Chi tiết biến dòng KBU
Chức năng: Biến dòng đo lường
Mã sản phẩm: KBU
Hãng: Lightstar
Hướng dẫn chọn mã
KBC Series , KB Series
KBD Series
KBF Series
KBJ Series
KBK Series , KBY Series , KBT Series
KBM Series
KBO Series, KBV Series, KBG Series , KBL Series
Hướng dẫn chọn mã chi tiết
Thông số kỹ thuật
KBJ Series, KBD Series , KBM Series , KBF Series
Secondary current Overcurrent strength Maximum voltage Withstand voltage Frequency 5A OR 1A 40times 1.15kV 4.0 kV / 1 min 50/60HzKBF Series
Classification Secondary current Overcurrent strength Maximum voltage Withstand voltage Rated frequency Contents 5A or 1A 40In 1.15kV 4 kV / 1 min 50/60Hz Remarks Secondary output 1A can be ordered for 1000A over only Use For Measure (1.0 CL, MCT) For OCR(PCT) Burden 5VA 5VA 40VA 2,5VA 5VA Primary current 200~400A 500~750A 800~2000A 250~600A 750~1000AKBC Series
Maximum voltage e Overcurrent strenght Withstand voltage Frequency Body material Weight 1.15kV 40Times 4.0 kV / 1 min 50/60Hz Flame retardant case and polyester flame retardant resin filling KBC-03(1100g) KBC-06(1800g)KBK-08 Series
Double ratio Single ratio Primary current Contact section Conductive section Primary current Contact section Conductive section 150~75A 300~150A 400~200A 500~250A 180㎟ 280㎟ 150A 250A 400A 200A 300A 500A 180㎟ 280㎟ 1000~600A 940㎟ 1120㎟ 750A 1000A 600A 800A 940㎟ 1120㎟ Secondary current Maximum voltage Rating burden Polarity Body material Rated frequency Class Rated overcurrent strength Weight 5A 230V (1150V) 15VA (PF 0.8) Subtractive polarity Flame retardant ABS Resin 50/60Hz 0.5W 40In 2.5kgKBK Series
Maximum voltage Overcurrent strenght Withstand voltage Frequency Body material Weight 1.15kV 40Times 4.0 kV / 1 min 50/60Hz Flame retardant case and polyester flame retardant resin filling KS C 1706,IEC 60044-1KBA-30 Series
Current range Rated output voltage Withstand voltage Secondary wire specification Outer case material Temperature range 30A~4000A(Linearity±1%) 4000A/2.26V[0.6mV/A] External connection resistance(at 6kΩ) Conductive part and mounting -2.5 kV 1 minute Secondary shielded wire [2x0.5㎟]1.5m Flame retardant case Internal : unsaturated polyester resin molding -25℃~+55℃KBN Series
Insulation resistance over 10MΩ Rated Voltage 380V Discharging capacity 100kVA Circuit 3 phase Operating voltage 1.1Vn(Average) Withstand voltage 2 kV / 1 min , 2Vn/120Hz 60sec Temperature rise 50degKB Series
Type Burden Class Weight Body material KBQ 50VA 1.0 2.0kg Flame retardant case KBR 50VA 1.0 3.5kg Flame retardant case and polyester flame retardant resin filling 5.0kg KBS 15VA 3.0 1.2kg Specification Frequency 60Hz(Standard), 50Hz(order) Overvoltage factor 1.1 Vn Continuous/1.9Vn 30s Induced withstand voltage 120HZ, 2 times of rated voltage 1 min Rated fuse500V, 2A
KBT Series
Class Rated burden Rated voltage Rated frequency Overvoltage factor Instantaneous rating Withstand voltage Induced withstand voltage Rated fuse Body material 1.0 Follow the configuration Follow voltage classification 60 Hz (Standard), 50 Hz (order) 1.1 Vn Continuous 1.9Vn 30s 3 kV / 1 min 120HZ, 2 times of rated voltage 1 min 500V, 2A Flame retardant caseKBO Series
Class 1.0 Rated burden 3P4W, 50VA(17VA X 3) 3P3W, 50VA(25VA X 2) Rated voltage Follow voltage classification Rated frequency 60 Hz (basic), 50 Hz (order) Overvoltage factor 1.1 Vn Continuous/1.9Vn 30s Withstand voltage 3 kV / 1 min Induced withstand voltage 120HZ, 2 times of rated voltage 1 min Rated fuse 500V, 2A Body material F Flame retardant case and polyester flame retardant resin fillingKBV Series
Class 1.0% Insulation resistance More than 10㏁ (Terminal and exterior box) Operating temperature -10~55℃ Withstand voltage AC 2kV/1min (Terminal and exterior box) Operating humidity 20~80% Weight 160g(LTy)KBG Series
Primary voltage Secondary voltage Tertiary voltage Burden Class Freq. Over Voltage Factor 220/√3V ~ 750/√3V 110/√3V or 190/√3V 110/3V or 190/3V secondary 50VA Tertiary 100VA (1min) KS C 1706 1.0 IEC 60044-2 1.0/3P JEC 1201 1P/3G Standard 60Hz Option 50Hz 1.1Vn Continuous/ 1.9Vn 30sKBL Series
KBY Series
Ứng dụng
Trong tủ điện biến dòng đo lường là thiết bị được dùng trong việc đo lường dòng điện xoay chiều ở mức lớn, biến dòng sẽ được mắc nối tiếp với dây dẫn mang dòng điện và ampe kế sẽ được nối với đầu thứ cấp của biến dòng
