{
  "id": "model-st-312",
  "name": "Model ST-312",
  "aliases": [],
  "domain": "land",
  "country": "CHN",
  "category": "Ground surveillance radar system",
  "status": null,
  "fielded": 2003,
  "operators": [
    "CHN"
  ],
  "prolif_count": 1,
  "summary": "The Chinese Model ST-312 is classified as a medium-range ground surveillance radar(GSR) that is able to detect, identify, and locate moving ground targets as well as low flying aircraft such as helicopters at any time of the day regardless of the season.",
  "specs": [
    {
      "k": "",
      "label": "Operating frequency range",
      "section": "firecontrol",
      "v": "8-12 GHz (J-band)",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Detection range, tank or truck",
      "section": "system",
      "v": "40 km",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Detection range, light vehicle",
      "section": "system",
      "v": "25 km",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Detection range, person",
      "section": "system",
      "v": "15 km",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Detection range, helicopter",
      "section": "system",
      "v": "35 km",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Accuracy (range/azimuth)",
      "section": "system",
      "v": "12 m/0.5°",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Resolution (range/azimuth)",
      "section": "system",
      "v": "50 m/2.8°",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Power consumption",
      "section": "firecontrol",
      "v": "< 200 w",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Continuous operating time",
      "section": "system",
      "v": "24 hours",
      "src": [
        "weg-model-st-312"
      ],
      "conf": "medium"
    },
    {
      "k": "combat_weight_t",
      "v": 0.09,
      "src": [
        "weg-model-st-312"
      ],
      "conf": "low",
      "note": "Automated check: outside the expected range for this type; verify against the source."
    }
  ],
  "payloads": [],
  "variants": [],
  "art": "generic",
  "image": null,
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    }
  ],
  "url": "https://www.defensepedia.com/systems/model-st-312.html",
  "sources": {
    "weg-model-st-312": {
      "title": "Model ST-312 Chinese Ground Surveillance Radar System",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/Model_ST-312_Chinese_Ground_Surveillance_Radar_System",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}