LITTELFUSE 482 User Manual
Blade Terminal & Special Purpose Fuses
461
www.littelfuse.com
482 Series Alarm Indicating Fuseholder
The Alarm Indicating Fuseholder is designed for use with the
Littelfuse 481 Alarm Fuse. It is designed to accept other manufacturer’s
replacement fuses as well.
• Ideal for telecommunications and control panel circuits.
The fuseholder is available in three versions:
PCB Mount: Can be soldered directly to a pr inted circuit board. Rated
up to 15 amperes. Available in single pole or gangable up to 20 poles.
Fuseholder is keyed to prevent insertion of 20 ampere fuse.
Panel Mount – 20A: Available in a single pole version rated up to 20
amperes. Large leads for wire attachment.
Panel Mount – 15A: 15 ampere gangable version of fuseholder is keyed to
prevent insertion of 20 ampere fuse.
AGENCY APPROVALS: Recognized under the Components Program
of Underwriters Laboratories and the Components Acceptance Program
of CSA.
AGENCY FILE NUMBERS: UL E14721, CSA LR 29862
SPECIFICATIONS:
PCB Mount and Panel Mount – 15A: Rated at 15 amperes up to
125 VAC/VDC
Body Material: Thermoplastic
Fuse Terminals:Tin-plated Beryllium Copper
Alarm Terminal:Tin-plated Brass
Operating Temperature: -550C to + 1250C
Panel Mount – 20A: Rated at 20 amperes up to 125 VAC/VDC
Body Material: Black Phenolic
Fuse Terminals:Tin-plated Beryllium Copper
Alarm Terminal:Tin-plated Brass
Operating Temperature: -400C to + 850C
Flush Side Options
Available for PCB and
Panel Mount Version.
5 POLE HOLDER ASSEMBLY
WITH FLUSH OPTION
482 Series PCB Mount Fuseholder
®
®
Catalog Number Catalog Number
PCB Mount PCB Mount Flush Type Length (A)
ORDERING INFORMATION: PCB Mount
0482 0001ZXB
0482 0002ZXB
0482 0003ZXB
0482 0004ZXB
0482 0005ZXB
0482 0006ZXB
0482 0007ZXB
0482 0008ZXB
0482 0009ZXB
0482 00010ZXB
0482 00011ZXB
0482 00012ZXB
0482 00013ZXB
0482 00014ZXB
0482 00015ZXB
0482 00016ZXB
0482 00017ZXB
0482 00018ZXB
0482 00019ZXB
0482 00020ZXB
0482 0001ZXBF
0482 0002ZXBF
0482 0003ZXBF
0482 0004ZXBF
0482 0005ZXBF
0482 0006ZXBF
0482 0007ZXBF
0482 0008ZXBF
0482 0009ZXBF
0482 00010ZXBF
0482 00011ZXBF
0482 00012ZXBF
0482 00013ZXBF
0482 00014ZXBF
0482 00015ZXBF
0482 00016ZXBF
0482 00017ZXBF
0482 00018ZXBF
0482 00019ZXBF
0482 00020ZXBF
1 Pole
2 Pole
3 Pole
4 Pole
5 Pole
6 Pole
7 Pole
8 Pole
9 Pole
10 Pole
11 Pole
12 Pole
13 Pole
14 Pole
15 Pole
16 Pole
17 Pole
18 Pole
19 Pole
20 Pole
FEMALE LATCHING & FLUSH SIDE
WITHOUT TABS
TYPICAL HOLDER ASSEMBLY
21.3mm
(.84")
TYP
6.4mm
(.25")
TYP
A
18.5mm
(.73")
12.4mm
(.49")
1.6mm
(.062")
TYP
4.1mm
(.16")
TYP
19.8mm
(.78" )
TYP
± .03
6.4mm
(.250")
±.005
10.7mm
(.420")
±.005
6.4mm
(.250")
±.005
Ø 2.3mm HOLES
(.090")
(3 HOLES)
RECOMMENDED P. C. BOARD
MOUNTING HOLES
Alarm Terminal
6.40mm (.25”)
12.80mm (.50")
19.05mm (.75")
25.40mm (1.0")
31.75mm (1.25")
38.10mm (1.50")
44.45mm (1.75")
50.80mm (2.00")
57.15mm (2.25")
63.50mm (2.50")
69.85mm (2.75")
76.20mm (3.00")
82.55mm (3.25")
88.90mm (3.50")
95.25mm (3.75")
101.60mm (4.00")
107.95mm (4.25")
114.30mm (4.50")
120.65mm (4.75")
127.00mm (5.00")
PCB Mount – 15A: 15 ampere gangable version of fuseholder is keyed
to prevent insertion of 20 ampere fuse.Please contact Littelfuse for
ordering information.
12
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Blade Terminal & Special Purpose Fuses
462
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482 Series 20A Panel Mount Fuseholder
Panel Mount – 20A: The 20 ampere single pole holder is designed to
accept all fuse ratings up to 20 amperes. 20 ampere fuseholders should
be spaced 12.7mm (0.50) apart when loaded to maximum capacity,
center to center to insure proper heat dissipation under normal
operation. Heatsinking may be required for operation in higher ambient
temperatures or alternate configurations.
AGENCY APPROVALS: Recognized under the Components Program
of Underwriters Laboratories and the Components Acceptance Program
of CSA.
AGENCY FILE NUMBERS: UL E71611, CSA LR 29862
SPECIFICATIONS:
Panel Mount – 20A: Rated at 20 amperes up to 125 VAC/VDC
Body Material: Black Phenolic
Fuse Terminals:Tin-plated Copper Alloy
Alarm Terminal:Tin-plated Copper Alloy
Operating Temperature: -40
o
to +85oC
ORDERING INFORMATION:
CATALOG NUMBER: 0482 2001ZXPF
21.8mm
(.86" )
± .005
6.9mm
(.27" )
± .005
6.4mm
(.25")
RECOMMENDED PANEL
MOUNTING HOLES
30.9mm (1.215")
30.7mm (1.210")
30.9mm
(1.212")
Ø 4.1mm
(.160")
MOUNTING HOLE
(2 HOLES)
TYPICAL CUT-OUT IN
PANEL OR CHASSIS
.150''
DIA,
(2 Holes)
21.34mm (.84")
(1.47")
37.34mm
0.6mm
(.025")
TYP
1.6mm
(.062")
TYP
15.7mm
(.62")
9.0mm (.355")
18.5mm
(.73" )
±.010
12.4mm
(.49" )
±.010
24.9mm
(.98" )
±.03
21.3mm
(.84")
6.4mm
(.25")
Panel
Mount
482 Series Panel Mount Fuseholder
Panel Mount – 15A: 15 ampere gangable version of fuseholder is keyed
to prevent insertion of 20 ampere fuse.Please contact Littelfuse for
ordering information.
FEMALE & MALE LATCHING
WITH TABS
FEMALE & MALE LATCHING
WITH TABS AND NO MOUNTING HOLES
FEMALE LATCHING & FLUSH SIDE
WITH TABS
37.1mm
(1.46")
6.4mm
(.25")
A
0.6mm
(.025")
TYP
1.6mm
(.062")
TYP
15.7mm
(.62")
9.0mm (.355")
18.5mm
(.73" )
±.010
12.4mm
(.49" )
±.010
24.9mm
(.98" )
±.03
21.3mm
(.84")
30.9mm (1.215")
30.7mm (1.210")
TYPICAL HOLDER ASSEMBLY
21.8mm
(.86" )
± .005
6.9mm
(.27" )
± .005
30.9mm (1.215")
30.7mm (1.210")
Ø 4.1mm
(.160")
MOUNTING HOLE
(2 HOLES)
TYPICAL CUT-OUT IN
PANEL OR CHASSIS
6.4mm
(.25")
Catalog Number Catalog Number
Panel Mount Panel Mount Flush Type Length (A)
ORDERING INFORMATION: Panel Mount –15A
0482 0001ZXP
0482 0002ZXP
0482 0003ZXP
0482 0004ZXP
0482 0005ZXP
0482 0006ZXP
0482 0007ZXP
0482 0008ZXP
0482 0009ZXP
0482 00010ZXP
0482 00011ZXP
0482 00012ZXP
0482 00013ZXP
0482 00014ZXP
0482 00015ZXP
0482 00016ZXP
0482 00017ZXP
0482 00018ZXP
0482 00019ZXP
0482 00020ZXP
0482 0001ZXPF
0482 0002ZXPF
0482 0003ZXPF
0482 0004ZXPF
0482 0005ZXPF
0482 0006ZXPF
0482 0007ZXPF
0482 0008ZXPF
0482 0009ZXPF
0482 00010ZXPF
0482 00011ZXPF
0482 00012ZXPF
0482 00013ZXPF
0482 00014ZXPF
0482 00015ZXPF
0482 00016ZXPF
0482 00017ZXPF
0482 00018ZXPF
0482 00019ZXPF
0482 00020ZXPF
1 Pole
2 Pole
3 Pole
4 Pole
5 Pole
6 Pole
7 Pole
8 Pole
9 Pole
10 Pole
11 Pole
12 Pole
13 Pole
14 Pole
15 Pole
16 Pole
17 Pole
18 Pole
19 Pole
20 Pole
6.40mm (.25”)
12.80mm (.50")
19.05mm (.75")
25.40mm (1.0")
31.75mm (1.25")
38.10mm (1.50")
44.45mm (1.75")
50.80mm (2.00")
57.15mm (2.25")
63.50mm (2.50")
69.85mm (2.75")
76.20mm (3.00")
82.55mm (3.25")
88.90mm (3.50")
95.25mm (3.75")
101.60mm (4.00")
107.95mm (4.25")
114.30mm (4.50")
120.65mm (4.75")
127.00mm (5.00")
* For additional terminal lengths please contact Littelfuse.
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