LTFD101 Series Datasheet by Littelfuse Inc.

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Littelfuse.com © 2019 Littelfuse POWR-GARD® Products
Rev: 021219
POWR-GARD® Fuse Datasheet
1 of 2
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)
Flammability Rating UL 94 V-0
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 UNF 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)
Disclaimer Notice – Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse
products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer.
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Littelfuse.com © 2019 Littelfuse POWR-GARD® Products
Rev: 021219
POWR-GARD® Fuse Datasheet
2 of 2
LTFD 1200
(900 – 1200 A)
LTFD 6001
(70 – 800 A)
LTFD 6001 & 1200 SERIES TELCOM DISCONNECT SWITCH
145 Vdc • 60 Vdc • 70-1200 A
Features
Innovative Pullout design of the 1200 A eliminates the
need for tools to replace the fuse
Thermoplastic housing material
Alarm signaling circuit
Specifications
Voltage Rating 145 Vdc (70 – 600 A)
60 Vdc (800 – 1200 A)
Ampere Range 70 – 1200 A
Approvals UL Recognized (File: E122674)
Flammability Rating UL 94 V-0
Recommended Fuses
Littelfuse L17T Series fuses
Web Resources
For additional information, visit: littelfuse.com/ltfd
Description
Littelfuse compact LTFD Series holders are designed for
use as a combination fuseholder and disconnect switch for
telecommunications equipment. The rugged unit utilizes a
pull-out fuse carrier to safely disconnect power and provide
easy fuse replacement.
Ordering Information
SERIES AMPERAGE CATALOG
NUMBER STUD SIZE CONTACT
NUT TORQUE
LTFD 70 – 600 LTFD6001-00 34 – 16 x 3.5 in 100 ft-lb
LTFD 70 – 800 LTFD6001-01 78 – 14 x 3.5 in 120 ft-lb
LTFD 900 1200 LTFD1200-01 1.12 – 12 x 4 in 120 ft-lb
LTFD 900 1200 LTFD1200-01A 1.12 – 12 x 4 in 120 ft-lb
Disclaimer Notice – Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse
products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer.

Products related to this Datasheet

FUSE HOLDER 80VDC 100A TLS
FUSEHOLDER W/SCRW 80VDC 100A TLS
FUSEHOLDER W/CLIP 80VDC 100A TLS
ACS 145VDC 600A L17T DISCONNECT
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ACS 80VDC 125A DISCONNECT W/STUD
ACS 60VDC 1200A L17T DISCONNECT
ACS 60VDC 800A L17T DISCONNECT
ACS 80VDC 125A TLS DISC SWITCH S