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Littelfuse SE-330-28-00 NGR Mon 48vdc Dual Sc Fbr 61850 K4 No
Normally In Stock
Code: 565611
Littelfuse SE-330-28-00 - SE-330 Series – Neutral-Grounding-Resistor Monitor Series - 28-52 Volt, 36-72 Volt (DC)
Condition: New
Usually ships Same Day or Next Day$9261.28
Sale Price
$7717.73
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Description
Littelfuse SE-330-28-00 is a conformally coated relay with various relay contacts configurations and fail-safe/non fail-safe operation. It is a resistance grounded AC system with a supply voltage range of 28-52V (ac) and 36-72V (dc). It offers multiple reset options, harmonic filtering, and communications capabilities. The GF trip time is 0.1-10.1s, while the RF trip time is 12s. The product is available now with new revisions, replacing the old version.
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: 565611
Littelfuse SE-330-28-00 NGR Mon 48vdc Dual Sc Fbr 61850 K4 No
$9261.28
Sale Price
$7717.73