Fast-Acting Indicating Telecom Fuse 60Vdc/125Vac Dimensional Data — in 0.127 CONTACT AND ALARM SPRING 0.107 0.688 MAX. 0.585 0.118 Catalog Symbol: GMT Fast-acting indicating fuse for telecom circuits. Ratings: Volts: 60Vdc/125Vac Amps: 18/100 – 15A IR: 450A @ 60Vdc 300A @ 125Vac Agency Information: UL Recognized, Guide JFHR2, File E56412 Materials: Body: Thermoplastic (flammability rating: UL94V0) Terminals: Tin-plated beryllium copper Carton Quantity & Weight: 100 fuses per carton, 0.33 lbs. (150g.) Fuse Holders: Catalog Nos. HLS, HLT and PCT 0.81 Covers — in (mm) 0.20" (5.1mm) BUSS GMT-X 0.95" (24.0mm) 0.36" (9.0mm) 0.84" (21.3mm) GMT-X Fuse Cover General Information: • For telecom, computer, or control circuits. • Visual spring indicating and alarm circuit indicating. • Color coded flags designate amp rating. • Fuses easily replaced without use of insulated tools. • Fuses can be removed with wire hook when mounted on minimum centers. • GMT-X fuse cover available. • GMT-Y fuse cover (with pull-tab) available. 0.95" (24.0mm) 0.20" (5.1mm) BUSS GMT-Y 0.7" (17.8mm) Catalog Symbol and Color Codes Catalog Symbol Color Code Catalog Symbol Color Code GMT-18/100A Yellow GMT-3 1/2A White/Blue GMT-1/4A Violet GMT-4A White/Brown GMT-3/8A White/Gray GMT-5A Green GMT-1/2A Red GMT-7 1/2A Black/White GMT-65/100A Black GMT-10A Red/White GMT-3/4A Brown GMT-12A Yellow/Green GMT-1A Gray GMT-15A Red/Blue GMT-1 1/3A White GMT-Dummy Gray GMT-1 1/2A White/Yellow GMT-A (alarm)* Yellow GMT-2A Orange GMT-X (cover) Clear GMT-3A Blue 0.84" (21.3mm) GMT-Y Fuse Cover *Designed specifically for use in the Telpower® Series 15800 fused disconnect switch. 0708 BU-SB08204 Page 1 of 2 Data Sheet 5008 Amp Rating 1 300 1 18 ⁄100A ⁄4A 3 ⁄8A 65 ⁄100A 1A 1.5A 2A 3A 4A 5A 7.5A 10A 15A 3 ⁄2A ⁄4A 11⁄3A 12A Time-Current Characteristic Curves–Average Melt 100 Time In Seconds 10 1 1,0000 100 10 .01 .11 1 .11 Current In Amps Test Specifications Percent Overload Opening Time 100% 10 min. (minimum) 150% 5 min. (maximum) The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Cooper Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper 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. 0708 BU-SB08204 Page 2 of 2 Data Sheet 5008