công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
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LDT481 bảng dữ liệu(PDF) 2 Page - Bel Fuse Inc. |
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LDT481 bảng dữ liệu(HTML) 2 Page - Bel Fuse Inc. |
2 / 4 page 2 LDT481 Series tech.support@psbel.com LDT481-12 400 - 500 VAC / 520 - 725 VDC 3 12 VDC 40 A LDT481-24 400 - 500 VAC / 520 - 725 VDC 3 24 VDC 20 A LDT481-48 400 - 500 VAC / 520 - 725 VDC 3 48 VDC 10 A LDT481-72 400 - 500 VAC / 520 - 725 VDC 3 72 VDC 6.7 A Technical parameters are typical, measured in laboratory environment at 25°C and 400 VAC / 50 Hz, at nominal values, after minimum 5 minutes of operation. Input AC Voltage Range1 Rated, three phase (UL certified) Operating 400 – 500 VAC 340 – 550 VAC Input DC Voltage Range 520 – 725 VDC Input Frequency 47 - 63 Hz Input AC Current Vin = 400 VAC 1.3 A Vin = 500 VAC 1.1 A Input DC Current Vin = 520 VAC 1.2 A Vin = 725 VAC 0.9 A Inrush Peak Current ≤ 50 A Touch (Leakage) Current ≤ 0.15 mA Internal Protection Fuse None, external fuse must be provided Recommended External Protection It is strongly recommended to provide external surge arresters (SPD) according to local regulations Fuse 3x 10 AT or 3x MCB 10 A C curve 1 In case of 2 phase operation, reduce the output load to 50% of the nominal value. Output Power 480 W Rated Voltage (Adjustable Voltage Range) LDT481-12 LDT481-24 LDT481-48 LDT481-72 12 VDC (12 – 15 VDC) 24 VDC (23 – 28 VDC) 48 VDC (45 – 55 VDC) 72 VDC (72 – 85 VDC) Continuous Current LDT481-12 LDT481-24 LDT481-48 LDT481-72 40 A 20 A 10 A 6.7 A Overload Limit (Constant Current Mode) LDT481-12 LDT481-24 LDT481-48 LDT481-72 44 A 22 A 11 A 7.5 A Overload Limit (Hiccup Mode) (max. 5s) LDT481-12 LDT481-24 LDT481-48 LDT481-72 60 A 30 A 15 A 10 A Load Regulation LDT481-12 LDT481-24 LDT481-48 / LDT481-72 ≤ 2.5% ≤ 1.0% ≤ 0.5% Ripple & Noise2 LDT481-12 LDT481-24 / LDT481-48 / LDT481-72 ≤ 150 mVpp ≤ 100 mVpp Hold up Time ≥ 20 ms |
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Mô tả tương tự - LDT481 |
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