Note: All part numbers are RoHS Compliant. BUCHANAN Terminal Blocks B100, #B100 Series, One-Piece Blocks, 600 V — Phenolic Material & Finish Housing Material—Phenolic, filled flame retardant Flammability—UL94V-1 Color—Black Contacts Standard Material—Electrical grade copper or copper alloy conductor. Steel screws plated to resist corrosion in most industrial applications. Brass Material—For Corrosive Environment (2B100, 4B100 Series) Nickel plated brass straps and screws. Meets specification QQ-N-290A Class 1, Grade G Wire Range—Strap Screw: #18-8 AWG solid or stranded; Tubular Clamp: #14-6 AWG solid or stranded Screw Type—Strap Screw: #10-32 Binding Head; Tubular Clamp: #1/4"[6.35]-28 Set Screw Strap Screw—7/16" [11.11] max. lug width Mechanical Properties Pitch (terminal spacing)— .63" [16.00] Wire Strip Length—Strap Screw: as needed for lugging; Tubular Clamp: 1/2" [12.1] Electrical Properties Maximum Current—70A for a single #6 AWG wire Operating Voltage—Blocks meet 600V creepage and clearance requirements for general industrial control equipment and panelboards; greatly exceeds IEEE switchgear standards for 750 volts. Dielectric Strength (RH 40% @ sea level)—300 Volts/mil thickness per ASTM D149 UL High Voltage Arc Tracking (in./min.)—.49-.58 [12.45-14.73] Environmental Properties Max. Continuous Temperature— 150°C (302°F) Water Absorption (24hrs. % wt. gain)—.45% per ASTM D570 Chemical Resistance—Resistant to acids, alkalies, and aliphatic hydrocarbons and ketones per ASTM D543 Radiation Resistance (ergs G-1 (C)—2.7 x 108 min UL Independent Testing Service Recognitions Circuits Steel Screw w/Strap Part Number Catalog Number Tubular Clamp Part Number Catalog Number Brass Screw w/Strap Part Number Catalog Number Contact Type AMPACITY 50A 65A 50A Standard 2 4 6 8 12 2-1437382-6 3-1437382-0 4-1437382-0 4-1437382-9 5-1437382-9 B102 B104 B106-BU B108 B112-BU 2-1437382-8 3-1437382-6 4-1437382-5 5-1437382-5 6-1437382-7 B102S B104S B106S B108S B112S 2-1437381-0 2-1437381-2 2-1437381-6 3-1437381-0 3-1437381-3 2B102 2B104 2B106 2B108 2B112 Shorting* 2 4 6 8 12 4-1437381-0 4-1437381-1 4-1437381-3 4-1437381-5 4-1437381-7 3B102P 3B104P 3B106P 3B108P 3B112P — — — — — — — — — — 5-1437381-6 5-1437381-7 5-1437381-8 5-1437381-9 6-1437381-0 4B102P 4B104P 4B106P 4B108P 4B112P Circuits Strap Screw #8 & Smaller Removable Link 2 8-1437381-4 4 8-1437381-5 6 8-1437381-7 8 8-1437381-8 12 9-1437381-0 Stud, #10-32 2 4 6 8 12 — — — — — Threaded Post & Nut 5B102 5B104 5B106 5B108 5B112 — — — — — — — — — — — — — — — 1-1437382-8 2-1437382-0 2-1437382-1 2-1437382-2 2-1437382-3 7B102 7B104 7B106 7B108 7B112 Notes: For prenumbered marking strip, add suffix “N” to Catalog Number. Cannot be used on 3B or 4B series. For factory assembled hinged cover, add suffix “H” to Catalog Number. Cannot be used on 3B or 4B series. For factory assembled thumbscrew-fastened cover, add suffix “T” to Catalog Number. Cannot be used on 3B or 4B series. Screws and removable links shipped unassembled. Wire Sizes—Solid or Stranded, Tubular Clamp 1—#6 AWG, 1—#8 AWG, 1or 2 — #10 AWG, 1or 2—#12 AWG, 1 to 3— #14 AWG, 1 —#10 & 1 —#12 AWG 1 — #12 & 1 — #14 AWG *Shorting blocks are supplied with 2 shorting screws each. Except for 3B and 4B Series LR25557 E63810 290 Catalog 1308389 Revised 6-07 www.tycoelectronics.com Dimensions are in millimeters and inches unless otherwise specified. Dimensions are shown for reference purposes only. Specifications subject to change. USA: 1-800-522-6752 Canada: 1-905-470-4425 Mexico: 01-800-733-8926 C. America: 52-55-1106-0803 South America: 55-11-2103-6000 Hong Kong: 852-2735-1628 Japan: 81-44-844-8013 UK: 8706-080-208