Manufacturer: SIEMENS
Type: SURGE SUPPRESSOR
Model: 3TX7402-3T
type of voltage of the control supply voltage: AC/DC
Frequency: 50 … 60 HZ
control supply voltage 1 at AC:
— at 50 Hz 127 … 240 V
— at 60 Hz 127 … 240 V
control supply voltage 1:
— at DC 150 … 250 V
Ambient conditions: -25 … +55 °C