78系列電流過載保護器

                  產品型號:

                  產品描述

                  Product Descriptions

                  78系列是一種輕巧,單極,按壓后復位的過電流輔助保護器。

                  78 Series is a compact,single pole,push to reset over current supplementary protectors.
                  78系列設計簡單,精準,能夠提供安全可靠低費用的電路保護。
                  78 Series simple,exact design,can be provided a safe and low expense the circuit   protection.
                  78系列提供范圍廣泛的安培數,電流規格從3到40amp.
                  78 Series offer a wide range of amperage ratings from 3 to 40amp.
                  安規認證(Safety Approvals)
                  安規標志(Marks)UL/TUV/CQC/CSA

                  主要應用

                  Typical Application

                  馬達,電源供應器,發電機,變壓器,測試儀器,延長線,電動工具,不斷電供應器,運動器材,食物調理機。
                  Motors,power,Supplies,Generators,Transformers,Instrumentation,Power strips,Power tools,UPS,Health Equipments,Food Processor.

                  外觀尺寸圖

                  Out Dimensiongs


                  技術資料

                  Technical Datas

                  額定電流電壓(Current and Voltage Ratings)3A-40A at 125/250VAC;50VDC
                  跳脫(Calibration)100%No Trip.150%trip in one hour at+25℃
                  接觸阻抗(Contact Resistance)≤80m
                  絕緣阻抗(Insulation Resistance)≥100m 500VDC
                  絕緣耐電壓(Dielectric withstanding Voltage)1500VAC at 50/60 Hz for 60 seconds
                  電氣壽命(Electrical Life)6000 cycles full rated current
                  使用溫度范圍(Operating temperature range)-10℃to+60℃
                  使用濕度(Ambient humidity used)≤85%RH
                  可焊性(Solder ability)260℃±5℃3±1s
                  短路容量(Interrupt capacity)1000A at 125VAC&400A at 250VAC
                  重新啟動時間(Reset Time)In 60 seconds

                  環境溫度補償系數表

                  Ambient temperature Correction Factor

                  Derating

                  Factor

                  0℃

                  10℃

                  15℃

                  18℃

                  25℃

                  32℃

                  40℃

                  50℃

                  60℃

                  x1.46

                  x1.35

                  x1.14

                  x1.11

                  x1.00

                  x0.92

                  x0.82

                  x0.70

                  x0.57


                  跳脫時間及電流跳脫曲線圖@+25℃

                  Time VS.current Trip Curve @ +25℃

                  OVERLOAD

                  100%

                  150%

                  200%

                  300%

                  400%

                  500%

                  600%

                  TRIP TIMES

                  NOTRIP

                  TRIP IN 1HOUR

                  4.0-40SEC

                  1.2-12SEC

                  0.5-5 SEC

                  0.4-3 SEC

                  0.3-2 SEC



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