Siemens Toroidal Ring Current Transformer, , 30 mA → 40 A Input, 630 A Output. Overall Height: 62mm. Overall Width: 300mm. Overall Depth: 286.2mm. Minimum Temperature: -25°C. Maximum Temperature: +60°C. Dimensions: 300 x 286.2 x 62 mm. Mounting Type: Chassis Mount. For Use With: Fault Current Monitoring. MPN: 3UL2307-1A