Page 1
POWR-GARD® Blocks and Holders Datasheet
GDB SerieS Touch-Safe powr-BlokS™
Global Distribution Blocks
Specifications
Voltage Rating UL: 600 VAC/VDC
IEC: 690 VAC/VDC
Ampere Rating 80 – 310 A
Material Thermoplastic
Connector Brass: Better continuity,
Smaller design
Flammability Rating UL94 V-0
Description
POWR-BLOKSTM 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.
Approvals UL Recognized (File: E309688)
c-UL Recognized*
CE: IEC 60947-7-1
Environmental RoHS compliant
*GDB60801Z, GDB61151Z, GDB61153Z, GDB61753Z Only
Web Resources
For additional information visit
Littelfuse.com/gdb
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
Ordering Information
amp raTinG
per pole
ul iec
80 80 1 GDB60801Z Brass 1
115 125 1 GDB61151Z Brass 2
160 160 1 GDB61601Z Brass 1
310 400 1 GDB63101Z Brass 1
115 115 3 GDB61153Z Brass 1
175 175 3 GDB61753Z Brass 1
caTaloG/
orDerinG
poleS
numBer
openinGS
maTerial
connecTor
per pole
line connecTion loaD connecTion
openinG
DiameTer
ø0.28 in
(ø7.0 mm)
ø0.39 in
(ø10.0 mm)
ø0.28 in
(ø7.0 mm)
ø0.49 in
(ø12.5 mm)
ø0.75 in
(ø19.0 mm)
ø0.39 in
(ø10.0 mm)
ø0.47 in
(ø12.0 mm)
wire
ranGe
#8 – #4
#8 – #2
#10 – #6
#8 – 2/0
3/0 – 350
kcmil
#8 – #2
#8 – 2/0
Torque
13.5 in-lbs
(1.5 N·m)
31 in-lbs
(3.5 N·m)
31 in-lbs
(3.5 N·m)
35.5 in-lbs
(4.0 N·m)
230 in-lbs
(26.0 N·m)
31 in-lbs
(3.5 N·m)
35.5 in-lbs
(4.0 N·m)
Screw
Slotted 6
Hex 4 mm
Hex 4 mm
Hex 5 mm 6
Hex 8 mm 11
Hex 4 mm 6
Hex 5 mm 6
Type
openinGS
per pole
6
openinG
DiameTer
ø0.28 in
(2x ø7.0 mm)
ø0.18 in
(4x ø4.5 mm)
ø0.28 in
(ø7.0 mm)
ø0.28 in
(ø7.0 mm)
ø0.35
(2x ø9.0 mm)
ø0.25 in
(5x ø6.5 mm)
ø0.21
(4x ø5.3 mm)
ø0.25 in
(ø6.5 mm)
ø0.25 in
(ø6.5 mm)
wire
ranGe
#8 – #4
#10 – #14
#14 – #4
#14 – #4
#14 – #2
#14 – #6
#14 – #8
#14 – #4
#14 – #4
Torque
13.5 in-lbs
(1.5 N·m)
7.2 in-lbs
(0.8 N·m)
17.5 in-lbs
(2.0 N·m)
17.5 in-lbs
(2.0 N·m)
34.1 in-lbs
(3.9 N·m)
19.8 in-lbs
(2.2 N·m)
19.8 in-lbs
(2.2 N·m)
17.5 in-lbs
(2.0 N·m)
17.5 in-lbs
(2.0 N·m)
Screw
Type
Slotted •
Slotted •
Slotted •
Slotted •
Hex 3 •
Hex 3 •
Din rail
Littelfuse.com © 2012 Littelfuse POWR-GARD® Products
1 of 3
Rev: 122012
Page 2
POWR-GARD® Blocks and Holders Datasheet
1.06
1.06
0.98
GDB SerieS Touch-Safe powr-BlokS™
Global Distribution Blocks
Dimensions Inches (mm)
80 A
GDB60801Z
115 A
GDB61151Z
0.20
(5)
2.58
(65.5)
0.20
(5.0)
0.16
(4.0)
0.16
(4)
0.26
(6.5)
(27)
(27)
0.75
(19)
Ø 0.22
(Ø 5.5)
3x Ø 0.24
(3x Ø 6)
4x Ø 0.18
(4x Ø 4.5)
0.24
(6)
0.53
(13.5)
Ø 0.22
(Ø 5.5)
0.11
(2.7)
1.22
(31.1)
0.05
(1.3)
0.39
(10)
0.08
(2)
0.69
(17.5)
0.69
(17.5)
1.38
(35)
1.84
(46.8)
160 A
GDB61601Z
2.9
(74)
0.24
(6.0)
3.62
(92)
3.16
(80.3)
0.75
(19)
(25)
Ø 0.22
(Ø 5.5)
0.20
(5.0)
0.26
(6.5)
0.24
(6.0)
1.67
(42.3)
2.0
(50)
0.39
(10)
1.38
(35)
1.4
(35)
1.80
(45.8)
0.08
(2.0)
Littelfuse.com © 2012 Littelfuse POWR-GARD® Products
1.38
(35)
2 of 3
Rev: 122012
Page 3
POWR-GARD® Blocks and Holders Datasheet
0.09
0.20
GDB SerieS Touch-Safe powr-BlokS™
Global Distribution Blocks
Dimensions Inches (mm)
310 A
GDB63101Z
(2.3)
1.75
(44.5)
3.74
(95)
0.09
(2.2)
115 A
GDB61153Z
175 A
GDB61753Z
3.34
(84.8)
2.80
(71)
0.69
(17.5)
2.28
(58)
0.98
(25)
(5.2)
2.07
(52.5)
0.43
(11.2)
1.38
(35)
0.85
(21.5)
1.93
(49)
0.20
(5.2)
Littelfuse.com © 2012 Littelfuse POWR-GARD® Products
2.07
(52.5)
3.14
(80)
0.54
(13.8)
3 of 3
1.50
(38)
1.69
(43)
Rev: 122012
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