1 of 10 gdb series touch-safe powr-bloks ? global distribution blocks features/benefts ? 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 specifcations voltage rating ul: 600 vac/vdc ampere rating 80 C 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 certifed (file: 700111) operating temperature -40c to +90c storage temperature -40c to +100c relative humidity 50% @ 40c, 90% @ 20c 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 fnger 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 specifcations 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 littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
2 of 10 mechanical specifcation catalog/ ordering number poles amp rating per pole (ul) line connection load connection openings per pole opening diameter screw type wire range torque lb-in (nm) openings per pole opening diameter screw type wire range torque lb-in (nm) gdb60801z 1 80 1 0.28 in (7.0 mm) slotted #8 C #4 (cu) 13.5 (1.5) 6 2x 0.28 in (2x 7.0 mm) slotted #8 - #4 (cu) 13.5 (1.5) 4x 0.18 in (4x 4.5 mm) #10 - #14 (cu) 7.2 (0.8) gdb61151z 1 115 2 0.39 in (10.0 mm) hex 4 mm #8 C #2 (cu) 31 (3.5) 6 0.28 in (7.0 mm) slotted #14 C #4 (cu) 17.5 (2) #10 C #6 (cu) gdb61153z 3 115 1 0.39 in (10.0 mm) hex 4mm #8 - #2 (cu) 31 (3.5) 6 0.25 in (6.5 mm) hex 3mm #14 - #4 (cu) 17.5 (2) gdbad211z 1 115 1 0.323 in (8.2 mm) hex 4 mm #14 - #2 (cu/al) 35 (4.0) #14 - #10 40 (4.5) #8 45 (5.1) #6 - #4 50 (5.6) #3 - #2 1 0.323 in (8.2 mm) hex 4 mm #14 - #2 (cu/al) 35 (4.0) #14 - #10 40 (4.5) #8 45 (5.1) #6 - #4 50 (5.6) #3 - #2 gdbad241z 1 115 1 0.312 in (7.9 mm) hex 4 mm #14 - #2 (cu/al) 35 (4.0) #14 - #10 40 (4.)5 #8 45 (5.1) #6 - #4 50 (5.6) #3 - #2 4 0.159 in (4.0 mm) hex 2 mm #14 - #10 (cu/al) 7 (0.8) gdb61601z 1 160 1 0.49 in (12.5 mm) hex 5mm #8 - 2/0 (cu) 35.5 (4) 6 0.28 in ( 7.0 mm) slotted #14 - #4 (cu) 17.5 (2.0) gdb61753z 3 175 1 0.47 in (12.0 mm) hex 5mm #8 - 2/0 (cu) 35.5 (4) 6 0.25 in ( 6.5 mm) hex 3mm #14 - #4 (cu) 17.5 (2.0) gdbad421z 1 200 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 gdbap421z 1 200 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 gdbad451z 1 200 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 4 0.313 in (7.9mm) hex 5mm #14 - #2 (cu/al) 40 (4.5) #14 - #10 50 (5.6) #8 - #2 gdbap451z 1 200 1 0.531 in (13.5 mm) hex 6mm #14 - 3/0 (cu/al) 50 (5.6) #14 - #10 180 (20.3) #8 - 3/0 4 0.313 in (7.9mm) hex 5mm #14 - #2 (cu/al) 40 (4.5) #14 - #10 50 (5.6) #8 - #2 gdb63101z 1 310 1 0.75 in (19.0 mm) hex 8mm 3/0 - 350 kcmil (cu) 230 (26.0) 11 2x 0.35 in (2x 9.0mm) slotted #14 - #2 (cu) 31 (3.5) 5x 0.25 in (5x 6.5mm) #14 - #6 (cu) 18 (2.0) 4x 0.21 in (4x 5.3mm) #14 - #8 (cu) GDBAD741Z 1 335 1 0.516 in (13.1 mm) hex 8mm & 6mm #14 - 400 kcmil (cu/al) 40 (4.5)#14 - #8 80 (9.0) #6 - #2 8 0.375 in (9.5 mm) hex 5mm #14 - #2 (cu/al) 40 (4.5) #14 - #8 120 (13.6) #1 - #3/0 275 (31.10 #6 - #1/0 375 (42.4) 2/0 - 400 kcmil 80 (9.0) #6 - #2 gdb series touch-safe powr-bloks ? global distribution blocks littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
3 of 10 gdb series touch-safe powr-bloks ? global distribution blocks 4x ? 0.18 (4x ? 4.5) 3x ? 0.24 (3x ? 6) ? 0.22 (? 5.5) 0.08 (2) 0.75 (19) 2.58 (65.5) 1.06 (27) 0.20 (5) 0.16 (4) 0.24 (6) 0.26 (6.5) 0.39 (10) 1.22 (31.1) 1.84 (46.8) 0.11 (2.7) 1.38 (35) 0.69 (17.5) 0.75 (19) 0.20 (5.0) ? 0.22 (? 5.5) 1.80 (45.8) 0.24 (6.0) 0.26 (6.5) 1.06 (27) 0.20 (5.0) 0.16 (4.0) 2.9 (74) 0.53 (13.5) 1.67 (42.3) 1.38 (35) 0.69 (17.5) 0.05 (1.3) 0.39 (10) ? 0.22 (? 5.5) gdb60801z gdb61151z dimensions inches (mm) 0.98 (25) 3.62 (92) 3.16 (80.3) 1.38 (35) 0.08 (2.0) 2.0 (50) 1.4 (35) 0.24 (6.0) gdb61601z littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
4 of 10 1.50 (38) 2.80 (71) 3.14 (80) 0.54 (13.8) 1.69 (43) 2.07 (52.5) 0.20 (5.2) 2.07 (52.5) 2.28 (58) 0.20 (5.2) 0.43 (1 1.2) gdb61153z gdb61753z gdb series touch-safe powr-bloks ? global distribution blocks dimensions inches (mm) 1.75 (44.5) 1.93 (49) 0.85 (21.5) 0.09 (2.3) 3.74 (95) 3.34 (84.8) 0.69 (17.5) 0.98 (25) 0.09 (2.2) 1.38 (35) gdb63101z littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
5 of 10 gdb series touch-safe powr-bloks ? global distribution blocks gdbad211z gdbad241z dimensions millimeters (in) littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
6 of 10 gdb series touch-safe powr-bloks ? global distribution blocks gdbad421z dimensions millimeters (in) littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
7 of 10 gdb series touch-safe powr-bloks ? global distribution blocks gdbap421z dimensions millimeters (in) littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
8 of 10 gdb series touch-safe powr-bloks ? global distribution blocks dimensions millimeters (in) gdbad451z littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
9 of 10 gdbap451z gdb series touch-safe powr-bloks ? global distribution blocks dimensions millimeters (in) littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
10 of 10 GDBAD741Z gdb series touch-safe powr-bloks ? global distribution blocks dimensions millimeters (in) littelfuse.com ? 2016 littelfuse products rev: 120616 powr-gard ? blocks and holders datasheet
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