1.適用範(fàn)圍Applicable Scope
本承認(rèn)書適用於深圳市華鑫歐電子有限公司所製造的繞線型固定電阻器。
2.形名Part Number
依據(jù)其種類、額定電力、端子型狀、特性、公稱電阻值及容許誤差等分別注明。
It is composed by Type, Rated Wattage, Terminal Form, Characteristic, and Nominal Resistance
and Tolerance.e.g.
KNP
10W
P(M.F)
T-2(±350PPM/℃)
Ω
J(±5%)
種類
額定電力
端子形狀
特性
公稱電阻值
容差
Type
Rate Wattage
Terminal Form
Characteristic
Nominal Resistance
Tolerance
2-1.種類Type
①不燃性塗裝型繞線有感電阻器以KNP表示之。
Wire Wound Resistor is called “KNP”
②不燃性塗裝型繞線無感電阻器以NKNP表示之。
Wire Wound Resistor is called “NKNP”
2-2.額定電力 Rated Wattage
額定電力(W)以數(shù)字表示,如1/2W、1W、2W、﹍﹍40W。
Shown by “W”﹑such as 1/2W 、1W、2W、﹍﹍40W。
2-3.端子形狀Terminal Form
視端子區(qū)分為P形、M形、F形。
Upon the shape of terminal, it has P Form and M form , F form
2-4.特性 Characteristic
溫度系數(shù)以“T”表示之,如:
Temperature Coefficient is its character represented by “T”, such as:
±350PPM/℃
2-5.公稱電阻值Nominal Resistance:
Ω,KΩ為單位,依據(jù)JIS-C6402為適用原則(E-24 Series)。
Ω,KΩ are its unit which is in accordance with JIS-C6402(E-24)series.
2-6.電阻值及容許誤差 Tolerance
在室溫中依檢測(cè)器測(cè)量,應(yīng)在指定電阻值之容許誤差以內(nèi)。
It is measured by Bridge-method at room temperature and expressed by a capital letter.
F ± 1% G ±2% J ±5% K ±10%
3,額定功率Rated power
額定電力是周圍溫度40℃(3W以上),70℃(2W以下)以下可連續(xù)使用之負(fù)載電力值數(shù),
且應(yīng)使機(jī)械性能與電氣性能滿足。又周圍溫度超越上記溫度時(shí),依造圖一之電力輕減曲線而定。
Rated power is the value of Max load voltage specified at the ambient temperature of 70℃ and shall
meet the functions of electrical and mechanical performance. When the ambient temp.surpasses above
Mentioned temperature. The value declines as following