US-628 Snapper、Snap Action
CMJ・UL・C-UL approved
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- Features
- Drip-proof, compact design, general purpose, low cost
- Application
- Suitable for wide range of applications such as gas and oil appliances, fuel cell, etc.
| ① Thermostat Specifications | |||
|---|---|---|---|
| Electrical ratings | A type： 125 VAC, max. 10A, resistance load A type： 250 VAC, max. 5A, resistance load ‐‐ （min. 200mA） K type: 24 VDC, max. 1A, resistance load K type: 40 VDC, max. 0.5A, resistance load ‐‐ （MIN. DC5V 1mA） |
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| Ⅰ.Temperature setting rangeⅡ.Temperature tolerance
Ⅲ.Differential |
Ⅰ.Temperature setting range ① 0 ～ 50℃ ② 51 ～ 100℃ ③ 101 ～ 130℃ |
Ⅱ.Temperature tolerance ① ±4℃/±5℃ ② ±4℃/±6℃ ③ ±5℃/±7℃ |
Ⅲ.Differential① 12K ② 15K ③ 20K |
| Circuit resistance(initial value) | A･K type: 70 mΩ or less (except for lead wires) | ||
| Insulation resistance | 100 MΩ or greater [through the 500 VDC megger] | ||
| Withstand voltage | A type: 1,500 VAC/minute K type: 1,200 VAC/minute |
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| Thermal resistance | 130℃ | ||
| Cold resistance | -20℃ | ||
| Opening-closing durability | 10,000 times or more [under rated load] | ||
※Please contact specification of the approved models are slightly different from those shown above.
| ② Model code | ||||||||||||||||||||
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| 1 | Contact material | A : Ag ・Ag alloy contact K : Au cross bar contact |
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| 2 | Contact model | X : “OFF” for temperature rise Y : “ON” for temperature rise |
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| 3 | Terminal model | S : Filling-only terminal | ||||||||||||||||||
| 4 | O-ring model | S : silicon rubber | ||||||||||||||||||
| 5 | Cover materials Holder model |
QO : Aluminum , no holder QE : Aluminum , surface type ( free holder ) (23.8mm) QE-FB : Aluminum , surface type ( fixed holder ) (23.8mm) QL : Aluminum , surface type ( free holder ) (24.5mm) QL-FB : Aluminum , surface type ( fixed holder ) (24.5mm) AS : Stainless steel , surface type(24mm) FO : Stainless steel , no holdersurface type |
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| 6 | Wire material | F : Fluoropolymer wire V : Heat-proof, lead-free PVC wire |
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| 7 | Special specification | |||||||||||||||||||
③ Sample of Model code
- US-628AXSSQO ・・・ Aluminum cover , no holder
- US-628AXSSQE ・・・ Aluminum cover , surface type ( free holder ) 23.8mm
- US-628AXSSQL ・・・ Aluminum cover , surface type ( free holder ) 24.5mm
- US-628AXSSAS ・・・ Stainless steel cover 、surface type 24mm
④ List of international safety standards
| Model / Type | Agency | File No. | Operating temp. Ratings |
Number of cycles | Max. | Max. Amperes | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Category | cycles | Volts |
Resistiveload |
Inductiveload |
FLA | LRA | ||||
| US-628A | UL C-UL |
E52529 | 150 | limiting | 30,000 | AC 125 | 10 | – | – | – |
| AC 250 | 5 | – | – | – | ||||||
| 150 | DC 30 | 5 | – | – | – | |||||
| DC 40 | 0.5 | – | – | – | ||||||
| US-628K | 150 | limiting | 30,000 | DC 30 | 1 | – | – | – | ||
| DC 40 | 0.5 | – | – | – | ||||||
⑤ Dimensional outline drawing
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