Catalog Number Build-A-Code
Series Poles Screw Options Marking/Cover Hardware Options
TB —
300 = 8-32 screw 02 to 24 Blank = Steel philslot, zinc-plated L1 to L6 Marking Strips (pg 318) QC1 to QC20 = Quick connects (TB300 only)
345 = 10-32 screw 00 = Screws shipped bulk Special Markings (pg 318) J301 = Flat slip-on jumper
B = Brass philslot, nickel-plated Covers (pg 318) 0J6 = Over barrier jumper
BS = Brass Sems philslot, nickel-plated 0J11 = Over barrier jumper
(TB300 only)
SP = Steel Sems philslot, zinc-plated
P = Steel Sems (P-style)
ST = Stainless steel, philslot
STR = Stainless steel, phillips (recess)
For more information, visit www.cooperbussmann.com
316
Connectors
Double Row Terminal Blocks
.21dia.
TB300 & TB345 - in (mm)
Series TB300 & TB345
Specifications
Description: Double row terminal blocks.
Ratings:
Volts: — 600V*
Amps: — 30A* (TB300)
— 45A (TB345)
Center Spacing: 0.562” or 9/16” (14.28mm)
Wire Range: #8 - 22 AWG Cu
Screw Size: TB300 – #8-32 philslot screws
TB345 – #10-32 philslot screws
Torque Rating: #8 screws - 16 lb-in. ;
#10 screws - 20 lb-in.
Distance Between Barriers: 0.41” (10.5mm)
Mounting: TB300 – #8 screws; TB345 – #10 screws
Operating Temperature: 130°C (266°F) max., -40°C (-40°F)
min.
Material: Molded base: Black, UL rated 94V0 thermoplastic
Terminal plating: Tin over brass; Screws: zinc-plated steel
Breakdown Voltage: 7500V
Agency Information: UL File E62622, CSA File 47235; IEC
Compliance; CE Certified
* Max rating shown; some options may be rated lower - consult Cooper Bussmann.
Dimensions - in
Poles A B Poles A B Poles A B
02 2.13 1.69 10 6.62 6.19 18 11.12 10.68
03 2.69 2.25 11 7.18 6.75 19 11.68 11.25
04 3.25 2.81 12 7.75 7.31 20 12.24 11.81
05 3.81 3.37 13 8.31 7.87 21 12.80 12.37
06 4.37 3.94 14 8.87 8.44 22 13.37 12.93
07 4.94 4.50 15 9.43 9.00 23 13.93 13.50
08 5.50 5.06 16 9.99 9.56 24 14.49 14.06
09 6.06 5.62 17 10.56 10.12
1” = 25.4mm.
TB300-08
TB345-06SP