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US-649

US-649
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US-649

Product catalog summary
Model Overview: The document describes a non-automatic reset type component with a built-in ceramic PTC heater, identified by the model code US-649AXAA. It is designed for use in industrial machinery, vending machines, and motors.
Specifications:
  • Lead Wire Conductor Size: Options include AWG♯24 for currents up to 4A and AWG♯20 for currents over 4A.
  • Insulation: Cross-linked polyethylene insulated wire, with temperature ratings of 100℃ (UL3266) and 140℃ (UL3398).
  • Contact Material: Ag alloy contact.
  • Heat Resistance: 140℃, excluding lead wire.
  • Cold Resistance: -20℃.
  • ON/OFF Durability: 3,000 cycles.
  • Insulation Resistance: 100 MΩ or greater at 500 VDC.
  • Withstand Voltage: 1,500 VAC for 1 minute.
  • Circuit Resistance: 70mΩ or less, varies with lead length.
  • Temperature Setting Range: 50 to 140℃, adjustable in 5℃ increments.
  • Temperature Tolerance: ±5℃ or ±10℃.
Electrical Ratings:
  • AC125V, max. 8A, resistive load (min. 200mA).
  • AC250V, max. 4A, resistive load (min. 200mA).
Design Note: The design specifications are subject to change without prior notice.
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Catalog excerpts

US-649-1

セラミックPTCヒーター内蔵非自動復帰タイプ / Non-automatic reset type with built-in ceramic PTC heater US-649AXAA12 US-649 用途：産業用機械、自販機、モーター 等 / Application：Industrial machinery, vending machine, motor etc. 温度設定 / Temperature setting 　Max. 140℃ 仕様 / Specifications 電気定格 (抵抗負荷) Electrical ratings Maintains state unless recovery conditions such as (this value varies depending on the lead length) 絶縁抵抗 / Insulation resistance 100 MΩ or greater [through the 500 VDC megger] 140℃ (except the lead wire) 開閉耐久性 / ON・OFF durability 温度設定範囲 (一点固定) Temperature setting range 温度設定公差 (動作) / Temperature tolerance 復帰温度設定 / Reset 回路抵抗 (初期値) / Circuit resistance (initial value) モデルコード / Model code 外形寸法図 / Dimensional outline drawing Lead wire code Cross-linked polyethylene insulated wire

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.