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Installation, Operation and Maintenance Instructions
Comfort Ceiling Fan Coil System
INDULVENT ec
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Draught-free ambient air distribution with up to 2600 W cooling capacity
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Low sound power level
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Only electrical, cooling water and condensate connections required
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Energy-saving EC technology
•
Stepless power regulation
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Integral condensate pump
•
Open BUS architecture
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Table of Contents
Summary of Contents for Kiefer INDULVENT ec
- Page 1 Installation, Operation and Maintenance Instructions Comfort Ceiling Fan Coil System INDULVENT ec • Draught-free ambient air distribution with up to 2600 W cooling capacity • Low sound power level • Only electrical, cooling water and condensate connections required • Energy-saving EC technology •...
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Page 2: Table Of Contents
0.15 m/s can be achieved. Please note: Housing with internal insulation using halogen-free closed-cell insulation material. Before commissioning the INDULVENT ec, please read the Fire-resistance classification (BKZ) B2. following operating instructions carefully! Non-compliance with instructions can result in danger to persons and the Simple operation and maintenance environment, and the invalidation of claims. -
Page 3: Safety Instructions
The units and components must not be subjected to mechanical loads, extreme humidity or direct sunlight. • The INDULVENT ec ceiling fan cooling unit is intended It is forbidden to operate the units in areas in which for cooling rooms and indoor spaces. When the tem- explosive atmospheres may occur. -
Page 4: Function
BUS (Vent-BUS). The master sets the speed of rota- tion of all connected slave units on the basis of the ambient air temperature it measures. Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 4 / 22 www.kieferklima.de Technical modifications reserved... -
Page 5: Functions And Dimensions
Side view showing cold-water and condensate connections * 335 mm with condensate pump * 375 mm with gravity condensate drain All dimensions in mm Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 5 / 22 www.kieferklima.de Technical modifications reserved... -
Page 6: Technical Data
The electrical connections and the internal electronics are located on the central controller PCB in the terminal box. For starting up, the INDULVENT ec ceiling fan cooler requires an overload protection circuit breaker Type C to EN 60898, DIN VDE 0641 Part 11. The maximum power requirement during operation is 70 W per unit. - Page 7 ISPLAY AND PARAMETERISATION The INDULVENT ec comfort ceiling fan coil system has an internal BUS, which is based on an RS 485 two-wire interface. Every unit on the BUS can be called up, inter-...
- Page 8 230V AC 50Hz Control Remote switch Mains Operation VENT-Bus voltage voltage Fault Fault signal contact Relay status: fault detected, D-E closed Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 8 / 22 www.kieferklima.de Technical modifications reserved...
- Page 9 ONNECTIONS FOR A THROUGH VALVE Valve actuator 0-10V DC 230V AC 50Hz Control Remote switch Mains Operation VENT-Bus voltage voltage Fault Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 9 / 22 www.kieferklima.de Technical modifications reserved...
- Page 10 BUS-communication between units is only possible when cable to specification LICY/LIYCY 2 x 0.25 mm² is used. If cables with a greater cross-section or unscreened cables are used, BUS-communications may malfunction. Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 10 / 22 www.kieferklima.de...
- Page 11 Example of Vent-BUS series wiring for 4 units with termination Up to 32 subscribers are possible Unit 1 Unit 2 Unit 3 Unit 4 Wiring inside the 12-pole connector Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 11 / 22 www.kieferklima.de Technical modifications reserved...
- Page 12 Works settings of control parameters Red LED 23.0 ° C = 26.0 ° C USB socket = 150 m³/h = 470 m³/h Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 12 / 22 www.kieferklima.de Technical modifications reserved...
- Page 13 INDULVENT ec connected to the BUS. This interrupted. Otherwise damage may be caused by over- offers the advantage that, for example, sensitive rooms flowing condensate.
- Page 14 6 m. The tube fitted to the unit in our works is 1.1 m long. The INDULVENT ec comfort ceiling fan coil system is fitted with a plastic dish for the collection and drainage of accumulating condensate.
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Page 15: Technical Data And Maintenance
Opening the folding hinge with quick-action fasten- View of INDULVENT ec with front plate open Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 15 / 22 www.kieferklima.de... -
Page 16: Maintenance
A/F and 22 A/F open-ended spanners. After cleaning pour some water into the condensate dish to check that the connection does not leak and that condensate drains properly. Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 16 / 22 www.kieferklima.de Technical modifications reserved... -
Page 17: Technical Data
2600 2100 1690 1330 1000 Ambient air conditions: 26 ° C / 60 % rel. humidity, dew point 17.6 ° C Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 17 / 22 www.kieferklima.de Technical modifications reserved... - Page 18 Determination of the cooling capacity using graphs or Technical Sales for a concrete design proposal. formulas is therefore laborious and prone to error. Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 18 / 22 www.kieferklima.de Technical modifications reserved...
- Page 19 1. Front plate 2. Inlet filter 3. Condensate dish 4. Condensate pump 5. Controller 6. Heat exchanger 7. Fan 8. Internal insulation Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 19 / 22 www.kieferklima.de Technical modifications reserved...
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Page 20: Specification Text
1 x plug, 12-pole for connecting remote switch, external control voltage and Vent-BUS Pos.___________ Quantity_________ Price per piece___________ □ Additional charge for parameterisation of the offered INDULVENT units on site by Kiefer according to our installation charge rates. Pos.___________ Quantity_________ Estimated price___________... -
Page 21: Ec Declaration Of Conformity
In conformity with the EC Machinery Directive (2006/42/EC) of the European Parliament dated 17.05.2006, the manufacturer: Maschinenfabrik Gg. Kiefer GmbH Heilbronner Strasse 380 D-70469 Stuttgart Germany declares herewith that the following unit placed on the market by Kiefer: Product name Comfort Ceiling Fan Coil System Type designation: INDULVENT ec... - Page 22 Internet: www.kieferklima.de With release of this publication, all earlier versions of the INDULVENT ec Installation, Operation and Maintenance Instructions lose their validity. Kiefer Luft- und Klimatechnik Comfort Ceiling Fan Coil System INDULVENT ec Page 22 / 22 www.kieferklima.de Technical modifications reserved...
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