Powers relays and trips breakers and reclosers.
Battery smooth 48 Vdc output, with six-ampere-hour capacity.
Powers one SEL relay for 24 hours, two for eight hours.
Supports 30 A trip current for 200ms.
Charges from 120 or 240 Vac in less than 24 hours.
Automatic undervoltage shutdown of battery prevents deep discharge.
Batteries in convenient drawer can be replaced without interrupting relay power.
Front-panel indicators show status.
Battery alarm and contact outputs rated to relay standards.
Standard lead-acid batteries available from SEL and many distributors.