IMO UB10C2050A MINIATURE CIRCUIT BREAKER

In accordance with: UL 489, IEC 60947-2 & IEC 60898-1
Pole composition: 1P, 2P, 3P
Tripping curve: B, C, D
Calibration temperature: +104°F (+40°C)
Rated operational current: 0.5 to 63A
UL AC rated operational voltage: 1P: 277V AC, 2P/3P: 480Y/277V AC
IEC AC rated operational voltage: 1P: 230V AC, 2P/3P: 415V AC
DC rated operational voltage: 1P: 48V DC, 2P: 96V DC
Rated operational frequency: 50/60Hz
Rated short circuit breaking capacity: 10kA
Mechanical lifetime: 20,000 operations
Electrical lifetime: 6,000 operations
Vibration resistance acc. IEC 60068-2-6: ±1mm @ 5-25Hz; 50m/s² @ 25-150Hz
Fastening torque: 2.5 Nm (22.2 lb/in)
Wire range: AWG 18-3 (0.82 to 26.7mm²)
Mounting: DIN Rail EN 60715 (EN 50022)
Protection degree: NEMA 1 (IP20)
Pollution degree: 3
Operating temperature: -13°F to +131°F (-25°C to +55°C)