Series 300 and 400 inverted-bucket steam traps

The 300 and 400 inverted-bucket series have a tall cylindrical body with connections near the upper part. The 300 series lists types 310–316, while the 400 series lists 411, 413, 415 and 416. The upper listed operating envelope is up to 46 bar and 400 °C for series 300, and up to 70 bar and 510 °C for series 400. Select the material and discharge capacity of the actual type; the two series do not share identical limits.