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ZerAx

axial flow fan types AZL-AZN-AZW

C. Drawings – fan assembly

1. Screws

7a. Nuts

2. Hub cap

7b. Bolts

3. Centre bolt and washers

7c. Washers

4. Hub clip with screws and washers

Motor

5. Hub boss

Fan casing

6. Rotor

10. Guide vanes

Figure 14.

Fan disassembly and assembly

5 7b

1 2 3

6 7a

Ø160 hubs

Ø350 hubs

Welded

5 7b

With hub clip

Содержание NOVENCO ZERAX AZL Series

Страница 1: ...Pure competence in air ENGLISH 922950 0 ZERAX FAN TYPES AZL AZN AZW INSTALLATION AND MAINTENANCE...

Страница 2: ...meplate information Manufacturer information Power consumption and efficiency Voltages RPMs Weight Terminal connections Lubrication and service info 2 2 Weights The total weight depends on the fan siz...

Страница 3: ...cy of the foundation and supports Follow the below guidelines to avoid resonance Soft suspension Fan is fixated through springs or dampers The natural frequency Hz of thesystemshouldbeatleast20 below...

Страница 4: ...the foundation at the bottom of the rubber elements The natural frequency of the support must lie at least 20 from the fan speed Theanti vibrationmountshelptoensure the natural frequency of the syste...

Страница 5: ...Novenco document Configuration of frequency converters for Novenco fans Shieldandconnectthefanselectricallyto ground to eliminate interference and protect the motor bearings and windings Refer to the...

Страница 6: ...technical specifications for specific information and procedures Startup procedure 1 Start the fan 2 Check that no abnormal noises are present 3 Check that the vibration levels are acceptable See sect...

Страница 7: ...duction The rotors are thereby optimised for vibration free operation at the desired operation point with regard to pressure airflow and fan speed Vibrations that occur in operation may be due to accu...

Страница 8: ...ce Nuts holding motors mounted in rear motor shells are accessed through the front motor shells 4 Mount the rotor item 6 on the motor shaft with a tool fastened in the threaded hole of the motor shaft...

Страница 9: ...marks of Novenco Building Industry A S The ZerAx processes of manufacture technologies and designs are patented by Novenco A S or Novenco Building Industry A S Pending patents include Brazil no BR 11...

Страница 10: ...esign 2009 125 EU and regulation 2017 1369 EU EMC 2014 30 EU LVD 2014 35 EU Applied standards and regulations ANSI AMCA 300 14 EU regulation 327 2011 DS 447 2013 DS EN 1037 A1 2008 DS EN ISO 1461 2009...

Страница 11: ...2 51 9 52 6 51 9 51 7 560 42 7 55 1 42 7 55 1 42 7 55 1 42 7 55 6 61 4 58 0 61 4 57 1 630 50 0 61 9 50 0 61 9 50 0 61 9 50 0 62 4 71 9 64 8 71 9 63 9 710 58 4 69 4 58 4 69 4 58 4 69 4 58 4 69 9 84 0 7...

Страница 12: ...1120 198 198 198 199 201 200 1250 218 218 218 219 221 220 Hub diameters 403 and 578 1000 288 288 288 288 288 288 288 1120 378 378 378 378 378 378 378 1250 411 411 411 411 411 411 411 1400 452 452 452...

Страница 13: ...cap 7b Bolts 3 Centre bolt and washers 7c Washers 4 Hub clip with screws and washers 8 Motor 5 Hub boss 9 Fan casing 6 Rotor 10 Guide vanes Figure 14 Fan disassembly and assembly 1 2 3 6 5 7b 9 7c 10...

Страница 14: ...7b Bolts 3 Centre bolt and washers 7c Washers 4 Hub clip with screws and washers 8 Motor 5 Hub boss 9 Fan casing 6 Rotor 10 Guide vanes Figure 15 Fan disassembly and assembly 1 2 3 6 5 7b 9 7c 10 7b 8...

Страница 15: ...for motors up to 16 A Figure 17 Terminal box star connected for motors up to 16 A Figure 18 Terminal box delta connected for motors over 16 A W2 U2 V2 U1 V1 W1 U2 W2 U1 V1 V2 W1 U1 U1 L1 L2 L3 PE PTC...

Страница 16: ...ZL AZN AZW 15 Figure 19 Terminal box star connected for motors over 16 A U1 V1 W1 W2 U2 V2 L1 L2 L3 PE PTC PTC L N 1 2 L N 1 2 U1 V1 W1 U2 V2 W2 PE U1 V1 W1 U2 V2 W2 PE Circuit breaker Not Novenco del...

Страница 17: ...Pure competence in air ttt EKs E K h E KD...

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