Siemens TRAFFIC CONTROLS TC12 Manuale Utente

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TC12 Installation, Commissioning & Maintenance Handbook 
6.2 SPECIFICATION 
6.2.1  Mains voltage and frequency ranges 
The Integral OTU PCB is powered from the Controller power supply unit. The 
working voltage and frequency ranges are equal to those specified for the 
Controller. 
 
6.2.2 Mains Current 
Integral OTU   
 
 
 
  
20 mA at 240 V 
 
6.2.3  Temperature and Humidity Requirements 
The OTU will work over the temperature range  -15 to 75 
°C. 
 
Humidity      96% 
at 
40 
°C. non condensing 
 
6.2.4 Size 
Size: Double extended Euro card length PCB (220 mm) by 6U high (234 mm), with 
a maximum component height, off the board, of 19 mm (including cover and 
fixings). 
 
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