ABB STOTZKONTAKT Gmb H 2 CDC 508 078
© ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 1 ABB i-bus® KNX Valve Drive Actuator VAA/A 6. 24. 1
© ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 2 Valve Drive Actuator VAA/A 6. 24. 1
Valve Drive Actuator VAA/A 6. 24. 1 © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 3 General n Can be used for the control of 24 V thermoelectric valve drives, e. g. TSA/K 24. 1 n Suitable for installation in heating circuit distribution systems Safety class II; SELV n Control of floor heating systems
Valve Drive Actuator VAA/A 6. 24. 1 © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 4 Advantages n Convenient heating regulation n Powered with 230 V AC (mains plug), output 24 V AC n Application of triacs ensures silent switching n Valve drives are connected with screwless, plug-in / clamping terminals
Valve Drive Actuator VAA/A 6. 24. 1 Technical information n 6 channels 4 valve drives per channel n up to 13 valve drives per device n n n Channel-by-channel selection of the method of operation between using either on/off or continuous control Monitoring of the communication objects Actuating value with emergency program Forced mode communication objects for each channel Summer mode with valve protection program Calculation of the maximum continuous actuating value n Flow control of a boiler Release function for the valve drives after connecting to mains supply n All outputs are protected against short circuit and overload © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 5 n n n Fuse 2 A slow-blow Mounting directly on the wall or on a mounting rail
Valve Drive Actuator VAA/A 6. 24. 1 Circuit diagram 230 V mains connection Connections (1 -6) for valve drives KNX bus connection terminal Power on indicator, power LED Fuse indicator, Fuse LED Channel LED (1 -6) KNX programming button KNX programming LED © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 6 Fuse
Valve Drive Actuator VAA/A 6. 24. 1 Technical data (1) Supply © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 7 Outputs Mains voltage 230 V AC (+10/-15 %), 50 -60 Hz Maximum power consumption 50 W No-load power consumption 3 W Leakage loss 18 W Number 6 Type Triac Output voltage 24 V AC (+/-20 %), 50 -60 Hz Output current per channel Maximum 1 A Fuse T 2 A, common for all outputs
Valve Drive Actuator VAA/A 6. 24. 1 Technical data (2) Maximum number of connectable electrothermal valve actuators Connections © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 8 Operating and display elements Number 13 Per channel 4 KNX Bus connection terminal Valve actuator (6) connection Plug-In terminal 1. 0… 1. 5 mm 2 stranded 0. 5… 1. 5 mm 2 solid LED green Power on indicator LED red Fuse defective indicator LED red (6) Channel on indicator KNX programming LED Programming mode indicator KNX programming button Assignment of the physical address
Valve Drive Actuator VAA/A 6. 24. 1 Technical data (3) Release function After switch on 10 minutes Valve protection program In summer mode Once a day for 6 minutes Emergency program With bus voltage failure 8 minutes on and 40 minutes off Enclosures IP 20 To DIN EN 60529 Safety class II To DIN EN 61140 Overvoltage category III to DIN EN 60664 -1 Pollution degree 2 to DIN EN 60664 -1 Operation -5 °C…+50 °C Storage -25 °C…+60 °C Maximum air humidity 75 % Isolation category © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 9 Temperature range Ambient conditions
Valve Drive Actuator VAA/A 6. 24. 1 Technical data (4) © ABB STOTZ-KONTAKT Gmb. H 2 CDC 508 078 N 0101, Seite 10 Design Surface mounted device Wall-mounted or on mounting rail Dimensions 70 x 75 x 302 mm (H x W x L) Mounting position As required Weight 1. 700 kg Housing, colour Plastic housing, grey Approvals KNX to EN 50 090 -1, -2 CE mark In according with the EMC guideline and low voltage guideline Application program Number of communication objects Valve Drive Actuator 6 f 24 V/1. 1 20 Max. number of group addresses 66 Max. number of associations 66
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