Circuit Protection Selection Guide
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.
5x20mm meduim- acting glass body fuse designed to UL specification.
Part Number | Actions | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Opening | Operating Temperature | Agency Approvals |
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Part Number | Actions | Maximum AC Voltage (V) | Nominal Melting I2T (A2sec) | Resistance (Ω) | Opening | Operating Temperature | Agency Approvals | |
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125 | 3.39 | 0.1263 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / K / METI / CE | |||
125 | 29.795 | 0.038 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / METI / K / CE | |||
125 | 6.14 | 0.08795 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / K / METI / CE | |||
125 | 17.045 | 0.0521 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / METI / CE / K | |||
125 | 36.275 | 0.0322 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / METI / UKCA / CE / K | |||
125 | 151.905 | 0.0166 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / K / METI / CE | |||
125 | 1.975 | 0.175 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / CE / UKCA / METI / K | |||
125 | 9.97 | 0.06835 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / CE / K / METI | |||
125 | 26.24 | 0.0431 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / CE / K / METI | |||
125 | 51.61 | 0.0293 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / CE / K / METI | |||
125 | 89.975 | 0.0217 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / K / CE / METI | |||
125 | 131.455 | 0.01785 | Medium-Acting/Medium Time Lag/Medium Time Delay | -55° to 125°C | UR / UKCA / CE / K / METI |
Consult this guide to learn about circuit protection considerations and the solutions Littelfuse offers. Tables help match products with applications.
Find current-based, voltage-based, and ground fault protection solutions for pump motors, as well as protection relays that permit remote monitoring.