This specification applies to three-phase, pole-mounted vacuum reclosers and their associated electronic controls for installation and operation on overhead distribution systems located in High Fire Threat Districts (HFTD Tier 2 and Tier 3). The equipment must be suitable for wildfire mitigation, comply with all applicable standards, and support advanced protection and communication features. The recloser shall include: • Electrically gang-operated vacuum interrupters • An SEL-651R (or SEL-651R2) advanced recloser control • Factory-terminated umbilical/control cables (min. 35 ft) • Solid dielectric insulation (no SF₆ or oil) • Full compatibility with SCADA systems (DNP3, Modbus, optional IEC 61850) • All terminations and components necessary for installation and operation.
