POWR-GARD
®
Blocks and Holders Datasheet
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
Ampere Rating
Material
Connector
UL: 600 VAC/VDC
80 – 335 A
Thermoplastic
GDBxxxx: Brass
GDBAxxxx: Aluminum (Tin Plated)
UL94 V-0
UL Recognized (File: E309688, E171395)
UL Listed (File: E482231)
CSA Certified (File: 700111)
-40°C to +90°C
-40°C to +100°C
50% @ 40°C, 90% @ 20°C
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.
Flammability Rating
Approvals
Operating Temperature
Storage Temperature
Relative Humidity
Environmental
Web Resources
For additional information visit
Littelfuse.com/gdb
OVERCURRENT PROTECTION
FUSE REQUIRED
AGENCY
APPROVALS
cURus
•
•
•
• •
• •
•
•
• •
• •
• •
• •
CSA
•
UR
•
•
UL
Electrical Specifications
CATALOG/
ORDERING
NUMBER
POLES
AMPS
WIRE RANGE
LINE
LOAD CONNECTION
CONNECTION
LINE
OPENINGS OPENINGS
PER POLE PER POLE
#8 - #4
#8 - #2
#10 - #6
#8 - #2
#14 - #2
#10 - #2
#8 - 2/0
#8 - 2/0
#8 - 3/0
#8 - 3/0
#8 - 3/0
#8 - 3/0
#8 - 3/0
#8 - 3/0
3/0 - 350
kcmil
#6 - 400
kcmil
#14 - 3/0
LOAD
#8 - #4
#10 - #14
#14 - #4
#14 - #4
#14 - #2
#14 - #10
#14 - #4
#14 - #4
#8 - 3/0
#8 - 3/0
#8 - #2
#14 - #8
#8 - #2
#14 - #8
#14 - #2
#14 - #6
#14 - #8
CLASS J
(JTD_ID)
80
125
125
175
125
175
175
225
225
225
100
225
100
350
GDB60801Z 1
80
1
1
1
1
1
1
1
1
1
1
1
6
6
6
1
SCCR IN
RMS
Class RK1
CLASS CC
SYM
Class T
Class RK5
(LLNRK,
CLASS G (CCMR,
AMPS
(JLLN,
(FLNR, FLSR,
LLSRK, KLNR,
(SLC)
KLDR,
JLLS)
IDSR)
KLSR)
KLKR)
-
-
-
-
-
100,000
-
-
-
-
-
-
-
-
-
-
GDB61151Z 1 115
GDB61153Z 3 115
GDBAD211Z 1 115
GDBAD241Z 1 115
GDB61601Z 1 160
GDB61753Z 3 175
GDBAD421Z 1 200
GDBAP421Z 1 200
GDBAD451Z 1 200
GDBAP451Z 1 200
-
-
225
200
-
-
225
225
225
110
225
110
-
-
-
100
100
-
-
200
200
200
100
200
100
-
-
-
60
30
-
-
60
60
60
30
60
30
-
-
-
60
60
-
-
60
60
60
60
60
60
-
-
-
30
30
-
-
30
30
30
30
100,000
100,000
100,000
65,000
100,000
100,000
100,000
100,000
100,000
100,000
4
6
6
1
1
4
4
GDB63101Z 1 310
1
11
-
100,000
GDBAD741Z 1 335
littelfuse.com
1
8
#14 - #2
-
-
-
-
-
-
10,000
1 of 10
© 2016 Littelfuse Products
Rev: 120616
POWR-GARD
®
Blocks and Holders Datasheet
GDB SERIES TOUCH-SAFE POWR-BLOKS
™
Global Distribution Blocks
Mechanical Specification
CATALOG/
ORDERING
NUMBER
LINE CONNECTION
AMP
RATING
PER POLE OPENINGS OPENING
WIRE
SCREW TYPE
(UL)
PER POLE DIAMETER
RANGE
LOAD CONNECTION
TORQUE
LB-IN (NM)
OPENINGS OPENING
PER POLE DIAMETER
2x 0.28 in
(2x 7.0 mm)
4x 0.18 in
(4x 4.5 mm)
0.28 in
(7.0 mm)
0.25 in
(6.5 mm)
0.323 in
(8.2 mm)
SCREW
TYPE
WIRE
RANGE
#8 - #4
(Cu)
#10 - #14
(Cu)
#14 – #4
(Cu)
#14 - #4
(Cu)
TORQUE
LB-IN (NM)
13.5 (1.5)
7.2 (0.8)
17.5 (2)
17.5 (2)
35 (4.0) #14 - #10
40 (4.5) #8
45 (5.1) #6 - #4
50 (5.6) #3 - #2
7 (0.8)
POLES
GDB60801Z
1
80
1
0.28 in
(7.0 mm)
Slotted
#8 – #4
(Cu)
#8 – #2
(Cu)
#10 – #6
(Cu)
#8 - #2 (Cu)
#14 - #2
(Cu/Al)
13.5 (1.5)
6
Slotted
GDB61151Z
GDB61153Z
1
3
115
115
2
1
0.39 in
(10.0 mm)
0.39 in
(10.0 mm)
0.323 in
(8.2 mm)
Hex 4 mm
Hex 4mm
31 (3.5)
31 (3.5)
35 (4.0) #14 - #10
40 (4.5) #8
45 (5.1) #6 - #4
50 (5.6) #3 - #2
35 (4.0) #14 - #10
40 (4.)5 #8
45 (5.1) #6 - #4
50 (5.6) #3 - #2
35.5 (4)
35.5 (4)
50 (5.6) #14 - #10
180 (20.3) #8 - 3/0
50 (5.6) #14 - #10
180 (20.3) #8 - 3/0
50 (5.6) #14 - #10
180 (20.3) #8 - 3/0
50 (5.6) #14 - #10
180 (20.3) #8 - 3/0
6
6
Slotted
Hex 3mm
GDBAD211Z
1
115
1
Hex 4 mm
1
Hex 4 mm #14 - #2
(Cu/Al)
GDBAD241Z
1
115
1
0.312 in
(7.9 mm)
0.49 in
(12.5 mm)
0.47 in
(12.0 mm)
0.531 in
(13.5 mm)
0.531 in
(13.5 mm)
0.531 in
(13.5 mm)
0.531 in
(13.5 mm)
Hex 4 mm
#14 - #2
(Cu/Al)
#8 - 2/0
(Cu)
#8 - 2/0
(Cu)
#14 - 3/0
(Cu/Al)
#14 - 3/0
(Cu/Al)
#14 - 3/0
(Cu/Al)
#14 - 3/0
(Cu/Al)
4
0.159 in
(4.0 mm)
0.28 in
( 7.0 mm)
0.25 in
( 6.5 mm)
0.531 in
(13.5 mm)
0.531 in
(13.5 mm)
0.313 in
(7.9mm)
0.313 in
(7.9mm)
2x 0.35 in
(2x 9.0mm)
Hex 2 mm #14 - #10
(Cu/Al)
Slotted
Hex 3mm
#14 - #4
(Cu)
#14 - #4
(Cu)
GDB61601Z
GDB61753Z
GDBAD421Z
GDBAP421Z
GDBAD451Z
GDBAP451Z
1
3
1
1
1
1
160
175
200
200
200
200
1
1
1
1
1
1
Hex 5mm
Hex 5mm
Hex 6mm
Hex 6mm
Hex 6mm
Hex 6mm
6
6
1
1
4
4
17.5 (2.0)
17.5 (2.0)
50 (5.6) #14 - #10
Hex 6mm #14 - 3/0
(Cu/Al) 180 (20.3) #8 - 3/0
50 (5.6) #14 - #10
Hex 6mm #14 - 3/0
(Cu/Al) 180 (20.3) #8 - 3/0
Hex 5mm
Hex 5mm
#14 - #2
(Cu/Al)
#14 - #2
(Cu/Al)
#14 - #2
(Cu)
Slotted
#14 - #6
(Cu)
#14 - #8
(Cu)
40 (4.5) #14 - #10
50 (5.6) #8 - #2
40 (4.5) #14 - #10
50 (5.6) #8 - #2
31 (3.5)
GDB63101Z
1
310
1
0.75 in
(19.0 mm)
Hex 8mm
3/0 - 350
kcmil (Cu)
230 (26.0)
11
5x 0.25 in
(5x 6.5mm)
4x 0.21 in
(4x 5.3mm)
18 (2.0)
GDBAD741Z
1
335
1
0.516 in
(13.1 mm)
#14 - 400
Hex
120 (13.6) #1 - #3/0
kcmil
8mm & 6mm (Cu/Al)
275 (31.10 #6 - #1/0
375 (42.4) 2/0 - 400
kcmil
40 (4.5)#14 - #8
80 (9.0) #6 - #2
40 (4.5) #14 - #8
8
0.375 in
(9.5 mm)
Hex 5mm
#14 - #2
(Cu/Al)
80 (9.0) #6 - #2
littelfuse.com
2 of 10
© 2016 Littelfuse Products
Rev: 120616
POWR-GARD
®
Blocks and Holders Datasheet
GDB SERIES TOUCH-SAFE POWR-BLOKS
™
Global Distribution Blocks
Dimensions Inches (mm)
GDB60801Z
0.20
(5)
1.06
(27)
Ø 0.22
(Ø 5.5)
0.08
(2)
0.11
(2.7)
0.69
(17.5)
0.16
(4)
2.58
(65.5)
3x Ø 0.24
(3x Ø 6)
1.22
(31.1)
4x Ø 0.18
(4x Ø 4.5)
0.39
(10)
1.38
(35)
1.84
(46.8)
0.26
(6.5)
GDB61151Z
0.20
(5.0)
0.75
(19)
1.06
(27)
0.24
(6)
0.53
(13.5)
Ø 0.22
(Ø 5.5)
0.16
(4.0)
0.05
(1.3)
0.69
(17.5)
2.9
(74)
Ø 0.22
(Ø 5.5)
0.20
(5.0)
0.24
(6.0)
0.75
(19)
0.26
(6.5)
0.98
(25)
1.67
(42.3)
1.38
(35)
1.80
(45.8)
0.39
(10)
GDB61601Z
0.24
(6.0)
2.0
(50)
3.62
(92)
1.4
(35)
3.16
(80.3)
0.08
(2.0)
1.38
(35)
littelfuse.com
3 of 10
© 2016 Littelfuse Products
Rev: 120616
POWR-GARD
®
Blocks and Holders Datasheet
GDB SERIES TOUCH-SAFE POWR-BLOKS
™
Global Distribution Blocks
Dimensions Inches (mm)
GDB61153Z
GDB61753Z
0.20
(5.2)
0.43
(11.2)
2.07
(52.5)
2.28
(58)
2.80
(71)
1.50
(38)
0.20
(5.2)
2.07
(52.5)
3.14
(80)
0.54
(13.8)
1.69
(43)
GDB63101Z
0.09
(2.3)
1.75
(44.5)
3.74
(95)
3.34
(84.8)
1.38
(35)
0.85
(21.5)
1.93
(49)
0.09
(2.2)
0.69
(17.5)
0.98
(25)
littelfuse.com
4 of 10
© 2016 Littelfuse Products
Rev: 120616
POWR-GARD
®
Blocks and Holders Datasheet
GDB SERIES TOUCH-SAFE POWR-BLOKS
™
Global Distribution Blocks
Dimensions Millimeters (in)
GDBAD211Z
GDBAD241Z
littelfuse.com
5 of 10
© 2016 Littelfuse Products
Rev: 120616
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