Littelfuse, Inc. Fuses & Overcurrent Protection - PolySwitch® Resettable PPTC Devices - Radial Leaded - PolySwitch® Resettable PPTC Devices - Series: 250R - 250R120T 250R120T

Description
The 250R Series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet the protection requirements specified in ITU K.20 and K.21. 80–180 mA hold current range and 60 V dc operating voltage Interrupting rating at 250 V ac Fast time–to-trip Binned and sorted narrow resistance ranges available Lead-free, halogen-free, and RoHS compliant
Datasheet
Description
The 250R Series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet the protection requirements specified in ITU K.20 and K.21. 80–180 mA hold current range and 60 V dc operating voltage Interrupting rating at 250 V ac Fast time–to-trip Binned and sorted narrow resistance ranges available Lead-free, halogen-free, and RoHS compliant
Datasheet

Suppliers

Company
Product
Description
Supplier Links
Fuses & Overcurrent Protection - PolySwitch® Resettable PPTC Devices - Radial Leaded - PolySwitch® Resettable PPTC Devices - Series: 250R - 250R120T - 250R120T - Littelfuse, Inc.
Rosemont, IL, United States
Fuses & Overcurrent Protection - PolySwitch® Resettable PPTC Devices - Radial Leaded - PolySwitch® Resettable PPTC Devices - Series: 250R - 250R120T
250R120T
Fuses & Overcurrent Protection - PolySwitch® Resettable PPTC Devices - Radial Leaded - PolySwitch® Resettable PPTC Devices - Series: 250R - 250R120T 250R120T
The 250R Series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet the protection requirements specified in ITU K.20 and K.21. 80–180 mA hold current range and 60 V dc operating voltage Interrupting rating at 250 V ac Fast time–to-trip Binned and sorted narrow resistance ranges available Lead-free, halogen-free, and RoHS compliant

The 250R Series is designed to protect against short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet the protection requirements specified in ITU K.20 and K.21. 80–180 mA hold current range and 60 V dc operating voltage Interrupting rating at 250 V ac Fast time–to-trip Binned and sorted narrow resistance ranges available Lead-free, halogen-free, and RoHS compliant

Datasheet

Technical Specifications

  Littelfuse, Inc.
Product Category Fuses
Product Number 250R120T
Product Name Fuses & Overcurrent Protection - PolySwitch® Resettable PPTC Devices - Radial Leaded - PolySwitch® Resettable PPTC Devices - Series: 250R - 250R120T
Mounting Solderable (with leads)
Unlock Full Specs
to access all available technical data

Similar Products

North American Fuse Medium Time Delay 6A - 813GMC-6 - Interpower
Specs
Fuse Material Glass; Glass
Operating Temperature 70 C (158 F)
Rated Voltage 125 volts
View Details
Electrical, Specialty Fuses - 1920-004110480-ND - DigiKey
Specs
Fuse Type Blade
Approvals / Standards UL
Rated Current 315 amps
View Details
2 suppliers
Telecommunications Fuses - VT3 -  - VICFUSE
Specs
Approvals / Standards RoHS; UL
Rated Voltage 170 volts
Rated Current 800 amps
View Details
Fuses - CCF1N7TTE - 1120462-CCF1N7TTE - Win Source Electronics
KOA Speer Electronics, Inc.
Specs
Rated Current 7 amps
View Details
4 suppliers