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AC Current transducer AK-B420L
A Split Core transducer for the electronic measurement AC sinusoidal waveforms current, with galvanic isolation between the primary (High power) and the secondary circuits (Electronic circuit). Jumper selectable ranges and 4-20mA current output.
IPN = 2 .. 200A
Electrical data
Primary Nominal Current IPN (A.t.RMS) 2,5 10,20,50 100,150,200 Vc RL Vb Vd f Analogue Output Signal1) IOUT (mA) 4-20 4-20 4-20 Type RoHS Date Code JULY 2006 MAY 2006 planned V DC VAC kV AC Hz
Features
• AC sinusoïdal measurement • Average responding • Split core box AK 5 B420L AK 50 B420L AK 200 B420L 24 • Current output • Loop powered transducers • Panel mounting • Jumper selectable ranges
Supply voltage (Loop powered)
Load resistance see power supply diagram Rated voltage (CAT III, PD2) 150 RMS Isolation voltage test, 50 Hz, 1mn 3 Frequency bandwith 20-100
Advantages
• Large aperture • High isolation between primary and secondary circuits • Easy to mount
Accuracy - Dynamic performance data
X tr Accuracy @ IPN, TA=25°C Response time @ 90% of IPN ±1 < 300 % mS
Applications
• Automation systems Analog current reading for remote monitoring (e.g. motor). • Data loggers Self-powered transducer does not drain data logger batteries. • Panel meters Simple connection displays power consumption.
General data
TA TS m Ambient operating temperature (0-95% RH) Ambient storage temperature Mass Safety EMC -20..+50 -20..+85 120 IEC 61010-1 EN 61326 °C °C g
Options on request
Note :
1)
For 4-20mA output model, no saturation output up to 25mA.
• DIN mounting
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
060816/7
Page 1/2
LEM
www .lem.com
Dimensions
AK-B420L
(unit : mm, 1mm = 0.0394 inch)
Mechanical characteristics
• General tolerance • Primary aperture • Panel mounting Distance between holes ± 1 mm 21.7 mm sq. 2 holes ∅ 4.5mm 77.3 mm 25 20 15 10
Power Supply diagram
Connections
• 2 x UNC8 Cylindric Head
5
Remark
• Temperature of the primary conductor should not exceed 60°C.
060816/7
LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.
Page 2/2
LEM
www .lem.com
.