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70F00000Z

70F00000Z

  • 厂商:

    LITTELFUSE

  • 封装:

  • 描述:

    70F00000Z - Alarm Indicating Fuse - Littelfuse

  • 数据手册
  • 价格&库存
70F00000Z 数据手册
Electronic Overcurrent Protection Electronic Overcurrent Protection Alarm Indicating Fuse 70 Series Telecom Surface Mount Fuse NANO2 461 Series ® The 70 Series alarm indicating fuses are designed for use in telecommunications equipment. A color-coded tip provides visual identification of the ampere rating and the fuse status. Specifications Approvals: UL Recognized Interrupting Ratings: 1000 amperes @ 125 VAC 1000 amperes @ 300 VDC Features • • • Surface mount overcurrent protection from lightning and power cross Meets UL1459/1950 power cross requirements stand alone Ideal for use in telecommunications equipment including modems, fax machines, desktop phones, answering machines and line cards Complies with Bellcore GR-1089-CORE and FCC 47 Part 68 surge specifications Specifications Approvals: UL Recognized, CSA Certified Short Circuit Capabilities (UL 1459/UL 1950 3rd ed.) 40 amperes @ 600 VAC 7 amperes @ 600 VAC 2.2 amperes @ 600 VAC Interrupting Ratings: 50 amperes @ 250 VAC Materials: Body: Terminators: Ceramic Silver-plated brass caps Features • • Color coded tip Rated 125 VAC, 300 VDC • Ordering Information 10 Minute Rating 100mA 150mA 180mA 200mA 250mA 250mA 350mA 500mA 750mA 1.33A 2A 3A 3.5A 5A 8A 10A Catalog Number 70P 70R 70E 70X 70F 70K 70S 70G 70H 70A 70B 70C 70J 70D 70M 70N System Number 70P00000Z 70R00000Z 70E00000Z 70X00000Z 70F00000Z 70K00000Z 70S00000Z 70G00000Z 70H00000Z 70A00000Z 70B00000Z 70C00000Z 70J00000Z 70D00000Z 70M00000Z 70N00000Z Color Code Grey/White Red/White Yellow Black Violet Violet/White Gray Red Brown White Orange Blue Black/White Green/Black Tan/White Yellow/Purple Overvoltage/AC Power Fault (Power Cross) Requirements: The most severe tests are listed, Telecom Nano2 will pass lower level test as well. Dimensions 10.10 (.397") F L 1.25A T 3.12 (.123") 3.12 (.123") Standard/ Test GR-1089 GR-1089 UL 1950 3rd Edition GR-1089 UL 1950 3rd Edition GR-1809 UL 1950 3rd Edition GR-1809 UL 1950 3rd Edition 1 Source Voltage (VAC) 1000 600 600 600 100-600 277 120 Surge Current (A) 5 601 40 7 2.2 25 25 Duration 0.5 sec. 5 sec. 1.5 sec. 5 sec. 30 min. 15 min. 30 min. Rating for Compliance Stand Alone2 1.25A 1.25A 0.5, 1.25A 0.5, 1.25A 0.5, 1.25A 0.5, 1.25A 0.5, 1.25A 3.25 (.128") The 1.25 rating is designed to enable equipment compliance with GR-1089. Application testing is strongly recommended as actual application and compliance testing will produce random closing angle surge conditions. Actual circuit resistance may enhance equipment performance under surge conditions. 2 See UL 1950 for test procedures for fuses and testing at 135%. Environmental/Lightning Surge Requirements 6.10 (.240") 12.6 (.496") 3.43 (.135") Standard/ Test GR-1089 1st Level Electrical Specifications % of Ampere Rating 100 250 Opening Time Minimum / Maximum 4 hrs. / — 1 sec. /120 sec. GR-1089 2nd Level FCC 47 Part 68 Type A Metallic FCC 47 Part 68 Type A Longitudinal FCC 47 Part 68 Type B Metallic FCC 47 Part 68 Type B Longitudinal 3 Source Voltage (Vpk) 600 1000 1000 2500 1000 5000 800 1500 1000 1500 Duration/ Wave Form (µSec.) 10 x 1000 10 x 360 10 x 1000 2 x 10 10 x 360 2 x 10 10 x 560 10 x 160 voltage 9 x 720 current 5 x 320 voltage 9 x 720 current 5 x 320 Surge Current (A) 100 100 100 500 25 500 100 200 25 37.5 Repetitions (Each Polarity) 25 25 25 10 5 1 1 1 1 1 Rating for Compliance Stand Alone3 1.25A 1.25A 1.25A 1.25A 0.5, 1.25A 1.25A 1.25A 1.25A 0.5, 1.25A 0.5, 1.25A Additional series resistance used in conjunction with the fuse may allow compliance by fuse ratings not listed. Ordering Information Catalog Number 0461 .500 0461 1.25 4 Ampere Rating 1/2 1-1/4 Voltage Rating 250 250 Nominal Resistance (Cold Ω) .56 .110 Nominal Melting I 2 t (A2 Sec.) .84 16.54 I 2 t is calculated at 10 msec or less. I 2 t at 10 times rated current has a typical value of 22 A2sec (1.25A). 20 Consult Littelfuse web site for more information www.littelfuse.com Consult Littelfuse web site for more information www.littelfuse.com 21
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