Title 30

SECTION 77.803-2

77.803-2 Ground check systems not employing pilot check wires; approval by the Secretary.

§ 77.803-2 Ground check systems not employing pilot check wires; approval by the Secretary.

Ground check systems not employing pilot check wires shall be approved by the Secretary only if it is determined that the system includes a fail safe design which will cause the circuit interrupter to open when ground continuity is broken.