- 加工定制:
- 品牌:富宽源
- 型号:4*8
- 种类:
- 提供加工定制:
- 用途:
- 体积:
- 电压特性:
- 形状:
- 熔断速度:
- 执行标准:
- 自动复位功能:
- 最大电压:
- 最大电流:
- 保持电流:
- 动作温度:
- 温控范围:
1.規格型號和安規認證
model number and safety certification
品名規格:系列號+額定電流+額定電壓+認證符號 model number: part number+rated current+rated voltage+approvals.
例子[example]:
2f/2t 1.25a 250v 1)系列號 part number
2)額定電流 rated current
1) 2) 3) 3)額定電壓 rated voltage
1-2 額定電流和額定電壓
rated current and voltage
額定電流: 32ma~15a
rated current: 32 ma~15a
額定電壓;125v/250v/400v ac
rated voltage:125v/250v/400 ac
1-3標示marking
保險絲上需有下列標示
the fuse shall have the following marking:
規格:特性符號+額定電流+額定電壓
specification:characteristic symbol+rated voltage
32ma~800ma : _ma 1a~15a:_a
trade mark:the manufacture’s logo+part number+approvals
32ma~15a:
注意:對標示字樣大小沒有規定
note:size of the markings have not be specified.
2.適用範圍
scope
適用於一般電子設備。used in electronic equipment.
3.工程圖和結構
outline drawing and structure
3-1 工程圖(單位:mm)
outline drawing and dimensions(unit:mm)
3-2結構
structure
編號
no. 元件
component 材質
material 數量
quantity
(1) 熔絲
wire 合金
alloy 1
(2) 銅帽
cap 黃銅鍍鎳
brass with mickel plated 2
(3) 本體
body 陶瓷管/胶料
ceramic tube/plastic 1
(4) 引線
lead 鍍錫銅線
tinned copper wire 2
(5) 镀层
insulating coat 环氧树脂
epoxy resin /
4.外觀及形狀
appearances and configuration
4-1外觀:外观不应有显著的污点、铁锈或者裂纹
appearances:there shall not be any remaekable stain,rust or crack on the appearances.
4-2形狀:轴向引脚的超小型保险丝
configuration:axial leaded micro-fuse.
5.物理特性
physical characteristic
5-1 拉力測試
tensile test
沿端子的軸向施加10n的拉力,持續1分鐘。
keep pulling the cap of the fuse with 10n at axial direction for 1 min.
6.電氣特性
electrical characteristics
% of ampere rating ampere rating opening time
100% 32ma - 15a 4 hours, min.
200% 32ma - 15a 60 second, max
275% 500ma~ 10a 300 msecs., max.
400% 500ma~ 10a 30 msecs., max.
1000% 500ma~ 10a 4 msecs., max.
规格判定item
openrating temp -55℃~125℃
最大熔断时限 200% rating 60sec
突波实验 3millisecond at 1000% rated current
melting i 2 t 1.83~2.083
cold ohms 1.25a/0.058~0.067 ohm
interrupting rating 50a/125vac
50a/250vac
dimensions 9mm*¢3.9mm
ssfty ul csa ccc rohs
东莞市富宽源电子有限公司
李信
18029087568
广东省东莞市东城区峡口兰夏村49号