A Bimetal Thermostat Manufacturer Shaping the Future

Asahi Keiki Co., Ltd.
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Product

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US-622

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

Snapper, Snap-action

Features
Compact, high-capacity, general-purpose, low-cost model Polyester resin case, compatible with S.O.D. specifications
Uses
Microwave ovens, heating appliances, water heaters, copiers, LBP printers, office equipment, etc.
Register
CMJ (Voluntary Registration System for Electrical Equipment Parts and Materials) registered products; UL, C-UL, VDE (EN 60730), and S.O.D. certified products

Product photos

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  • 622_AXRLQE
  • 622_AXRLQE
  • 622_AXRLQE
  • 622_AXTLQE
  • 622_AXTLQE
  • 622_AXTLQE
  • 622_AXRSGO
  • 622_AXRSGO
  • 622_AXRSGO
  • 622_AXRSGO
  • 622_AXRSGO

Thermostat Specifications

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Electrical Rating (Resistive Load) A・P type:AC125V MAX.15A (MIN. 200mA)
A・P type:AC250V MAX.10A (MIN. 200mA)
K type:DC30V MAX.1A (MIN.5V 1mA)
Ⅰ.Temperature Setting Range
Ⅱ.Temperature Setting Tolerance (Standard)
Ⅲ.Differential diff
(Standard)
High-speed thermal response (S.O.D) specification… One-shot product (operates only once)
Ⅰ.Temperature Setting Range
① 0 ~ 50℃
② 51 ~ 100℃
③ 101 ~ 150℃
④ 151 ~ 185℃
S.O.D setting Max. 180℃
Ⅱ.Temperature Setting Tolerance (Standard)
①±4℃/±5℃
②±4℃/±6℃
③±5℃/±7℃
④±6℃/±8℃
Ⅲ.diff (Standard)
①12K
②15K
③20K
④25K
S.O.D product: -35℃ or below
Circuit Resistance (Initial Value) A・P type:50mΩ max.
K type:10mΩ max.
Insulation Resistance 100MΩ min. (with DC500V megohmmeter)
Dielectric Strength A・P type:AC1500V / 1 min.
K type:AC1200V / 1 min.
Heat Resistance 185℃
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-622

12345 -6

1Contact Material

A : Ag alloy contact/Standard case K : Au crossbar contact P : Ag alloy contact/4-post case

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, Ni plated) G : Positive lock F250 series compliant (Size:6.35×0.8 Material: Iron, Ni plated) M : Positive lock F187 series compliant (Size:4.75×0.5 Material: Brass, Ni plated) H : Positive lock F187 series compliant (Size:4.75×0.5 Material: Iron, Ni plated) *Terminal type H: Can only be combined with Horizontal terminal (R) V : IEC60730-1 compliant (Size:4.8×0.8 Material: Brass, Ni plated) S : For soldering (t0.5 Material: Brass, Sn plated)

5 Cover Material Holder Type

QO : Aluminum, Without holder QL : Aluminum, Free surface type (mounting pitch 24.5mm) GO : Aluminum, Recessed type (depth 5.4mm, 24.5mm) IO : Stainless steel, Recessed type (depth 4.6mm, 24.5mm) JO : Stainless steel, Recessed type (depth 5.2mm, 24.5mm) QD : Aluminum, Surface type (mounting pitch 30mm) SO : Brass, Screw mounting type [M3,M4,M5,6-32UNC,8-32UNC,10-32UNC]

6 S.O.D Type

LC : One-shot product (S.O.D compatible)
Model Examples
  • US-622AXRMQO

    Horizontal F187 Terminal, Aluminum Cover, No Holder

  • US-622AXTMQE

    Vertical F187 Terminal, Aluminum Cover, Surface-Mount Stainless Steel Holder (pitch 23.8 mm)

  • US-622AXTMQE-LC

    Vertical F187 terminal, aluminum cover, surface-mount stainless steel holder (pitch 23.8 mm), S.O.D. product

  • US-622AXRLQL

    Horizontal F250 Terminal, Aluminum Cover, Surface-Mount Stainless Steel Holder (pitch 24.5 mm)

  • US-622AXTMQL-LC

    Vertical F187 terminal, aluminum cover, surface-mount stainless steel holder (pitch 24.5 mm), S.O.D. product

  • US-622AXTLKO

    Vertical F250 Terminal, Aluminum Cover, Air stream holder, depth 5 mm (pitch 24.5 mm)

  • US-622AXRVAS

    Horizontal IEC Terminal, Stainless Steel Cover, Fixed Surface-Mount holder (pitch 24 mm)

  • US-622AXTSIO

    Vertical terminal for Soldering, Stainless Steel Air stream holder, depth 4.6 mm (pitch 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-622 UL C-UL E52529 185 limiting 100,000 AC 125 15 - 5.8 34.8
AC 250 10 - 2.9 17.4
US-622K E52529 130 limiting 100,000 DC 30 1 - - -
160 AC 120 125VA - - -
US-622-LC E52529 160 S.O.D. 1 AC 125 15 - - -
AC 250 10 - - -
UC-622-LC-QR AC 125 15 - - -
AC 250 10 - - -
UC-622V AC 125 15 - - -
AC 250 10 - - -
US-622 VDE 40026861 180 thermostat 100,000 AC 250 10.1 - - -
10,000 - 6.1(6) - -
30,000 16.1 - - -
US-622K VDE 40027128 185 thermostat 100,000 DC 30 1 - - -
US-622-LC VDE 40006690 165 S.O.D. 1 AC 250 10.1 - - -
UC-622-LC-QR - - -
UC-622V - - -

Thermostat Dimensions

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

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