GEA Power Geko - Delta GCI

1 GEA Power geko Air Treatment Division DATA & FACTS. GEA Power geko Fan coil unit for an air of hospitality 1 VK_2052753GB / 12/2005 Subject to technical modifications Table of Contents GEA Power geko Content Page Sizes .. Components of the fan coil units .. 2. Unit selection .. 3. Description of the unit .. 4. Component description .. 6. Coil pressure drops for warm and chilled water .. 22. Example of capacity determination .. 23. Capacity overview for different external 24. Acoustics .. 30. Sound pressure level, sound Power level .. 33. NR and NC limiting curves .. 34. Unit selection and flow rate 35. Characteristic curves for flow rate determination .. 36. Installation 37. Dimensions for basic units .. 38. Accessory dimensions.

2 40. Control behaviour of valves .. 42. Overview of valves .. 43. Valves (loose) with modulating actuators (230 V~) / modulating control 44. (24 V~) / modulating control 45. Valves with mod. actuator (230 V~) and 2 auxiliary switches / modulating control 46. Valves with thermoelectric actuators (230 V~) / on/off control mode .. 47. (24 V~) / on/off control mode .. 48. Valves with continuous actuator (24 V~, V) .. 49. Shut-off valves .. 50. Control system by 52. GEA MATRIX control system .. 53. System 53. Overview of performance features .. 55. Fitting the operator panels .. 56. Sensors / accessories .. 57. Global modules .. 58. Central timer / Service tools .. 61. Unit type code .. 63. 2. VK_2052753GB / 12/2005 Subject to technical modifications Sizes GEA Power geko For wall and ceiling installation.

3 Heating capacity QH 2). Size Width Air volume flow Sound pressure level 1).. Cooling capacity QC 2). [mm] [m3/h] [dB(A)] [kW]. 1 924 535-985 27-54. 2 1524 1040-1900 32-56. 3 1974 1530-2695 34-59. 1). See Acoustics on for ambient conditions 2). The capacity data are valid for the entry parameters: Warm water 70/50 C, tL1 = +20 C; chilled water 6/12 C, tL1 = 27 C, 46 % In the case of other entry parameters, the following correction factors should be used for an approximate calculation of the capacity data. Correction factors 3). Correction factors fC for Correction factors fH for heating capacity . cooling capacity QC QH (recirculation air tL1 = 20 C). Chilled Warm 4-pipe system Air intake: tL1 [ C], 1 [% ] 2-pipe system water water Air intake: tL1 [ C].

4 Air intake: tL1 [ C]. temp. temp. [ C] 32/40 30/40 27/46 26/50 24/50 [ C] +10 +15 +20 +10 +15 +20. 6/12 90/70 7/13 80/60 8/12 - - 70/55 8/14 70/50 10/15 60/50 - - 12/16 60/40 12/18 50/40 14/18 40/30 3) All correction factors listed have been mathematically averaged for the various unit applications and can therefore only be used to obtain an approximate calculation of the capacity data with other parameters. The exact data can be requested from our staff. 2. VK_2052753GB / 12/2005 Subject to technical modifications Components of the fan coil units GEA Power geko 10. 11. 6 3. 1. 5. 4. 2 9 7. 8. Fig. 2-1: Unit parts (depending on unit application). item 1: Retaining bracket item 7: Sheet-steel electrical control box item 2: Heat exchanger item 8: Quick-release locks for inspection cover item 3: Basic housing with insulation item 9: Inspection cover item 4: Filter element item 10: Condensate pump item 5: Main condensate tray item 11: Lateral condensate pan item 6: Fan with housing 23 VK_2052753GB / 12/2005 Subject to technical modifications GEA Power geko Unit selection Description of the unit Recirculating Cooling and 4-pipe chilled and warm water air heating Cooling or 2-pipe chilled or warm water heating Heating 2-pipe warm water Cooling 2-pipe chilled water Druckverluste im W rmetauscher 4 Rohrreihen K hlen, 2-Leiter-System 25 1 3.

5 2 4. 20 5. 6. 15. 7. Technical data, dimensions and accessory descriptions 10. 9,0. 8,0. 7,0. 6,0. DruckverlustDp [kPa]. 5,0. 4,5. 4,0 30. 3,5. 3,0. 2,5. 2,0. 1,5. 1,0. 0,9. 0,8. 0,7. 0,6. 0,5. 50. 60. 70. 80. 90. 100. 150. 200. 250. 300. 350. 400. 450. 500. 600. 700. 800. 900. 1000. 1500. 2000. Wasservolumenstrom VW [l/h]. Abb. GEA Top- geko nderungen vorbehalten Stand 08/00 (D) 25. Valves GEA MATRIX control system VK_2052753GB / 12/2005 Subject to technical modifications 3. Description of the unit GEA Power geko Basic unit Basic unit Heating/cooling/filtering 2-/4-pipe system Ceiling installation Panel structure made of 20 mm Sendzimir-galvanised sheet steel with internal sound attenuation and thermal insulation (Electrical and valve equipment depending on function and requirements).

6 Fig. 4-1. Basic unit + sound attenuator + discharge plenum Basic unit + air intake sound attenuator + discharge plenum, with sound attenuation and thermal insulation on inner face Fig. 4-2. Thermoelectric valve equipment Modulating valve equipment Valve equipment 2-/3-way valves with actuators for on/off, 230/24 V~ 50/60 Hz modulating, 230/24 V~ 50/60 Hz continuous 24 V~, control sig. 0-10 V. Fitted and wired Fig. 4-3. Electrical equipment Electrical equipment Plastic terminal box Sheet steel electrical control box (as required, depending on model and function of unit). Fig. 4-4. MATRIX control system Control systems In accordance with: Unit application Valve equipment Internal/external electronic components Fig. 4-5. 4 VK_2052753GB / 12/2005 Subject to technical modifications GEA Power geko Description of the unit Heat exchanger Heat exchanger Copper pipes with attached for warm/chilled water for warm/chilled water aluminium fins, coil connection (2-pipe system) (4-pipe system) " internal thread, vent/drain valves Max.

7 Inlet temperature 110 C. Max. operating pressure 16 bar Fig. 5-1. Centrifugal fans Centrifugal fans with low-noise, 230 V~/50/60 Hz maintenance-free sleeve bearings and high pressure stability, IP20 protection class, insulation class F. Type and number of fans dependent on unit size and selection Fig. 5-2. Lateral condensate tray Filter For the collection of condensate from the heat exchanger and valve piping, for pressure-free condensate drainage, made of galvanised sheet steel Regenerative filter hose on changing frame, easy-to-change filter classification G2 (EN 779). Fig. 5-3. Retaining and assembly angles Retaining and assembly angles provide a number of different options for installing the unit and accessory modules on the ceiling and also for connecting them with one another.

8 Fig. 5-4. VK_2052753GB / 12/2005 Subject to technical modifications 5. Recirculation air unit / cooling and heating GEA Power geko Chilled water 6/12 C Warm water 70/50 C. 4-pipe chilled and warm water tL1 = +27 C tL1 = +20 C. Sizes 1 to 3 1 = 46 % Capacity stage 1 Capacity stage 2 Thermal contact for motor 7-speed TC integrated 0. Cooling capacity motor Cooling capacity Heating capacity Heating capacity TC with external leads 1. Air volume flow Sound Power . Sound Power . Sound Power . Pressure drop Pressure drop Pressure drop Pressure drop Ext. pressure*. Fan speeds discharge housing intake Size . QC pC QH pH QC pC QH pH. Pa m3/h kW kPa kW kPa kW kPa kW kPa dB(A) dB(A) dB(A). I 535 54 59 48 Plastic terminal box II 655 58 62 50 (select sheet-steel III 735 61 61 50 electrical control box IV 795 63 64 52 1 for GEA MATRIX).

9 V 880 64 65 53. VI 940 66 66 54. VII 985 68 67 54. I 1040 56 63 51. II 1245 62 64 51. III 1410 64 66 52. 0 IV 1580 66 67 52 2. V 1690 67 68 53. VI 1815 69 69 54 Fan speed combination VII 1900 70 69 55 1-2-3 A. I 1530 60 65 53 2-3-4 B. II 1810 62 67 53 3-4-5 C. III 2050 65 68 54 4-5-6 D. IV 2255 67 69 55 3 5-6-7 F. V 2410 69 70 56 1-4-7 G. VI 2550 70 71 58 1-2-3-4-5 H. VII 2695 71 72 59. I 505 57 59 49. II 610 59 61 50. III 685 60 62 50 Sheet-steel electrical control box IV 735 62 64 52 1 with terminal strip or V 795 62 65 53 for integrated control VI 835 63 66 54. VII 880 64 66 54. I 920 60 63 51. II 1120 61 64 51. III 1270 62 66 52. 50 IV 1410 63 67 52 2. V 1530 64 68 53. VI 1640 65 69 54. VII 1720 66 69 55 Fan speed combination I 1300 62 66 54 1-2-3 K.

10 II 1565 63 67 53 2-3-4 L. III 1760 64 68 54 3-4-5 M. IV 1935 65 69 55 3 4-5-6 N. V 2080 66 70 56 5-6-7 P. VI 2200 67 71 58 1-4-7 Q. VII 2315 68 72 58 1-2-3-4-5 R. 1 2. Capacity stage Left 3. Coil connection** Ceiling Right 4. Via drain 0. Condensate removal Via condensate pump** 1. * See pages 24-29 for capacity tables for other external pressures ** Connection side from front with view of discharge Order code G P . U W W . ** Sheet steel electrical control box required 6 VK_2052753GB / 12/2005 Subject to technical modifications GEA Power geko Accessories / valve equipment Recirculation air unit / cooling and heating 4-pipe chilled and warm water, sizes 1 to 3. Accessories Intake 1 0 6. Flexible Spare filter hoses 1 1 1. connector Discharge 2 0 4.