Circuit Protection Selection Guide
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.
Part Number | Actions | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Opening | Voltage Rating (V) | Minimum Operating Temperature (°C) | Max Operating Temperature (°C) | Agency Approvals |
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Part Number | Actions | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Opening | Voltage Rating (V) | Minimum Operating Temperature (°C) | Max Operating Temperature (°C) | Agency Approvals | |
---|---|---|---|---|---|---|---|---|---|---|
250 | 0.00013 | 3324.8 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.011 | 332.5 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.0276 | 91.7 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.087 | 33.55 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.1 | 22.45 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.143 | 15.45 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.35 | 8.92 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.33 | 7.725 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.316 | 6.77 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | |||||
250 | 0.804 | 4.43 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | UR / CE / UKCA / CSA | ||||
250 | 1.23 | 3.22 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | UR / CE / UKCA / CSA | ||||
250 | 1.2 | 2.155 | Slo-Blo/Time Lag (T)/Time Delay | -55 | 125 | UR / CE / UKCA / CSA |
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.