DC Current transducer DK-B020/420 IPN = 50 .. 400 A A split core transducer for the electronic measurement DC current, with galvanic isolation between the primary (High power) and the secondary circuits (Electronic circuit) with current output. Electrical data Features Primary Nominal Current IPN (A.t) 50,75,100 100,150,200 150,225,300 200,300,400 50,75,100 100,150,200 150,225,300 200,300,400 Analogue Output Signal IOUT (mA) 0-20 0-20 0-20 0-20 4-20 4-20 4-20 4-20 Vc RL Supply voltage Load resistance (max) Vb Vd f Ic 1) 20-50 V DC Types DK 100 B020 DK 200 B020 DK 300 B020 DK 400 B020 DK 100 B420 DK 200 B420 DK 300 B420 DK 400 B420 RoHS Date Code MAY 2006 planned planned planned planned MAY 2006 planned planned 22-38 650 max. V AC Ω Rated voltage (CAT III, PD2) Isolation voltage 150 3000 V AC V Frequency Current consumption (max) DC 100 Accuracy @ IPN, TA=25°C DK 300 BXX DK 400 BXX εL tr Linearity error Response time @ 90% of IPN Ambient operating temperature (0-95% RH) TS Ambient storage temperature m Mass IPXX Protection type Safety EMC • Jumper selectable ranges • Panel mounting • Extended measuring range Advantages • Large aperture • High isolation between primary and secondary circuits • Easy to mount • No insertion losses Applications ±1 % ± 1.5 ±2 % % ± 0.75 < 100 % mS General data TA • Split core box • Current output mA Accuracy - Dynamic performance data X • DC Measurement - 20 .. + 50 °C - 20 .. + 85 120 IP 20 IEC 61010-1 EN 61326 2) °C g • Battery Banks - Monitors load current - Monitors charging current - Verifies operation • Transportation Measures traction power or auxiliary loads • Electric Heating Elements Faster response than temperature sensors Options on request • DIN mounting Notes : 1) 2) For 0-20 mA and 4-20 mA outputs models, no saturation outputs up to 23 mA For IEC 61000-4-3, IEC 61000-4-6 and IEC 61000-4-4 Criterion B : temporary impairment to operational behavior. Application domain • Industrial. Remark : Temperature of the primary conductor should not exceed 60°C. 060616/11 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. LEM Components page 1/2 www.lem.com Dimensions DK-B020/420 (unit : mm, 1 mm = 0.0394 inch) 57.2 13 21.7 61 3.2 13 30 21.7 89.7 61 4.5 77.3 Mechanical characteristics Standard output • General tolerance • Primary aperture ± 1 mm 21.7 mm sq. • Panel mounting Distance between holes 2 holes ∅ 4.5 mm 77.3 mm output in % 100 Connections • 2 x UNC8 Cylindric Head 20-50 VDC 22-38 22-26 VAC - IP + IP 650 Ω max. - dead front captive screw terminals - 12-22AWG solid or stranded 060616/11 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. LEM page 2/2 www.lem.com