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Inrush Current Limiting
Inrush Current Limiting
Power Thermistors
Inrush Current Limiters
MegaSurge Inrush Current Limiters
Inrush Current Protection for big power supplies, motor drives, and audio amplifiers.
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info>>BigAmp Inrush Current Limiters
Specially designed thermistor able to withstand up to 36 amperes of continuous current and 260 joules of input energy.
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Power Thermistor Data |
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| Input Voltage | Inrush Current Limiter |
|---|---|
| Up To 120vac | SL03 - SL10 Series |
| Up To 240vac | SL10 - SL32 Series |
| Up To 480vac | MS15 - MS32 Series |
| Up To 680vac | MS22 - MS35 Series |
| Full Line | SL03 - MS35 |
| UL & CSA Recognized | UL & CSA - SL Series |
News
| 4/26/2010 | Ametherm Announce Dual Agency Certification For SL22 Power Thermistors more info>> |
| 1/31/2010 |
Ametherm Announces New Partnership With Rhopoint Components. more info>> |
| 12/15/2009 | Ametherm receives CSA certification on all SL22 Series Power Thermistors for Inrush Current Limiting. |
Applications Info
What is Inrush Current?
When motors, audio amplifiers, and
power supplies are first turned on, they present high initial currents as
a result of filter capacitor impedance.
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How To
Stop Inrush Current
There are several component options for inrush current limiting. The two most common alternatives are the use of NTC (Negative Temperature Coefficient) thermistors or various forms of active circuits.
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Inrush Current Application Notes
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Inrush Current Limiters Power Electronics article discusses applications and uses of inrush current limiting thermistors |
Inrush Current FAQ Frequently Asked Questions about inrush current limiting thermistors. |
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Inrush Current in Transformers A sample application of inrush current limiters in transformers |
Surge
Current Causes and Prevention A summary of inrush current causes and prevention |
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Ametherm Imax Derating Curve
Ametherm Derating Curve |
Ametherm Zero Power Resistance Curve
Ametherm Zero Power Resistance Curve |
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