High Voltage Fuses Low Current High Voltage 50A Fuse The LC HEV fuse is designed for protection of high-voltage accessory circuits in electric and hybrid electric vehicles. Specifications Voltage Rating (50A): 275 VAC Interrupting Rating (50A): 10,000A 275 VAC Operating Temperature Range: -40C to +125C Ordering Information Time-Current Characteristics Package Low Current Part Number Termination % of Rating Opening Time Min / Max (s) Size High Voltage 50A Fuses 0HEVxxx.ZXC2 Cartridge 240 100 100 hrs / - 0HEVxxx.ZXISO2 Bolt Down (ISO) 240 110 4 hrs / - 0HEVxxx.ZXP2Y Blade 240 135 - 0HEVxxx.ZXPCB2 PCB Mount 240 150 - 0HEVxxx.ZXPCBL2 PCB Mount (Long) 240 200 0.5 / 100 0HEVxxx.ZXBD2 Bolt Down (Axial) 240 300 0.1 / 15 500 0.05 / 1 Ratings Current Voltage Typical Voltage Maximum Voltage Typical Cold Minimum Part Color Rating Rating Drop at 70% I Drop Spec at 100% I Resistance Melting It R R Number Code 2 (A) (VAC) (mV) (mV) (m) (A s) 0HEV050.XXX 50 275 57 200 1.2 1495 Temperature Rerating Curve Time-Current Characteristic Curves 275 VAC LC HEV FUSE 1000 100 10 1 0.1 0.01 1 10 40 50 100 1000 CURRENT IN AMPERES Littelfuse, Inc. May 2012 Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. littelfuse.com 46 TIME IN SECONDS 50AHigh Voltage Fuses Low Current High Voltage 50A Fuse Dimensions Dimensions in mm ZXC2 Cartridge ZXISO2 Bolt Down (ISO) ZXP2Y Blade ZXPCB2 PCB Mount ZXPCBL2 PCB Mount (Long) ZXBD2 Bolt Down (Axial) Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. littelfuse.com 47