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Littelfuse SE-330-03-01 NGR Monitor NC Ethernet
Normally In Stock
Code: 565586
Littelfuse SE-330-03-01 - SE-330 Series – Neutral-Grounding-Resistor Monitor Series - 65-265 Volt, 85-275 Volt (DC)
Condition: New
Usually ships Same Day or Next Day$7965.38
Sale Price
$6637.82
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Description
Littelfuse SE-330-03-01 is a frequency protection relay with multiple configurations. It features fail-safe/non-fail-safe relay contacts, IEEE device numbers, and front-panel switch/remote N.O. contact reset types. With standard harmonic filtering and resistance grounded AC system type, it operates at supply voltages ranging from 65-265V (AC) and 85-275V (DC). It also includes communication options (USB, Ethernet), analog output current, and RF trip levels and times. Available now.
Specifications
Manufacturer
Littelfuse
Component
Neutral Grounding Resistor Monitor
Coil Voltage Rating
65-265 Volt
Coil Voltage Rating
85-275 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: 565586
Littelfuse SE-330-03-01 NGR Monitor NC Ethernet
$7965.38
Sale Price
$6637.82