Overvoltage and interference telephone line protection and ADSL 2+ filter, for 1 analogue telephone line

The protection device is a PBX accessory which is triggered in case of a dangerous current due to overvoltage and interferences from the telephone line in case of Voice analogue line and with standard ADSL data access. The device features terminals for a PSTN telephone line input and outputs to the telephone or PABX and for the ADSL modem.
For maximum effectiveness, the protection must be installed on the telephone line in the vicinity of the PABX.
The device is designed and manufactured in accordance with European standards EN60950, EN60529, EN55022-024, ITU-T K21, ETSI TS101-952-1-1.