Schneider Electric 50A 3P Pole Thermal Magnetic Circuit Breaker, 690V ac GV4P. Range: TeSys. Width: 165mm. Tripping Mechanism: Thermal-Magnetic. Overall Length: 81mm. Overall Dimensions: 81 x 165 x 155mm. Overall Depth: 155mm. Breaking Capacity at Maximum Voltage Rating: 8 kA @ 660 → 690 V ac. MPN: GV4P50N