Datasheet > 166.6885.5502

166.6885.5502

更新时间： 2024-09-15 20:48:47

品牌	Logo	应用领域
力特 - LITTELFUSE		电路保护
页数	文件大小	规格书
1页	843K
描述
Electric Fuse,

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技术参数
数据手册

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166.6885.5502 技术参数

是否Rohs认证：	符合	生命周期：	Obsolete
Reach Compliance Code：	compliant	ECCN代码：	EAR99
风险等级：	5.81	电路保护类型：	ELECTRIC FUSE
Base Number Matches：	1

166.6885.5502 数据手册

Blade Fuses

FK3 MAXI^®STYLE BLADE FUSE RATED 80V

Speciﬁcations

Insulating Body:

Cover:

Out of thermoplastic (UL 94-V0, heat-resistant)

Red, not transparent

Terminals:

Blade contacts

Copper alloy, gal. Sn

Edge-protected

Interrupting Rating:

Complies with:

cULus Recognized:

1000 A @80 VDC

UL 248 Special Purpose Fuses

File No. E10480

Ordering Information

Part Number

Package Size

166.6885.5xx2

166.6885.5xx1

1000

Description

Time-Current Characteristics

The FK3-80 is a MAXI^®style fuse rated at 80V, featuring three

piece design with copper contacts for excellent reliability in harsh

environment conditions and low voltage drop. Current ratings 20A

thru 50A. Filled with arc-quenching material.

% of Rating

Opening Time Min / Max (s)

100

135

200

350

600

360,000 s / –

– / 1,800 s

2 s / 60 s

Pre-Arcing Time-Limits

0.20 s / 7 s

0.040 s / 1 s

Dimensions

Dimensions in mm

FI = 1.43 (max. operating

current : 0.7 x I_ratat 23°C)

Ratings

Part Number

Current Rating

Housing Color

Typ. Voltage Drop

Cold Resistance

I²t

166.6885.520_

166.6885.530_

166.6885.540_

166.6885.550_

20 A

30 A

40 A

50 A

120 mV

160 mV

110 mV

100 mV

4.50 mΩ

3.00 mΩ

1.65 mΩ

1.20 mΩ

2,160 A²s

4,950 A²s

12,800 A²s

25,500 A²s

Corresponding holder see Section “Fuse Holders.”

www.littelfuse.com

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