US-118 Snapper、Snap Action
CMJ・JIA approved , Hermetic type
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- Features
- high reliability, vibration control spring (B type), minute current thermostat (C type)
- Application
- Bath boiler, water heater, gas appliance, outboard motor, etc.
| ① Thermostat Specifications | |||
|---|---|---|---|
| Electrical ratings | B type : 125 VAC, max. 3A, resistance load ‐‐ （min. 200mA） C type : 24VDC, max. 1A, resistance load C type : 40VDC, max. 500mA ‐‐ （MIN. DC5V 1mA） |
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| Ⅰ.Temperature setting range
Ⅱ.Temperature tolerance Ⅲ.Differential |
Ⅰ.Temperature setting range ① 0 ～ 50℃ ② 51 ～ 100℃ ③ 101 ～ 150℃ ④ 151 ～ 190℃ ⑤ 191 ～ 250℃ |
Ⅱ.Temperature tolerance ① ±4℃/±5℃ ② ±4℃/±6℃ ③ ±5℃/±7℃ ④ ±6℃/±8℃ ⑤ ±8℃/±10℃ |
Ⅲ.Differential ① 15K ② 15K ③ 20K ④ 25K ⑤ 30K |
| Circuit resistance(initial value) | B type: 70mΩ or less C type: 10mΩ or less |
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| Insulation resistance | 100MΩ以上 100 MΩ or greater [through the 500 VDC megger] | ||
| Withstand voltage | B type: 1,200 VAC/minute C type: 1,000 VAC/minute |
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| Thermal resistance | 250℃ | ||
| 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 | B : Ag alloy contact C : Au crossbar contact |
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| 2 | Contact model | X ：”OFF” for temperature rise Y ：”ON” for temperature rise |
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| 3 | Terminal angle | H : For soldering (with a hole of φ 2.0) [ B type ] P : Pin terminal [ C type ] W : For welding [ C type ] I : For soldering (with a hole of φ 2.5) [ C type ] |
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| 4 | Holder model | M : Surface type L : Surface type I : Embedded type K : Embedded type O : Without holder |
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| 5 | CAttached terminal mode (Terminal model : P only) |
A : Attached No symbol : None |
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③ Sample of Model code
- US-118BXHO ・・・ Ag alloy contact,For soldering,Without holder
- US-118BXHL ・・・ Ag alloy contact,For soldering,Surface type
- US-118CXPO ・・・ Au crossbar contact.Pin terminal,Without holder
- US-118CXWL ・・・ Au crossbar contact,For welding,Surface type
- US-118CXIM ・・・ Au crossbar contact,For soldering,Surface type
- US-118CXIKA ・・・ Au crossbar contact,For soldering,Embedded type、CAttached terminal
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 | ||||
⑤ Dimensional outline drawing
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↑ Link
