Telecom Products
Telecommunications Power Fuses
Alarm Indicating Fuses
Specifications
Voltage Rating:
125 VAC, 300 VDC
Interrupting Rating:
1,000 amperes @ 125 VAC
1,000 amperes @ 300 VDC
Ampere Ratings
100mA
150mA
180mA
200mA
250mA
350mA
500mA
750mA
1.33
2
3
3.5
5
8
10
Ordering Information
10 Minute Rating Catalog Number System Number
Color Code
100mA
150mA
180mA
200mA
250mA
250mA
350mA
500mA
750mA
1.33A
2A
70P
70R
70E
70X
70F
70K
70S
70G
70H
70A
70B
70C
70J
70D
70M
70N
70P00000Z
70R00000Z
70E00000Z
70X00000Z
70F00000Z
70K00000Z
70S00000Z
70G00000Z
70H00000Z
70A00000Z
70B00000Z
70C00000Z
70J00000Z
70D00000Z
70M00000Z
70N00000Z
Grey/White
Red/White
Yellow
Black
Violet
Violet/White
Gray
Red
Brown
White
Orange
Blue
Black/White
Green/Black
Tan/White
Yellow/Purple
70 Series Alarm Indicating Fuses
The 70 Series alarm indicating fuses are designed for use in
telecommunications equipment. A color coded tip provides visual
identification of the ampere rating and the fuse status.
3A
3.5A
5A
8A
Features
• Color coded tip
• Rated 125 VAC, 300 VDC
10A
Specifications
Voltage Rating:
Approvals:
125V AC, DC
UL Recognized under the Components Program and
CSA Recognized under the Component Acceptance
Program.
Ampere Ratings
18
3
3
1
100
5
8
4
2
2
⁄
⁄
⁄
⁄
⁄
1 ⁄
3
3 ⁄
4
5
7 ⁄
10
12
15
20
1
1
1
1
2
2
2
1
1 ⁄
2
1
65
1
1
4
100
3
⁄
⁄
2 ⁄
Example part number (series & amperage): 481005
Recommended Fuse Blocks
481 Series Alarm Indicating Fuses
482 Series
For telecommunications equipment and similar applications. Color coded
indicator flags indicate ampere rating. Body is constructed of black
polyphenylene sulfide with UL 94V0 flammability rating, contacts are of
bright alloy-plated beryllium copper. Available with or without protective lens.
Available 1-20 pole with PCB or panel mounting
To order with protective lens add suffix XL
NOTE: For 481 Dummy fuse order 481000.
80
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© 2005 Littelfuse POWR-GARD™ Products Catalog
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