F1857HD1400

$142.26

Description：MODULE SCR/DIODE 55A 530VAC
Series：F18

SKU:b5ab795374b2 Category: SCRs - Modules Brand: Sensata-Crydom

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Product introduction

Product Detailed Parameters

Description：MODULE SCR/DIODE 55A 530VAC
Series：F18
Mfr：Sensata-Crydom
Package：Bulk
Structure：Series Connection - SCR/Diode
Number of SCRs, Diodes：1 SCR, 1 Diode
Voltage - Off State：1.4 kV
Current - On State (It (AV)) (Max)：-
Current - On State (It (RMS)) (Max)：-
Current - Non Rep. Surge 50, 60Hz (Itsm)：1500A @ 60Hz
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Chassis Mount
Package / Case：Module
Voltage - Gate Trigger (Vgt) (Max)：3 V
Current - Gate Trigger (Igt) (Max)：150 mA
Current - Hold (Ih) (Max)：-
Grade：-
Qualification：-

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F1857HD1400

Overview

The F1857HD1400 is a silicon SCR-Diode module from the Crydom F18 series. It features a serial configuration with two SCRs and one diode, rated for 1.4 kV blocking voltage. The module supports an RMS on-state current of 55 A and a non-repetitive surge current of 2250 A at 60 Hz. It utilizes screw mount installation and operates within a junction temperature range of -40°C to 125°C.

Feature Summary

Serial configuration integrating two SCRs and one diode for robust power control
High surge current capability supporting demanding industrial loads
Wide operating temperature range suitable for harsh environments

Applications

Industrial motor drives
Power supply rectification
Heating control systems

Procurement Notes

This component has been officially discontinued by Sensata-Crydom. Procurement is restricted to remaining stock or secondary market sources. Verify part authenticity and condition carefully, as availability is limited. Cross-reference official replacement guides for compatible alternatives to ensure system continuity.

Selection Notes

Select this module for applications requiring high voltage isolation and significant surge handling in a compact form factor. The serial SCR-diode structure offers specific phase control characteristics. Ensure thermal management aligns with the specified junction temperature limits and mounting requirements.

Part Context

Part of the F18 series discrete semiconductor modules, designed for medium to high-power applications. The series provides various voltage and current ratings using standard screw-mount packaging. This specific model targets high-voltage scenarios within the 1.4 kV class.