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Littelfuse SE-330HV-20-00 NGR Monitor Hv Lvps
Normally In Stock
Code: 565661
Littelfuse SE-330HV-20-00 - SE-330HV Series – Neutral-Grounding-Resistor Monitor Series - 28-52 Volt, 36-72 Volt (DC)
Condition: New
Usually ships Same Day or Next Day$6385.31
Sale Price
$5321.09
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Description
Littelfuse SE-330HV-20-00 is a conformally coated relay module designed for resistance grounded AC systems. With two forms of relay contacts, fail-safe/non fail-safe operation, and IEEE device numbers 50G, 50N, 51G, 51N, 59N, and 86, it offers versatile protection. Additional features include front-panel switch and remote N.O. contact reset options, standard harmonic filtering, USB communication, and wide supply voltage ranges for both AC and DC. It is available with latching or autoreset functionality, and offers analog output current, RF trip level and time options.
Specifications
Manufacturer
Littelfuse
Component
Neutral Grounding Resistor Monitor
Coil Voltage Rating
28-52 Volt
Coil Voltage Rating
36-72 Volt (DC)
Features
Continuous NGR monitoring
Shorted NGR detection
Ground-fault detection
Adjustable pickup (2–100 %)
Adjustable time delay (0.1–10 s)
Universal CT compatibility
Programmable output contacts
Selectable contact operating mode
Analog output (4–20 mA)
Pulsing output (SE-330 only)
Detects resistor failure within seconds, reduces transient-overvoltage risk, removes risk of ground-fault detection failure
Detects a ground fault on the neutral that could bypass the resistor, ensures fault current is not higher than expected
Main or backup protection to detect a ground fault anywhere on the monitored system
Select greatest sensitivity without false operation, adjustable in 1 % increments
Adjustable trip delay allows quick protection and system coordination
Downloads
Code: 565661
Littelfuse SE-330HV-20-00 NGR Monitor Hv Lvps
$6385.31
Sale Price
$5321.09