littelfuse.com © 2016 Littelfuse Products
Rev: 120616
POWR-GARD
®
Blocks and Holders Datasheet
1 of 10
GDB SERIES TOUCH-SAFE POWR-BLOKS
™
Global Distribution Blocks
Features/Benefits
• Global part meeting UL standards
• Space saving design
• Integrated touch-safe cover to increase safety
• IP20 protection rating
• Mounts to DIN rail or panels
• Reliable brass connections for excellent continuity
in a smaller design
Specifications
Voltage Rating UL: 600 VAC/VDC
Ampere Rating 80 – 335 A
Material Thermoplastic
Connector GDBxxxx: Brass
GDBAxxxx: Aluminum (Tin Plated)
Flammability Rating UL94 V-0
Approvals UL Recognized (File: E309688, E171395)
UL Listed (File: E482231)
CSA Certified (File: 700111)
Operating Temperature -40°C to +90°C
Storage Temperature -40°C to +100°C
Relative Humidity 50% @ 40°C, 90% @ 20°C
Environmental RoHS compliant
Description
POWR-BLOKS
TM
Global Distribution Blocks add safety and
mounting versatility to our distribution block solutions. The
Global Distribution Blocks are approved to UL standards.
The Global Distribution Blocks are IP20 finger safe to reduce
the risk of contact and eliminate the need for block or panel
covers. Installation is quick and easy, all blocks can be
mounted on DIN rail or to the panel.
Electrical Specifications
CATALOG/
ORDERING
NUMBER
POLES
AMPS
WIRE RANGE
OVERCURRENT PROTECTION
FUSE REQUIRED
SCCR IN
RMS
SYM
AMPS
AGENCY
APPROVALS
LINE
CONNECTION
LOAD CONNECTION
LINE
OPENINGS
PER POLE
OPENINGS
PER POLE
LOAD
CLASS J
(JTD_ID)
Class T
(JLLN,
JLLS)
Class RK1
(LLNRK,
LLSRK, KLNR,
KLSR)
Class RK5
(FLNR, FLSR,
IDSR)
CLASS G
(SLC)
CLASS CC
(CCMR,
KLDR,
KLKR)
UR
cURus
UL
CSA
GDB60801Z 1 80 1 #8 - #4
6
#8 - #4
80
- - - - -
100,000 •
#10 - #14
- - - - -
GDB61151Z 1 115 1
#8 - #2
6
#14 - #4 125
- - - - -
100,000 •
#10 - #6
- - - - -
GDB61153Z 3 115 1 #8 - #2 6 #14 - #4 125 - - - - - 100,000 •
GDBAD211Z 1 115 1 #14 - #2 1 #14 - #2 175 225 100 60 60 30 100,000 • •
GDBAD241Z 1 115 1 #10 - #2
4
#14 - #10 125 200 100 30 60 30 65,000 • •
GDB61601Z 1 160 1 #8 - 2/0
6
#14 - #4 175 - - - - - 100,000 •
GDB61753Z 3 175 1 #8 - 2/0
6
#14 - #4 175 - - - - - 100,000 •
GDBAD421Z 1 200 1 #8 - 3/0
1
#8 - 3/0 225 225 200 60 60 30 100,000 • •
GDBAP421Z 1 200 1 #8 - 3/0
1
#8 - 3/0 225 225 200 60 60 30 100,000 • •
GDBAD451Z 1 200 1
#8 - 3/0
4
#8 - #2 225 225 200 60 60
30 100,000 • •
#8 - 3/0 #14 - #8 100 110 100 30 60
GDBAP451Z 1 200 1
#8 - 3/0
4
#8 - #2 225 225 200 60 60
30 100,000 • •
#8 - 3/0 #14 - #8 100 110 100 30 60
GDB63101Z 1 310 1
3/0 - 350
kcmil
11
#14 - #2
350 100,000 •#14 - #6 - - - - -
#14 - #8
GDBAD741Z 1 335 1
#6 - 400
kcmil
8
#14 - #2 - - - - - - 10,000 • •
#14 - 3/0
Web Resources
For additional information visit Littelfuse.com/gdb