A Bimetal Thermostat Manufacturer Shaping the Future

Asahi Keiki Co., Ltd.
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  3. US-602

US-602

  • Low-temperature type
  • General-purpose type
  • Round disc

Snapper, Snap-action

Features
General-purpose type, compact high-capacity (S type), for microcurrents (K type)
Uses
Microwave ovens, heating appliances, water heaters, etc.
Register
CMJ (Voluntary Registration System for Electrical Appliance Parts and Materials) registered products; gas safety certified products (JIA); UL, C-UL, VDE (EN 60730), and CQC certified products

Product photos

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  • US-602SXRLQE
  • US-602SXRLQE
  • US-602SXRLQE
  • US-602SXRSKO
  • US-602SXRSKO
  • US-602SXRSKO
  • US-602SXTSSO
  • US-602SXTSSO
  • US-602SXTSSO

Thermostat Specifications

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Electrical Rating (Resistive Load) S type : AC125V MAX.15A （MIN. 200mA）
S type : AC250V MAX.8A （MIN. 200mA）
K type : DC30V MAX.1A（MIN.DC5V　1mA）
Ⅰ.Temperature Setting Range
Ⅱ.Temperature Setting Tolerance (Standard)
Ⅲ.Differential diff (Standard)		 Ⅰ.Temperature Setting Range
①0 ～ 50℃
②51 ～ 100℃
③101 ～ 150℃		 Ⅱ.Temperature Setting Tolerance (Standard)
①±4℃/±5℃
②±4℃/±6℃
③±5℃/±7℃		 Ⅲ.diff (Standard)
①12K
②15K
③20K
Circuit Resistance (Initial Value) S type : 50mΩ max.
K type : 10mΩ max.
Insulation Resistance 100MΩ min. (with DC500V megohmmeter)
Dielectric Strength S type : AC1500V / 1 min.
K type : AC1200V / 1 min.
Heat Resistance 150℃
Cold Resistance -20℃
Switching Endurance 10,000 cycles or more (at rated load)

Please contact us separately regarding specifications that exceed these.

Thermostat Model Code

US-602

12345

1 Contact Material

 S : Ag alloy contact K : Au crossbar contact

2 Contact Type

 X : "OFF" when temperature rises Y : "ON" when temperature rises

3 Terminal Angle

 R : Horizontal terminal T : Vertical terminal

4 Terminal Type

 L : Positive lock F250 series compliant (Size: 6.35×0.8 Material: Brass, Sn plated) M : Positive lock F187 series compliant (Size: 4.75×0.5 Material: Brass, Sn plated) V : IEC60730-1 (DIN46244) compliant (Size: 4.8×0.8 Material: Brass, Sn plated) S : For soldering (Size: 4.8×0.5 Material: Brass, Ni plated)

5 Cover Material Holder Type

 QO : Aluminum, Without holder QL : Aluminum, Free surface type (mounting pitch 24.5mm) KO : Aluminum, Integrated recessed type (depth 5.0mm, 24.5mm) AS : Stainless steel, Fixed surface type (mounting dimension 24mm) IO : Stainless steel, Integrated recessed type (depth 4.6mm, 24.5mm) JO : Stainless steel, Integrated recessed type (depth 5.2mm, 24.5mm) QD : Aluminum, Free surface type (mounting pitch 30mm) FO : Stainless steel, Without holder FF : Stainless steel, Free surface type (mounting dimension 25mm) SO : Brass, Screw mounting type [M3,M4,M5,6-32UNC,8-32UNC,10-32UNC]
Model Examples
  • US-602SXRMQO

    Horizontal F187 Terminal, Aluminum Cover, No Holder

  • US-602SXRLQL

    Horizontal F250 Terminal, Aluminum Cover, Holder Mount, 24.5 mm

  • US-602SXTLKO

    Vertical F250 Terminal, Aluminum Cover, Flush-Mounted, 5 mm 24.5 mm

  • US-602SXRVAS

    Horizontal IEC Terminal, Stainless Steel Cover, Surface-Mount Type, 24 mm

  • US-602SXTSIO

    Virtical Terminal for Soldering, Stainless Steel Embedded, One-Piece Design, 4.6 mm 24.5 mm

List of International Safety Standards and Certification Specifications

Model Name Certification Name File No. Maximum temperature rating [°C] Control Method Cycle Voltage [V] Resistive load Inductive load FLA LRA
US-602S UL E52529 150 limiting 100,000 AC 125 15 - - -
AC 250 8 - - -
regulating 30,000 DC 30 5 - - -
CSA 1061290 150 limiting 100,000 AC 125 15 - - -
AC 250 8 - - -
US-602K UL C-UL E52529 150 limiting 100,000 DC 30 1 - - -
AC 120 125VA - - -
AC 240 0.5 - - -
US-602S-Ｖ VDE 40026470 160 thermostat 20,000 AC 250 10 - - -
10,000 - 6(6) - -

Thermostat Dimensions

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Please feel free to contact us with any questions about our products.

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