RONK’s 320-amp meter socket circuit breaker combo (MSB) units are designed for underground installation. With lightweight, easy and simple installation, these units are suitable for use as service equipment (SUSE), with NEMA 3R aluminum enclosure, available in 4 and 5 jaw lever bypass options.
· NEMA 3R – lightweight and corrosion resistant aluminum enclosure
· Factory breaker terminal load lugs
· Underground entry only
· Suitable for use as service equipment (SUSE)
· Separate cover on meter socket section – built to meet the NEC code section 230.62
· 25K Short Circuit Rating (SCCR)
· Manufactured in the USA