{
  "schema": "tvv320-winding-v1",
  "rows": [
    {
      "slot": 1,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 2,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 3,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 4,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 5,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 6,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 7,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 8,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 9,
      "lower_phase": "A",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 10,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 11,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 12,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 13,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": -1
    },
    {
      "slot": 14,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 15,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 16,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 17,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 18,
      "lower_phase": "C",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 19,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 20,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 21,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 22,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": 1
    },
    {
      "slot": 23,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 24,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 25,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 26,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 27,
      "lower_phase": "B",
      "lower_sign": 1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 28,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 29,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 30,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 31,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": -1
    },
    {
      "slot": 32,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 33,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 34,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 35,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 36,
      "lower_phase": "A",
      "lower_sign": -1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 37,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 38,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 39,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 40,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "C",
      "upper_sign": 1
    },
    {
      "slot": 41,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 42,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 43,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 44,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 45,
      "lower_phase": "C",
      "lower_sign": 1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 46,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 47,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 48,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 49,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "B",
      "upper_sign": -1
    },
    {
      "slot": 50,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 51,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 52,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 53,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": 1
    },
    {
      "slot": 54,
      "lower_phase": "B",
      "lower_sign": -1,
      "upper_phase": "A",
      "upper_sign": 1
    }
  ],
  "source_sha256": "10c301016cc6924270f39ea596cf5eca571cb3a23cedfc67f51f9dfff541d2d7",
  "branch_assignment": "course pairing: lower positive belt branch 1, negative belt branch 2; upper inherits coil branch",
  "status": "coil span and phase assignment checked algebraically; branch topology requires primary winding diagram"
}