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A Global company ROSENBERG GROUP ROSENBERG VENTILATOREN-ECOFIT-ETRI - PowerPoint PPT Presentation

A Global company ROSENBERG GROUP ROSENBERG VENTILATOREN-ECOFIT-ETRI FOUNDED IN 1981 WITH HEADQUARTERS IN KUNZELSAU GERMANY 14 PRODUCTION FACILITIES IN EUROPE, ASIA & NORTHAMERICA 45 SALES OFFICES IN ALL CONTINENTS 1400 EMPLOYEES WORLDWIDE


  1. A Global company ROSENBERG GROUP ROSENBERG VENTILATOREN-ECOFIT-ETRI FOUNDED IN 1981 WITH HEADQUARTERS IN KUNZELSAU GERMANY 14 PRODUCTION FACILITIES IN EUROPE, ASIA & NORTHAMERICA 45 SALES OFFICES IN ALL CONTINENTS 1400 EMPLOYEES WORLDWIDE V020916 dc

  2. Integrated manufacturer Germany - France - Italy - Czeck Republic - Hungary - Croatia Spain - Turkey - Egypt - China - Singapur - Canada - Mexico AC & EC MOTORS (EXTERNAL ROTOR MOTORS) FAN IMPELLERS AIR HANDLING & ENERGY RECOVERY UNITS SHEET METAL PARTS AND ACCESORIES CAST ALUMINIUM PARTS V020916 dc https://www.youtube.com/watch?v=LGYqcm1zMI4

  3. Axial 14 to 40“ diameter 500 to 19,500 CFM Available with EC or AC MOTOR Low Sound Spectrum Multilple materials and Fin configuration V020916 dc

  4. Plug Fans 12 to 28“ diameter, backward curved inclined 600 to 11,000 CFM Available with EC or AC motor Factory balanced Multilple materials and configurations V020916 dc

  5. Blowers 7 to 22“ diameter, forward inclined curve Up to 7,000 CFM Available with EC or AC motor Multilple materials and configurations available V020916 dc

  6. EC FAN GRID Up to 11,000 CFM per fan Built in redundancy Compact and Flexible Retrofit and new designs V020916 dc

  7. Unobox COMPACT & MODULAR DESIGN 7

  8. OUR MOTORS Our fans are powered by our own external rotor motor. 5 different sizes available. AC & EC configuration

  9. EC TECHNOLOGY What about it?

  10. EC TECHNOLOGY INTELLIGENT AND EFFICIENT MOTORS Information Energy 10

  11. EC MOTORS COMMITMENT WITH ENERGY WISE SOLUTIONS Requirements which must be fulfilled… Air is our element… by increasing energy efficiency to step up we offer intelligent solutions the protection of the environment to move air efficiently and the security of the energy supply * … no matter whether it is… * According to: DIRECTIVE 2009/125/EC of the European Parliament and of the Council of 21 October 2009 11

  12. EC MOTORS Electronically Commutated Motor Commutation means the position-dependent switching of the electric current.

  13. Technology … move air efficiently… AC BDC EC * No Commutation Mechanical Commutation Electrical Commutation (BLDC ** ) * BDC = Brushed DC Motor, ** BLDC = Brushless DC Motor Source: DC – Motor Wikimedia.org 13

  14. Type of Electrical Motors AC Motors Life Time Winding Rotor Variable Speed Control Lamination Squirrel Cage Rotor Flange Aluminum Alloy Stator – Housing 14 14

  15. Types of electric motors BDC Motors Variable Speed Control Rotor Shaft Life Time Winding Commutator Stator not shown * BDC = Brushed DC Motor, no Rosenberg product Source: DC – Motor Wikimedia.org 15 15

  16. Types of electric motors EC Motor Life Time Permanent Magnets Stator Variable Speed Control Electronic Rotor Windings Hall Sensors Cable Inlet 16

  17. Technology Principles of operation 17

  18. Technology Principles of operation Rectifier DC link Inverter Alternating Current Direct Current Motor Voltage * Power Section device opened Source: 1-Cent Coin wikipedia.org 18 18

  19. Technology Principles of operation + + + + + U U U U U V V V V V M M M M M W W W W W − − − − − 19

  20. Technology Life Time EC VFD AC EC Source: VFD danfoss.com 20

  21. Technology Variable Speed Control Position detection by Hall Sensors: a) Commutation b) Speed Sensing Permanent Magnet Hall-Sensor 21

  22. Ohmic-, Friction, Magnetic 3-phase Loses Ohmic losses, Slippage 1-phase > 90 % 70-85 % 50-65 % IE4 * Generation of auxiliary phase AC EC 22 22

  23. EC-Technology-What is included??? All of this in one package Shielding VFD Motor Protection Integrated Control AC-Fan Power supply for accessories 10 V & 24 V EMC-Filter Soft-Start PFC / Power filter The Rosenberg Group 23

  24. EC MOTOR PORTAFOLIO ROSENBERG’S EC MOTOR FAMILY GD 220 GD 84 GD 112 GD 150 8” 4” 5” 6” 24

  25. Research, Development & Testing Rosenberg Group CONTINUOUSLY IMPROVING AND TESTING TO ACHIEVE AND IMPROVE PERFORMANCE ROSENBERG TESTING & RESEARCH LABORATORY IS TUV CERTIFIED (GERMANY & FRANCE) PERFORMANCE DATA 100% TESTED IN ALL OUR PRODUCTS V020916 dc

  26. RETROFITING OLD AIR HANDLING UNITS ROSENBERG FANS EC FAN GRID -EC MOTOR TECHNOLOGY -ON DEMAND SPEED PREPARED -EASY CONTROL SET UP -REDUNDANT -ENERGY EFFICIENT -LESS FOOTPRINT -EASY TO INSTALL AND MAINTAIN The Rosenberg Group 26

  27. ECFanGrid Theory of Using Fans in Parallel Air Flow is multiplied by maintaining the Pressure 2x2 GKHM 500 27

  28. ECFanGrid Theory of Using Fans in Parallel Théorie d’utilsation de ventilateurs en parallèle Air Flow is multiplied by maintaining the Pressure 3x3 GKHM 355 28

  29. ECFanGrid Setting at our Certified Testing Laboratory 3x3 GKHM 355 2x2 GKHM 500 29

  30. ECFanGrid Benefits of an ECFanGrid vs Single Fan AHU Compact & Flexible Ease of Replacement & Maintenance More Uniform Air Distribution Less Low Frequency Noise Integrated Speed Control Possible Operating Loss Easy to Clean Difficult Replacement Redundancy / High Availability Efficiency Maintenance of Belts Weight Reduction Variable Frequency Drive Bigger Footprint 30

  31. ECFanGrid Flexibility Fits Always Quelle: Schere manufac.de 31

  32. ECFanGrid Flexibility 6 Fans 7 Fans 1600 1067 533 0 0 10750 21500 32250 43000 Fits Always Quelle: Schere manufac.de 32

  33. ECFanGrid Compactness 405 2.37 1.19 Save up to 50 % Space! 4 0 33

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  36. ECFanGrid Retrofit Replacement Issues ? ? ? ? ? ? ? ? ? ? ? 36

  37. ECFanGrid Ease of Installation 37

  38. ECFanGrid Ease of Replacement 38

  39. ECFanGrid Redundancy – 3x3 ECFanGrid manually… …automatic Fail Safe – Emergency Mode Included 39

  40. ECFanGrid Air Distribution … High Spot Air Velocities and an Uneven Air Flow 40

  41. ECFanGrid Air Distribution Less Spot Air Velocity and a more Uniform Air Flow 41

  42. ECFanGrid Noise Less Low Frequency Noises Moins de bruit de basse fréquence 42

  43. ECFanGrid Easy to Clean Easy to Clean, because ground is accessible 43

  44. ECFanGrid Customer Interface Interface Speed Group Alarm Enable Control Potential Potential Free 0-10 V Free or FOR ALL THE FANS 24 V TOGETHER https://www.youtube.com/watch?v=psv8jkR1G94 44

  45. ECFanGrid Wiring Cabinet n Fuses Main Switch Signals Terminals 24 V Supply 45

  46. ECFanGrid Markets Retrofit New AHU 46

  47. ECFanGrid Retrofit KIT Adaptive. Fits in all AHU’S. Manufacturer doesn’t matter. Complete. The Kit includes all mechanical parts (Fans, Cabinet, Grid, Screws). Documented. Installation Guide available. Wiring Diagrams available. Mobile. Fits through standard doors and stairways. 47

  48. ECFanGrid Retrofit Kit – Installation 48

  49. ECFanGrid Retrofit Selection https://www.youtube.com/watch?v=l0H_fne4YMw https://www.youtube.com/watch?v=2u2_evJd5Wg 49

  50. BELL CANADA – RETROFIT 20 HUNTER ST. W. HAMILTON ON. DATE: AUGUST 2013 SCOPE: SUBSTITUTION OF ONE BELT DRIVEN CENTRIFUGAL FAN INSIDE CUSTOM AHU AIR VOLUME: 14,000 CFM The Rosenberg Group 50

  51. SITE OUTLOOK SPACE RESTRICTIONS Wednesday, November 13, 2013 The Rosenberg Group 51

  52. OLD CENTRIFUGAL BELT DRIVEN FAN DISADVANTAGES -SINGLE MOTOR- NO REDUNDANCY -BELT DRIVE- EFFICIENCY LOSES & MAINTAINANCE PROBLEMS -SPACE RESTRAINT -LONGER NOISE FILTERS -NEED OF A VFD TO CONTROL SPEED Wednesday, November 13, 2013 The Rosenberg Group 52

  53. ROSENBERG EC PLUG FAN FAN HANDLING AND ACCESIBILITY -EASY TO HANDLE INTO THE JOBSITE Wednesday, November 13, 2013 The Rosenberg Group 53

  54. NEW EC FAN GRID RETROFITTING WITH EC FANS -BUILT IN REDUNDANCY -EASE OF CONTROL -EASE OF INSTALLATION -UNIFORM PROFILE AIR VELOCITIES -NOISE REDUCTION -EFFICIENT Wednesday, November 13, 2013 The Rosenberg Group 54

  55. AIR HANDLING UNIT RETROFIT WITH EC FAN GRID ENERGY SAVINGS Existing Replacement Fan (1) Fan Array (6 fans) 79.50 A 39.40 A 14, 000 cfm 18, 000 cfm 22.37 kW 13.34 kW 40% ENERGY SAVINGS (22.37 kW – 13.34 kW) x 365 day/year x 24 h/day x 0.10 $/kW = 7,910 $/year * Considering constant speed – Variable speed case savings are significantly higher with shorter payback Wednesday, November 13, 2013 The Rosenberg Group 55 EC MOTOR = NO VFD

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  57. ECFanGrid Questions & Answers www.ECFanGrid.com ECFanGrid@rosenberg-gmbh.com Flyer, Contact, References, Installation Videos, … 57

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