Cura/resources/definitions/zav_big.def.json

{
    "name":      "Zav Big",
    "version":   2,
    "inherits":  "zav_base",
    "metadata":  {
                  "author": "Kirill Nikolaev, Kim Evgeniy (C)",
                  "visible": true,
                  "quality_definition": "zav_base",
                  "platform": "zav_big.stl",
                  "platform_offset": [0, 0, 0]
                 },
    "overrides": {
                  "machine_name":   {"default_value": "zav_big"},
                  "machine_depth":  {"default_value": 300},
                  "machine_height": {"default_value": 340}
                 }
}