MidNite's breakers are rated to break the full rated load at the rated voltage repeatedly, with NO DAMAGE. Always use a properly sized breaker for disconnecting.
63 amp 150VDC DC ground fault protector (NRTL listed breaker assy).
NEC2008 requires DC-GFP's on all solar installations.
All MidNite circuit breakers hold 100% rated current independent of ambient temperature.
Listed for US & Canada
MNDC-GFP Installation Guide