Protection Relays & Systems

Results: 32
Voltage - Supply
48VDC120 ~ 240VAC/DC120/240VAC/DC
Trip Range
0.125 ~ 30A125mA ~ 30A
Operating Temperature
-40°C ~ 60°C-
Stocking Options
Environmental Options
Media
Marketplace Product
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Mfr Part #
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Price
Series
Package
Product Status
Function
Voltage - Supply
Trip Range
Delay Time
Mounting Type
Termination Style
Features
Operating Temperature
SE-330AU-00-00
SE-330AU-00-00
NEUTRAL-EARTHING-RESISTOR MONITO
Littelfuse Inc.
2
In Stock
1 : ¥30,100.41000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-00-01
NEUTRAL-EARTHING-RESISTOR MONITO
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥30,100.41000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-20-00
NEUTRAL-EARTHING-RESISTOR MONITO
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥32,357.94000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-20-01
NEUTRAL-EARTHING-RES MON 48VDC N
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥32,357.94000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-03-00
NEUTRAL-EARTHING-RESISTOR MON. E
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥41,984.01000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-03-01
NEUTRAL-EARTHING-RES MON ETHERNE
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥41,984.01000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-04-00
MONITOR NGR UNIV SC FBR/RJ45
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥42,952.85000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-04-01
MONITOR NGR UNIV SC FBR/RJ45
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥42,952.85000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-05-00
MONITOR NGR UNIV DUAL SC FBR
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥42,952.85000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-05-01
MONITOR NGR UNIV DUAL SC FBR
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥42,952.85000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-23-01
NEUTRAL-EARTHING-RES MON 48VDC E
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥44,257.29000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-01-00
NEUTRAL-EARTHING-RESISTOR MON. D
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥44,651.47000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-01-01
NEUTRAL-EARTHING-RES MON DEVICEN
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥44,651.47000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-24-00
MONITOR NGR 48V SC FBR/RJ45 K4
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥45,278.56000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-24-01
MONITOR NGR 48V SC FBR/RJ45 K4
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥45,278.56000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-25-00
MONITOR NGR 48V DUAL SC FBR K4
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥45,278.56000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-25-01
MONITOR NGR 48V DUAL SC FBR K4
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥45,278.56000
Bulk
Bulk
ActiveGround Fault48VDC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-06-00
MONITOR NGR UNIV DUAL RJ45 61850
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-06-01
MONITOR NGR UNIV DUAL RJ45 61850
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-07-00
MONITOR NGR UNIV SC FBR/RJ45
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-07-01
MONITOR NGR UNIV SC FBR/RJ45
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-08-00
MONITOR NGR UNIV DUAL SC FBR
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-08-01
MONITOR NGR UNIV DUAL SC FBR
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥46,160.61000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
SE-330AU-00-01
SE-330AU-21-00
NEUTRAL-EARTHING-RES MON 48VDC D
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥47,392.58000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
SE-330AU-00-01
SE-330AU-21-01
NEUTRAL-EARTHING-RES MON 48VDC D
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : ¥47,392.58000
Bulk
Bulk
ActiveGround Fault48VDC125mA ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
Showing
of 32

Protection Relays & Systems


Protection relays detect abnormal operating conditions in an industrial system and may trigger an alert or isolate the offending device from the system. Common detection functions include; Arc-flash, temperature monitoring, ground fault, over-current, over-voltage, reverse power flow, over-frequency, under-frequency and phase loss, sequence or imbalance.