Bussmann® Medium Time Lag GCM Series 5mm ≈ 25mm Ferrule Fuses Dimensional Data 5.2mm +.1/–.2 15mm ± 2.0 25mm ± .5 Catalog Symbol: GCM Series Medium Time Lag DIN 41576-2 Voltage Rating: 250 Volts AC Interrupting Rating: 1500A Opening Times: 1 hour minimum at 150% of rated current 30 minutes maximum at 210% of rated current 60 milliseconds minimum, 2000 milliseconds maximum at 400% of rated current 5 milliseconds minimum, 70 milliseconds maximum at 1000% of rated current Physical Size: 5mm ≈ 25mm Construction: Ceramic tube Nickel-plated brass end caps Part Number GCM-3.15A GCM-4A GCM-5A GCM-6.3A Amperage 3.15 4 5 6.3 Max. Voltage Drop at 100% rating (mV) 250 180 180 160 Total Clearing I2t at 10 times rating (A2S) 25.55 39.36 65.00 102.20 The only controlled copy of this BIF document is the electronic read-only version located on the 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. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. 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. 12-18-98 SB98107 Rev. A Form No. GCM Series Page 1 of 1 BIF Doc #2087