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GAMMA 

instabus

 

Technical product information 

July 2008 

Switching actuator, submodule N 512/21 

5WG1 512-1AB21 

3x AC 230/400V, 16A, C-load, load-check 

Siemens AG 

N 512/21, 4 pages 

Technical manual 

Industry Sector, Building Technologies 

Electrical Installation Technology 

© Siemens AG 2008 

Update: http://www.siemens.com/gamma 

P.O. Box 10 09 53, D-93009 Regensburg 

Subject to change without further notice 

 

 

2.4.3.3/3 

Mechanical data 

 

Housing: plastic  

 

Dimensions: DIN rail mounted device in N dimensions,  
width 3 module units (1 module unit = 18 mm) 

 

Weight: approx. 225 g (inclusive of bridging connec-
tor) 

 

Fire load: approx. 2800 kJ  

 

Installation: Snap-on mounting on DIN rail 
EN 60715-TH35-7.50 

 
Electrical safety 

 

Degree of pollution (according to IEC 60664-1): 2 

 

Type of protection (according to EN 60529): IP 20 

 

Overvoltage category (according to IEC 60664-1): III 

 

Device complies with: EN 50090-2-2 and EN 60669-2-1 

 

EMC requirements 

 

Complies with EN 50090-2-2, EN 50428 and  
EN 60669-2-1 

 

Environmental conditions 

 

Climatic withstand capability: EN 50090-2-2 

 

Ambient operating temperature: - 5 ... + 45 

°

 

Storage temperature: - 25 ... + 70 

°

 

Relative humidity (not condensing): 5 % to 93 % 

 

Markings 

 

none (no device with bus interface)  

 

CE mark 

 

In accordance with the EMC guideline (residential and 
functional buildings), low voltage guideline 

 
 

Location and function of connectors

 

 

 

A1

A2

A3

 

 
Figure 2. Connectors 
 

A1 

Jack for connection of a switching actuator sub-
module to a switching actuator main module or to a 
preceding submodule  

A2 

Jack for connection of a further switching actuator 
submodule 

A3 

Screw-type terminals of outputs 1...3 

 
 

Installation and wiring 

 
Mounting / dismounting the device:  
see figure 3 and 4 
 

 

 
Figure 3. Mounting the device  
 
 
 
 
 
 
 
 
 

B1 

B2 

Summary of Contents for N 512/21

Page 1: ... each submodule output individually which switching state it is to assume on a bus voltage failure and after the bus voltage recov ery as before bus voltage failure ON or OFF Application program The N 512 11 switching actuator needs the application program 07B0 A15 Switching Actuator 981B01 This controls the outputs of the main module as well as the outputs of all connected submodules via their 6 ...

Page 2: ... data Power supply Bus voltage via the 6 pole bridging connector Bus current per submodule typically 1 mA Power dissipation if all outputs OFF 0 03 W at max load and all outputs ON approx 3 5 W Outputs 3 switching outputs potential free relay contacts rated voltage AC 230 400 V 50 60 Hz rated current 16 AX 200 µF to DIN EN 60669 1 16 A in AC1 mode cos ϕ 0 8 and in AC3 mode cos ϕ 0 45 as to DIN EN ...

Page 3: ...of protection according to EN 60529 IP 20 Overvoltage category according to IEC 60664 1 III Device complies with EN 50090 2 2 and EN 60669 2 1 EMC requirements Complies with EN 50090 2 2 EN 50428 and EN 60669 2 1 Environmental conditions Climatic withstand capability EN 50090 2 2 Ambient operating temperature 5 45 C Storage temperature 25 70 C Relative humidity not condensing 5 to 93 Markings none...

Page 4: ... the device Connecting a switching actuator submodule see figure 5 Snap the switching actuator submodule on to the rail and push it to the left against the switching actuator main module or against the switching actuator sub module Connect both devices using the bridging con nector supplied A B C Figure 5 Connecting a switching actuator submodule General notes Any faulty devices should be returned...

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