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®
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Fuse Datasheet
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LTFD 101 SERIES TELCOM DISCONNECT SWITCH
80 Vdc • 1-125 A
Specifications
Voltage Rating 80 Vdc
Ampere Range 1 – 125 A
Approvals UL Recognized (File: E122674)
Recommended Fuses
Littelfuse TLS Series fuses
Web Resources
For additional information, visit: littelfuse.com/ltfd101
Description
Littelfuse compact LTFD 101 fuse holders for TLS fuses
are designed for quick installation into telecom equipment
panels. Their modular design fits into spaces originally
designed for circuit breakers and can be front panel
mounted or rear mounted using bullet connectors.
The innovative new pull-out design eliminates the
need for tools to replace fuses and includes an
alarm signaling circuit to identify the blown fuse.
Features
• Extremely compact
• Quick mounting
• Replaces circuit breakers
• Includes alarm signaling circuit
Dimensions for reference only. For additional options and dimensions, contact the factory.
6-32 Insert
0.20 ±.030 Deep
0.75"
(19.05)
2.50"
(63.5)
2.062"
(52.375)
1.940"
(49.276)
2.00"
(50.8)
0.85"
(21.59)
LOAD
LINE
3.625"
(92.08)
0.305" (7.747) Dia.
Bullet Terminal
Alarm pin
0.02" (.508) x 0.11" (2.794)
position optional
C
L
Ordering Information
SERIES AMPERAGE
CATALOG
NUMBER
ORDERING
NUMBER
TERMINAL
TYPE
LTFD 125 A MAX LTFD101-1 LTFD0101ZX1 BULLET
LTFD 125 A MAX LTFD101-2 LTFD0101ZX2 SCREW
LTFD 125 A MAX LTFD101-3 LTFD0101ZX3 STUD
LTFD 70 A MAX LTFD101-4 LTFD0101ZX4 CLIP
Dimensions Inches (mm)
