SD30S – Switching module

SD30S is three-phase switching module. It is designed for simple installation on ST100, ST300 and ST310 meters with a four-wired (three-phase) direct connection to electrical network in order to provide local or remote disconnection or reconnection of customers.





SD30S is mounted as an extended terminal block under the terminal cover of the meter. Meter with mounted switching module is manufactured in accordance with IEC 62052-11, 62053-21 and IEC 62055-31 UC3 standards. Port for connection and communication with meter is according to M-Bus standards EN 13757-2 and EN 13757-3.

SD30S module is produced in accordance with ISO 9001:2008 standard.