Bussmann CUBEFuse and Fuseholder TCF & TCFH Finger-Safe Dual-Element Time-Delay Fuses Indicating 600 Volts or Less Catalog Symbol: TCF (Fuse) & TCFH (Holder) Dual-Element, Time-Delay Fuse: 10 Seconds Minimum Operating Time at 500% Rated Current Ampere Rating: 1 to 60 Amperes Voltage Rating: 600 Volts AC (or less) Interrupting Rating: 300,000A RMS Symmetrical Agency Approvals: U.L. Listed Special Purpose Fuse (UL 248-8) CSA Certified Fuse (CSA-22.2 No. 106) U.L. Recognized Fuseholder CSA Certified Fuseholder (C22.2 Nos. 39 & 65) Other Electrical Certifications: CE compliance for the European Union Low Voltage Directive (50-1000V AC, 75-1500V DC) DC Voltage Rating: 300 Volts DC (or less), 20,000AIR Catalog Numbers : Fuse TCF1 TCF3 TCF15 TCF17-1/2 TCF30 TCF35 TCF50 TCF60 & Fuseholder TCF6 TCF10 TCF20 TCF25 TCF40 TCF45 TCFH30 TCFH60 CUBEFuse Fuseholder Catalog Data Amps Poles Wire * Dual Wire * Part Number 30 1 #14 - #8 Cu #14 Cu TCFH30 60 1 #14 - #4 Cu #10 Cu TCFH60 * 751/4C (MIN) CU Wire Only 1-60 Amps * The worldOs first finger safe industrial fuse system. * True dual-element fuse construction with a minimum of 10 seconds time-delay at 500% of rating. * Long time-delay minimizes nuisance circuit openings due to temporary overloads and transient surges. * Time-delay characteristic allows for back-up protection against motor burnout from overload or single phasing if other overload device fails. * Meets UL Class J Time-Delay electrical performance requirements. * High interruption rating to safely interrupt faults up to 300,000 amperes. * Faster response to damaging faults reduces destructive thermal and magnetic forces. * Permanent open fuse indication. * Designed to be an internationally accepted and specified world class product. * Smallest footprint of any power class fuse including Class J, CC, T and RK. * Meets requirements of IEC 60529 for IP-20 finger safe rating. * No venting of arc or molten metal and gases during opening. * Robust cycling and inrush current withstand. * Low let through currents under fault conditions. * Provides TYPE 2 Ono damageO protection for IEC motors starters when properly sized. * Low watt loss reduces power consumption and lowers operating temperature. * Conventional Class J fuse case sizes and ampere ratings. * Dovetail fuseholder design for ganging multiple fuse poles. * 30 and 60 Amp fuseholders can be ganged together. * 30 Amp fuses can be plugged into the 60A holder without a reducer. * 35mm DIN rail and chassis mounting features. * Fuseholder wire ports rated for dual wires. Carton Quantity and Weight Catalog Carton. Weight Per Carton Number Qty Lbs. Kg. TCF1-30 12 1.39 .518 TCFH30 12 2.42 .902 TCF35-60 12 1.42 .530 TCFH60 12 2.57 .958 This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any product. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Form No. CUBEFuse Page 1 of 3 BIF Document: 9000 Bussmann CUBEFuse and Fuseholder TCF & TCFH Finger-Safe Dual-Element Time-Delay Fuses Indicating 600 Volts or Less 3A Dimensional Data For TCF and TCFH 6A 10A 15A 20A 30A 40A 50A 60A 1000 1A Time-Current Characteristic Curves Average Melt 1-60 Amps A B TIME (SECONDS) 100 C 10 G 1 E D F H 0.1 I 10,000 1,000 100 1 0.01 10 K J RMS SYMMETRICAL CURRENT (AMPS) Current Limitation Curves B 60A 50A 40A 30A 20A 15A 10,000 1,000 PROSPECTIVE SHORT-CIRCUIT CURRENT (SYMMETRICAL RMS AMPS) 1,000,000 100,000 10,000 100 100 1,000 A 300,000 INSTANTANEOUS PEAK LET-THRU CURRENT (AMPS) 100,000 Dimension A B C D E F G H I J K 30A in [mm] 1.88 [47.75] .75 [19.05] 1.00 [25.40] .31 [7.94] .04 [1.02] .63 [15.88] .27 [6.86] 2.30 [58.42] .76 [19.30] 1.27 [32.18] .15 [3.81] 60A in [mm] 2.13 [54.10] 1.00 [25.40] 1.13 [28.58] .44 [11.11] .04 [1.02] .63 [15.88] .38 [9.65] 2.60 [66.04] 1.03 [26.16] 1.53 [38.86] .17 [4.32] This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any product. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Form No. CUBEFuse Page 2 of 3 BIF Document: 9000 Bussmann CUBEFuse and Fuseholder TCF & TCFH Finger-Safe Dual-Element Time-Delay Fuses Indicating 600 Volts or Less ELECTRICAL SPECIFICATIONS Maximum operating voltage: 600VAC (300VDC) Maximum interruption current: 300K Amps maximum @ 600 VAC 20K Amps maximum @ 300 VDC Watts Loss at rated current: 1-60 Amps FUSE MATERIAL SPECIFICATIONS Fuse case: Thermoplastic, UL Flammability: 94V0 Fuse terminals: Copper Alloy, Tin Plated Fuse terminal plating: Electroless Tin Fusible element: Copper Alloys Filler: Pure quartz silica Fill plug: Nylon TCF30 : 3.99W Indicator lens: PES (Polyethersulfone) TCF60: 6.23W Indicator: Energetic chemical THERMAL SPECIFICATIONS Ambient operating temperature range: -10C to 65C MECHANICAL SPECIFICATIONS Tested continuous harmonic vibration: 0.03O amplitude, 10Hz-60Hz-10Hz 4min excursion, repeated for 4hr, repeated for 3 mutually perpendicular planes (fuse in holder) Tested impact acceleration: 20g in 3 mutually perpendicular planes Set Screws: Zinc Plated Steel FUSEHOLDER MATERIAL SPECIFICATIONS Holder case: Thermoplastic, UL Flammability: 94V0 Interface Clips: Copper Alloy, Tin Plated Interface Clip plating: Electroless Tin Contact Lubricant: Fluoroether Grease 30A Box Lug: Copper 60A Box Lug: Copper DIN Rail Spring: Stainless Steel HANDLING & STORAGE SPECIFICATIONS Storage Temperature: -10C to 65C This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any product. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications. Form No. CUBEFuse Page 3 of 3 BIF Document: 9000