Brand: Gladiator Item: Circuit breaker Mounting: 35mm DIN rail Number of Poles: 1 Voltage Rating: 277 VAC/60 VDC Amperage Rating: 3A Circuit Breaker Type: Miniature Circuit Type: Feeder and branch Current-Limiting: No Trip Curve: B curve Trip Type: Thermal magnetic Interrupting Rating: 10kA @ 277 VAC UL Rating: UL 489 listed HACR Rated: Yes Reverse Feed Capable: Yes Gladiator miniature circuit breaker, 3A, 277 VAC/60 VDC, 1-pole, B curve, thermal magnetic, 10kA @ 277 VAC interrupting rating, 35mm DIN rail mount.