Special Application Fuses
481 Series Alarm Indicating Fuse
481 Series Alarm Indicating Fuse
Description
ꢄꢋꢆꢀ4FSJFTꢀBMBSNꢀJOEJDBUJOHꢀGVTFTꢀBSFꢀEFTJHOFEꢀUPꢀSFEVDFꢀ
EPXOꢀUJNFꢀCZꢀJNNFEJBUFMZꢀQJOQPJOUJOHꢀUIFꢀCMPXOꢀꢏPQFOꢐꢀ
DJSDVJUꢀXIJMFꢀUSJHHFSJOHꢀBOꢀ-&%ꢀPSꢀBVEJPꢀBMBSNꢂꢀ5IJTꢀJUFNꢀ
SFRVJSFTꢀꢄꢋꢌꢀ4FSJFTꢀNBUJOHꢀGVTFꢀIPMEFSꢂ
"MMꢀSBOHFTꢀPGꢀꢄꢋꢆꢀ4FSJFTꢀGVTFTꢀBSFꢀBWBJMBCMFꢀBTꢀPVSꢀPSJHJOBMꢀ
EFTJHOꢈꢀBOEꢀUIFꢀꢌꢁꢌꢅꢀBNQꢀSBOHFꢀJTꢀOPXꢀBWBJMBCMFꢀBTꢀBꢀ3P)4ꢀ
DPNQMJBOUꢀPQUJPOꢀꢏVTFꢀUIFꢀi1wꢀEFTJHOBUPSꢀXIFOꢀPSEFSJOHꢐꢂꢀ
4FFꢀUIFꢀQBSUꢀOVNCFSJOHꢀTFDUJPOꢀPGꢀUIJTꢀEBUBꢀTIFFUꢀGPSꢀSFMBUFEꢀ
PSEFSJOHꢀJOTUSVDUJPOTꢂ
Agency Approvals
Features
tꢀ $PMPSꢁDPEFEꢀJOEJDBUPSꢀ
ýBHTꢀJOEJDBUFꢀBNQFSFꢀ
SBUJOHꢂ
tꢀ #PEZꢀJTꢀDPOTUSVDUFEꢀPGꢀ
CMBDLꢀQMPMZQIFOZMFOFꢀ
TVMåEFꢀXJUIꢀ6 ꢁꢃꢄ7ꢅꢀ
ýBNNBCJMJUZꢀSBUJOHꢂ
Agency
Agency File Number
E71611
tꢀ $MFBSꢀQMBTUJDꢀMFOTꢀ
PQUJPOꢀBWBJMBCMFꢀGPSꢀ
BEEJUJPOBMꢀTBGFUZꢂ
LR 29862
tꢀ $POUBDUTꢀNBEFꢀPGꢀ
CSJHIUꢀBMMPZꢁQMBUFEꢀ
CFSZJMMJPVNꢀDPQQFSꢂ
Electrical Characteristics
% of Ampere
Rating
Applications
OpeningTime
ꢆꢅꢅꢇ
ꢆꢉꢅꢇ
ꢆꢅꢀ.JOVUFTꢈꢀ.JOJNVN
ꢉꢀ.JOVUFTꢈꢀ.BYJNVN
*EFBMꢀGPSꢀUFMFDPNNVOJDBUJPOTꢀBOEꢀDPOUSPMꢀQBOFMꢀDJSDVJUT
Electrical Characteristics
Agency
Approvals
Max
Ampere
Rating
(A)
Body
Color
Code
Nominal
Cold Resistance
(Ohms)
Amp
Code
Voltage
Interrupting
Rating
Nominal Melting
I2t (A2 Sec.)
Rating
(V)
ꢅꢂꢆꢋꢅꢊ
ꢅꢂꢌꢅꢅꢊ
ꢅꢂꢌꢉꢅꢊ
ꢅꢂꢎꢒꢉꢊ
ꢅꢂꢉꢅꢅꢊ
ꢅꢂꢍꢉꢅꢊ
ꢅꢂꢒꢉꢅꢊ
ꢆꢂꢅꢅꢊ
ꢆꢂꢎꢎꢊ
ꢆꢂꢉꢅꢊ
ꢌꢂꢅꢅ
ꢌꢂꢉꢅ
ꢎꢂꢅꢅ
ꢎꢂꢉꢅ
ꢄꢂꢅꢅ
ꢉꢂꢅꢅ
ꢂꢉꢅ
ꢆꢅꢂꢅ
ꢆꢌꢂꢅ
ꢂꢆꢋꢅ
ꢂꢌꢅꢅ
ꢂꢌꢉꢅ
ꢂꢎꢒꢉ
ꢂꢉꢅꢅ
ꢂꢍꢉꢅ
ꢂꢒꢉꢅ
ꢅꢅꢆꢂ
ꢆꢂꢎꢎ
ꢅꢆꢂꢉ
ꢅꢅꢌꢂ
ꢅꢌꢂꢉ
ꢅꢅꢎꢂ
ꢅꢎꢂꢉ
ꢅꢅꢄꢂ
ꢅꢅꢉꢂ
ꢅ ꢂꢉ
ꢅꢆꢅꢂ
ꢅꢆꢌꢂ
ꢅꢆꢉꢂ
ꢅꢌꢅꢂ
:FMMPX
3FEꢑ#MBDL
7JPMFU
(SBZꢑ8IJUF
3FE
#MBDL
#SPXO
(SBZ
8IJUF
:FMMPXꢑ8IJUF
0SBOHF
0SBOHFꢑ8IJUF
#MVF
#MVFꢑ8IJUF
#SPXOꢑ8IJUF
(SFFO
#MBDLꢑ8IJUF
3FEꢑ8IJUF
(SFFOꢑ:FMMPX
3FEꢑ#MVF
(SFFOꢑ8IJUF
ꢍꢂꢌꢉ
ꢉꢂꢒꢅ
ꢄꢂꢌꢅ
ꢌꢂꢅꢅ
ꢆꢂꢉꢌ
ꢆꢂꢌꢉ
ꢂꢃꢋꢅ
ꢂꢍꢍꢉ
ꢂꢄꢋꢅ
ꢅꢂꢅꢅꢋꢅꢋ
ꢅꢂꢅꢆꢄꢅ
ꢅꢂꢅꢎꢉꢍ
ꢅꢂꢅꢌꢋ
ꢅꢂꢆꢎꢃ
ꢅꢂꢌꢒꢋ
ꢅꢂꢎꢍꢎ
ꢅꢂꢒꢎꢎ
ꢆꢂꢉꢋ
ꢌꢂꢉꢉ
ꢉꢂꢌꢃ
ꢃꢂꢄꢍ
ꢆꢆꢂꢌ
ꢆꢅꢂꢉ
ꢆꢉꢂꢄ
ꢌꢍꢂꢌ
ꢄꢌꢂꢋ
ꢆꢆꢉꢂꢎ
ꢌꢌꢌꢂꢉ
ꢌꢃꢄꢂꢌꢌ
ꢉꢒꢅꢂꢅ
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
ꢄꢉꢅ"ꢀ!ꢀꢍꢅꢀ7%$ꢀ
ꢎꢅꢅ"ꢀ!ꢀꢆꢌꢉꢀ7"$ꢀ
ꢏVQꢀUPꢀꢌꢅ"ꢐ
ꢂꢎꢋꢉ
ꢂꢆꢌꢅ
ꢆꢌꢉꢀ7"$
&
ꢆꢌꢉꢀ7%$
ꢎꢅꢅ"ꢀ!ꢀꢆꢌꢉꢀ7%$ꢀ
ꢏVQꢀUPꢀꢆꢉ"ꢐ
ꢂꢅꢃꢅꢄ
ꢂꢅꢍꢒꢅ
ꢂꢅꢄꢆꢉ
ꢂꢅꢎꢉꢅ
ꢂꢅꢌꢋꢉ
ꢂꢅꢆꢆꢎ
ꢂꢅꢅꢋꢄꢅ
ꢂꢅꢅꢍꢍꢅ
ꢂꢅꢅꢉꢋꢅ
ꢂꢅꢅꢎꢃꢄ
ꢌꢅꢅ"ꢀ!ꢀꢆꢌꢉꢀ7%$ꢀꢀ
ꢏVQꢀUPꢀꢌꢅ"ꢐ
ꢆꢉꢂꢅ
ꢌꢅꢂꢅꢊꢊ
ꢊꢀꢅꢂꢆꢋꢅ"ꢀUISVꢀꢆꢂꢉ"ꢀJUFNTꢀBSFꢀOPUꢀBWBJMBCMFꢀGPSꢀTBMFꢀBTꢀBꢀ3P)4ꢀDPNQMJBOUꢀi1wꢀPQUJPO
ꢊꢊꢌꢅ"ꢀ'VTFIPMEFSꢀNVTUꢀCFꢀVTFEꢂꢀ'VTFꢀJTꢀLFZFEꢀUPꢀQSFWFOUꢀJOTFSUJPOꢀJOꢀMPXFSꢀSBUFEꢀIPMEFSTꢂ
ꢌꢅ"ꢀ'VTFIPMEFSꢀJTꢀEFTJHOFEꢀUPꢀBDDFQUꢀBMMꢀSBUJOHTꢀVQꢀUPꢀꢌꢅꢀBNQFSFTꢂ
© 2009 Littelfuse, Inc.
Alarm Indicating Fuse 481 Series
347
Revised: August 10, 2011
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/481.html for current information.
QQ：528164397 复制
