1 Safety1.51.7 Description of labels andplatesThe following plates are attached to the fan:1. NameplateThe nameplate indicates:FAN /Type/ ................................…......Serial No. / Year of constr. ............................ / ...….....Com. - No. / ....................................…..F a n d a t a a t a d e n s i t y o f ρ A = 1 , 2 k g / m 3Inlet temperature ϑ ................................ °CVolumetric flow V1 ................................ m3/minTotal press. increase Δpt2 ................................ daPaTotal press. increase Δpt1 ................................ daPaShaft rating PW ................................ kWSpeed n ................................ 1/minWorking temperature ϑ ................................ °CFurther data are indicated on the fan datasheet of the fan.2. Arrow showing the sense of rotation of theimpeller.3. Company emblem4. CE sign5. Motor nameplate1, 3, 425