SWT 3000 Equipment Manual Technical Data
© SIEMENS AG 2008 Edition p3_3_2x 08/09 Page - 7
Security
improved by INC < 10
-6
Dependability
improved by INC < 10
-4
at SNR of 6 dB
Voice frequency interface CLE
Transmitter
Impedance
Level (max.)
600 Ohm
+15 dBm
Receiver
Impedance
Level range
600 Ohm or 6 kOhm
-40 dB to + 4 dB
Power supply
Input voltage
24/48/60 V DC (-20% / +15%)
110/220/250 V DC (-20% / +15%) or
115 /230 V AC (15% / +10%) 47 Hz – 63 Hz
Power consumption
approx. 22 W / VA