SEFX-13

Series SE/SEI .250" (1/4") 6.35mm Center-to-Center Spacing Single Row Features: ‡ Miniature Feed-Thru, Printed Circuit and Surface Connection – SE Series miniature terminal blocks are designed for applications requiring the compactness and versatility of the SEI Series without full feed-thru insulation. ‡ Barrier-Type Construction – Blocks are made of highimpact, break-resistant thermoplastic molding with integrally mounted .116" diameter mounting holes. One thru 26 terminals on 1/4" center-to-center spacing. ‡ Terminal Flexibility – External terminals available in two No. 2-56 screw designs. Internal terminals include an .047" diameter printed circuit pin, and turret-type solder pins. ‡ Wire Sizes – No. 2-56 screws. UL recognized for No. 22AWG to No. 16AWG. ‡ Recognition and Listing – UL recognized ‡ Standoffs – SEPX and SEFX are now supplied with .020" standoffs for ease in cleaning after soldering. VARIATIONS SEIPX .047" dia. printed circuit pin, external screw SEPX .047" dia. printed circuit pin, external screw .151 (3,84) BARRIER STYLE .198 (5,03) SEPX, SEIPX SEIFX turret-type solder pin external screw SEIPCX external clamp added to SEIPX .167 (4,24) SEIFCX external clamp added to SEIFX SEFCX external clamp added to SEFX SEFX, SEIFX printed circuit board design with .047" tinplated brass pin tin-plated brass turret-type solder pin External Terminal Designations SEPX, SEFX, SEIPX, SEIFX SEPCX, SEFCX, SEIPCX, SEIFCX .198 (5,03) SEPCX external clamp added to SEPX Guide No. 22.2 No. 158, Report No. LR39186-1. Internal Terminal Designations .167 (4,24) SEFX turret-type solder pin external screw Recognized under the Components Program of Underwriters Laboratories, Inc. Standard 1059, Guide No. XCFR2, File No. E62557. No. 2-56 plated steel* terminal screw accepting up to No. 16 AWG wire Nickel-plated brass surface clamp with No. 2-56 plated steel screw to eliminate lugging. Accepts wire up to No. 16AWG PC BOARD DRILLING DIMENSIONS .250 Typ. 2-16 Terminals T Ø.064 (No. 52 Drill) 17 T Terminals and Over Ø.079 (No. 47 Drill) .198 (5,03) 6 www.curtisind.com Curtis Industries A Division of Powers Holdings, Inc. 6SHci¿cDtionssuEMHcttocKDnJH. Dimensions are shown for reference purposes only. SSeFi¿Fations: Without Mounting Ends Series SE/SEI With Mounting Ends Center-to-Center Spacing: .250" (6.35mm) Wire Range: UL recognized for No. 22AWG to No. 16AWG. Models SEIPX, SEIFX, SEPX and SEFX with standard No. 2-56 plated steel screws are UL recognized “for factory wiring only.” Models SEPCX, SEFCX, SEIPCX and SEIFCX are UL recognized “for ¿eld wiring” when ordered with special No. 2-56 stainless steel screw. No. of Terminals: 1 thru 26 Voltage Rating: UL & CSA – 150 volts – General Industrial 250 volts – Commercial Appliance Tightening Torque: Wire Clamp with stainless steel screw 3 in.-lbs. Current Rating: 5 amps UL Housing: Material Polyphenylene Oxide Continuous Use Temp. (UL Index) 110° C (230° F) Flammability Rating 94V-0 Water Absorption (24 hrs. % wt. gain) .06% Chemical Resistance Resistant to inorganic bases and acids – for organic substances contact factory for speci¿c resistances. Breakdown Voltage: Terminal - Terminal 3,600 Typ. Terminal - Ground 4,700 Typ. Dimensions Number of Terminals A ± .031 Overall Dimensions (O.D.) Inches Inches Metric (mm) C ± .031 Less Mounting Positions Metric (mm) Inches 1 .781 19.84 .500 12.70 .375 9.52 2 1.031 26.19 .750 19.05 .625 15.87 3 1.281 32.54 1.000 25.40 .875 22.22 4 1.531 38.89 1.250 31.75 1.125 28.57 5 1.781 45.24 1.500 38.10 1.375 34.92 6 2.031 51.59 1.750 44.45 1.625 41.27 7 2.281 57.94 2.000 50.80 1.875 47.62 8 2.531 64.29 2.250 57.15 2.125 53.97 9 2.781 70.64 2.500 63.50 2.375 60.32 10 3.031 76.99 2.750 69.85 2.625 66.67 3.281 83.34 3.000 76.20 2.875 73.02 3.531 89.69 3.250 82.55 3.125 79.37 13 3.781 96.04 3.500 88.90 3.375 85.72 14 4.031 102.39 3.750 95.25 3.625 92.07 15 4.281 108.74 4.000 101.60 3.875 98.42 16 4.531 17 4.781 121.44 4.500 114.30 4.375 111.12 117.47 115.09 4.250 107.95 4.125 104.77 18 5.031 127.79 4.750 120.65 4.625 SEI and SE Series terminal blocks are ordered by listing a composite number made up of the model designation followed by the number of poles required for the application. Suffixes are used as follows: R denotes model less mounting positions * The SEPX and SEFX are made with .020" standoffs for ease in cleaning after the soldering operation 19 5.281 134.14 5.000 127.00 4.875 123.82 20 5.531 140.49 5.250 133.35 5.125 130.17 21 5.781 146.84 5.500 139.70 5.375 136.52 22 6.031 153.19 5.750 146.05 5.625 142.87 23 6.281 159.54 6.000 152.40 5.875 149.22 24 6.531 165.89 6.250 158.75 6.125 155.57 Series SE/SEI Dimensions 25 6.781 172.24 6.500 165.10 6.375 161.92 26 7.031 178.59 6.750 171.45 6.625 168.27 NOTE: mm dim. are shown in parentheses BARRIER STYLE 11 12 Single Row How to Order Metric (mm) B ± .031 Mounting Dimensions (M.D.) Dimensions shown are ± 0.030" “A” O.D. .437 (11,11) “B” M.D. .116 Dia. Hole Both Ends .120 Recommended MTG Screws No. 2 BD. or PAN HD No. 3 MAX RD HD No. 4 MAX. FIL. HD “C” Less End Mountings .531 (13,48) .890 (22,62) .250 (6,35) .250 Typ. (6,35) .145 Max. Lug Access (3,68) .171 Dia. (4,34) .192 Max. Lug Width (4,87) Dimensions are in inches and millimeters unless otherwise speci¿ed. Values in parentheses are metric equivalents. Curtis Industries A Division of Powers Holdings, Inc. 1-800-657-0853 7