation materials like cords and cables terminals also Y capacitors rfi filters for EMC reasons These leakage currents flow through the enclosure and the ground connection back to the supply system or to a person touching the enclosure gt measurment with a 20 x 10cm aluminum foil around a plastic enclosure Electronic Equipment X Measurement principle of the leakage current test Enclosure Electronic Equipment Test not only when the PE or power line is normal but also when it is broken The polarity of the power line may be raversed in some tests Leakage current test 2 Typical example of TC measurement tye Protective A conductor 1 Y currant Secondary PE Accessible conductive part Input B Leakage current test 1 Typical example of PCC measurement Bid EN 13 816 Dielectric voltage withstand 813 warm 816 cold Dielectric voltage withstand tests also called HiPot tests are used to check the quality of the electrical in
41. uirement fulfilled yes no what is acceptable during or after the test what s not always in Italics IEC EN 60335 Family Overview IEC EN 60335 1 General Requirements IEC EN 60335 2 2 Vacuum Cleaners e IEC EN 60335 2 10 Sweepers e IEC EN 60335 2 29 Battery chargers e IEC EN 60335 2 41 Garden pumps submersible pumps e EC EN 60335 2 54 steam cleaners e IEC EN 60335 2 67 Single Disc Machines Professional IEC EN 60335 2 68 Spray Extractors Professional IEC EN 60335 2 69 Vacuum Cleaners Professional e IEC EN 60335 2 72 Scrubber driers sweepers Professional e IEC EN 60335 2 75 vending machines water dispensers e IEC EN 60335 2 80 Fans Blowers AB84 IEC EN 60335 2 79 High Pressure Cleaners IEC EN 60335 2 102 Additional requirements for oil and gas fired products like water heaters and boilers e IEC EN 60335 1 contains general and basic requirements e IEC EN 60335 2 x contains product specific requirements Structure of 60335 standards part 1 1 Scope 2 Normative references 3 Terms and Definitions 4 General Requirement 5 General Conditions for the test 6 Classification Marking and instructions 8 Protection against access to live parts 9 Starting of motor operated appliances 10 Power input and current 11 Heating 12 Void 13 Leakage Current and electric strength at operating temperature 14 Transient overvoltages 15 Moisture resis
42. vinyl chloride sheathed flexible cord 60227 IEC 53 HOSVV F Heat resistant light polyvinyl chloride sheathed flexible cord 60227 IEC 56 HO3V2V2 F Heat resistant ordinary polyvinyl chloride sheathed flexible cord 60227 IEC 57 HOSV2V2 F Rubber insulated cords Ordinary tough rubber sheathed flexible cord 60245 IEC 53 Ordinary polychloroprene sheathed flexible cord 60245 IEC 57 Cords having high flexibility Crosslinked PVC insulated and sheathed cord 60245 IEC 88 Excerpt out of EN 60335 1 2012 Documentation of Electrical Components Component Appliance Inlets Appliance Inlets shall comply with e IEC 60320 1 for standardized household connectors in conjunction with IEC 60320 2 2 for dry applications IEC 60320 2 3 for humid or wet applications higher than IP XO e IEC 60309 for special industrial connectors e the connection plugged in or detached shall have a IP rating minimum the same of the end product taking into account the way the coupler is built in Documentation of Electrical Components Component Not certified Switches Switches shall comply with IEC 61058 1 Drawing shall refer to the component standard Switches not provided with a type test certificate acc IEC 61058 1 can be tested acc Annex H of IEC 60335 1 Application of Cl 20 of IEC 61058 1 for clearances and creepage distances now described more precisely Drawing shall refer to Annex H of IEC 60335 1 Documentation of Electrical Comp
43. with respect to exposure to Ultraviolet Light Water Exposure and Immersion in accordance with UL TAEC f2 Subjected to one or more of the following tests Ultraviolet Light Water Exposure or Immersion in accordance with UL 746C where the acceptability for outdoor use is to be determined by UL Ine Flammability amp Ignition Relative Temperature Index ATI C Flame Class equalto gt nis Electrical Strength nis WI Mechanical Impact n a High Amp Arc Ignition HAN na Mechanical Strength nia l E C Tests Tracking Glow Wire Ignition GMIT na T Comparative Tracking Index CTI na 7 Glow Wire Flammability GFI fa 7 High Voltage Tracking Rate HVTR f a 7 Ball Pressure ep 100 7 ASTM D495 Tracking D495 Na 7 u additionally certified in accordance with Canadian National Requirements ULIQ Databases for Plastics Switches Insulation Systems etc http my home ul com Regional details Australia amp New Zealand C Tick Mark with ID Code N1417 to be replaced by RCM Mark N1417 EMC compliant requirements identical to Europe Rating plate and user manual according IEC standard SI units not imperial units Requirements relevant for both electric and gas engine driven products Electric products equipped with AS NZS 3112 certified plug amp AU NZ accepted supply cord either Nxxxx certified or European HAR certificate Regional details Argentina S Mark mandato
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