ULR1PA-Ex, ULR2PA-Ex 7
1.10.2Working enviroment
According tostandardIEC 60721-2-1:
EA havetoresist externaleffectsand operatereliably:
•inclimaticconditionsfor the group/ type ofclimate:
- version „standard“-for climategroup Restricted (R) + /Warmtemperature(WT), WarmDry
(WDr), MildWarmDry(MWDr) andExtremelyWarmDry(EWDr) with
corrosion resistance C3resp. C4(ENISO 12944-2)
- version „cold“- for climategroup Moderate (M) / ColdTemperate(CT), Warm
Temperate(WT), WarmDryTemperate(WDr) and MildWarmDry(MWDr)
withcorrosion resistance C3(ENISO 12944-2)
- version „universal“ -for climategroup General (G) /Cold(C), CoolTemperature(CT),
WarmTemperature(WT), WarmDry(WDr), MildWarmDry(MWDr), Warm
Damp(WDa) and WarmDampEquable(WDaE) withcorrosionresistanceC3
(EN ISO 12944-2)
- version „marine“- for climategroup World-Wide (WW)/ allclimategroups except Extremely
cold(EC) and Antarcticainland withcorrosionresistance C4
(EN ISO 12944-2)
Besides thisaccordingtoGOST 15150- 69:
- version „tropical“ meet with Dryand Damptropics, for climatetypes WarmTemperate(WT),
WarmDry(WDr), MildWarmDry(MWDr), ExtremelyWarmDry(EWDr),
WarmDamp(WDa) andWarmDampEquable(WDaE) withcorrosion
resistance C3(ENISO 12944-2)
Categoryof location
-versions “standard“, “cold”, “universal” and “tropical” areintended for location underthe
shelter (category2)
- version “marine“ isintended for location ontheopenspace (category1)
Atmosphere type
-versions “standard“, “cold”, “universal” and “tropical” areintended for location inatmosphere
type II industrial
- version “marine“ isintended for location in atmosphere type III sea, type IV sea industrial
According toIEC 60364-3:1993:
EA havetoresist externalinfluences andworkfor acertainty:
Inconditionsofexternalenvironmentmarked as:
•warmmildtoveryhot drywithtemperatures-25°Cto+55°C.............................................................AA 7*
•cold, warmmildtohot drywithtemperatures-50°Cto+40°C............................................................AA 8*
inindustrial environment: at temperaturesstated above
•withrelativehumidity10÷100%,including condensationwithmaximumcontent0,029kgofwater
in1kgofdryair , withtemperatures statedabove.............................................................................AB 7*
•withrelativehumidity15÷100%,including condensation withmaximumcontent0,036kg ofwaterin1kg
ofdryair , withtemperatures stated above........................................................................................AB 8*
•withelevationup to2000 m, withbarometricpressurerange from86 kPaup to108 kPa................AC 1*
•withshallow immersion –(protectionenclosureIPx7) ....................................................................AD 7*
•withstrong dustiness –withapossibilityofinfluences ofinflammable,non-conductedand non-
explosivedust; the middlelayerofdust;the dustdrop morethan350butnotmorethan 1000 mg/m2
per day(productswithprotection enclosureofIP6x).......................................................................AE 6*
•exposetocorroding orpollutechemicalsubstances during producing orusingofthese
substances); atplaceswhereishandledwithsmallquantityofchemicalproductsandthesecan
accidentallyget incontact withan electricdevice..............................................................................AF 3*
•withpermanentexposureofbigamountof corrodingorcontaminatedchemicalandsalt foginexecution
for sea environment, fog sewage water disposalplant and somechemicalplant...........................AF 4*
•withapossibilityofinfluences ofmechanicalstress:
•mediumsinusoidvibrationswithfrequencyinrange from10up to150 Hz, withshift amplitudeof
0,15 mmforf<fpand acceleration amplitude 19,6m/s2for f>fp(transition frequencyfpisfrom57 up
to62Hz)..........................................................................................................................................AH 2*
•mediumimpacts, shocksand vibrations.......................................................................................AG 2*
