312-KEG

Insulated Electrical Spring Connector 312 Data Sheet Application: Regulatory Agencies: Use a 312 connector to electrically connect two or more wire ends in a pigtail application and insulate the connection, or to insulate a single wire end. U.L. Listed — as a Pressure Cable Connector Tested per UL Standard 486C U.L. File No. E23438 Wire Range: AWG Range COPPER conductors only, No. 22 thru No. 10 solid or stranded wire. LISTED 540H Canadian Standards Association Standard NO. 22.2 NO. 188–M1983 3M File NO. LR15503 METRIC Range COPPER conductors only, 0.75 mm2 thru 4,0 mm2 rigid (solid or stranded) and flexible. (See wire matrix for specific wire combinations.) Construction: Spring –Spring steel, Corrosion resistant coating Insulator –Flame retardant nylon, Color–Yellow IEC Publications 685–1 and 685–2–4 3M File NO. E95240 Weight: 0.004 lb. (1.8 gm) Abbreviations: UL: Underwriters Laboratories AWG: American Wire Gauge CU: Copper sol.: solid, str.: stranded, mm: millimeters, mm2: square millimeters,
C: degrees Celsius,
F: degrees Fahrenheit, gm: gram, lb.: pound Engineering Specification: Electrical Spring Connector (3M part No. 312) shall be capable of connecting wires within the range of No. 22 thru No. 10 solid or stranded copper conductors, in a pigtail application. The connector shall constructed of an active (live) spring and covered by a nylon insulator. The spring shall have a corrosion resistant coating. The connector shall be UL Listed as a pressure cable connector, and be CSA Certified. The connector shall be voltage rated 600 volts maximum, building wire, 1000 volts maximum, signs, fixtures and luminaries. The connector shall have a maximum operating temperature of 105
C. OPERATING TEMPERATURE: 105
C (221
F) VOLTAGE RATING: 600 volts maximum building wire; 1000 volts maximum in signs and lighting fixtures (luminaries). Federal Specification W–S–610: Commercial Package Only Type Class Kind Style 1 1 cu G 22 SOL OR STR 1 2 3 4 5 20 SOL OR STR 1 2 3 4 5 18 SOL OR STR 1 2 3 4 5 16 STR 1 2 3 4 16 SOL 1 2 3 4 14 STR 1 2 3 4 14 SOL 1 2 3 4 12 STR 1 2 12 SOL 1 2 10 STR 1 10 SOL 1 312 AWG Wire Combinations copper to copper coductors LISTED 540H = 300 volts = 600 volts All 14 thru 10 AWG wire combination are 600 volt UL Listed when using insulation such as TW and THHN UL Listed single wire terminanations: No. 8, 10, 12 and 14 HOW TO READ THIS CHART EXAMPLE 1: 2 No. 16 sol + 4 No. 16 sol (=6) may be connected using a 312 connector EXAMPLE 2; 3 No. 14 str + 1 No. 14 str (=4) may be connected using a 312 connector 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 1 2 3 4 1 2 3 1 2 3 1 2 1 2 22 SOL OR STR 20 SOL OR STR 18 SOL OR STR 16 STR 16 SOL 14 STR 14 SOL 12 STR 12 SOL Installation Instructions: WARNING Turn power off before installing or removing terminal. All electrical work should be done according to appropriate electrical codes. 1. Strip wire insulation to length specified in , according to size. 2. Flrmly grasp wires, making sure insulation ends are even and tightly bundled (wires may be twisted or untwisted). Slip connector over wire. —2— 3. Turn connector onto wires in a clockwise direction until secure. 4. To remove, turn connector counter-clockwise. Conductor Size Strip Length 22 –16 AWG (0,75 – 1,5 mm2) 5/8I (15,9 mm) 14 – 8 AWG (2,5 – 4,0 mm2) 1/2I (12,7 mm) Metric Wire Combinations International Electrotechnical Commission Rated Capacity: 1,5 – 10,0 mm Voltage rating: 600 volts maximum Reusability: Reusable for same capacity or larger Wire Type: Copper only Conductor Size Quantity 0,75 mm2 2–6 1,0 mm2 2–6 1,5 mm2 2–6 mm2 2–4 See installation instructions for conductor strip lengths 2,5 I.E.C. Metric Wire Matrix: Twist-on connecting devices for the combination of rigid (solid or stranded) and flexible conductors. 4,0 mm2 2 NOTE: Only AWG wire combinations are UL Listed 0.725I (18,4 mm) Live Action Expandable Steel Spring 1.03I (26,2 mm) Flame Retardant Nylon Insulator Free Expansion Space Tightening Fins $ -5 % 64%()0%4. 2*  Important Notice to Purchaser: // 56%6)0)165 6)',1-'%/ -1*240%6-21 %1( 4)'200)1(%6-215 4)/%6)( 62 6,) )//)45 342(7'65 %4) &%5)( 21 -1*240%6-21 &)/-)8)( 62 &) 4)/-%&/) &76 6,) %''74%'; 24 '203/)6)1)55 6,)4)2* -5 126 +7%4%16))( )*24) 76-/-