zettler electronics gmbh fax +49 89 800 97 200 www.zettlerelectronics.com office@zettlerelectronics.com 0 97 800 89 +49 te l. germany puchheim, d-82178 junkersstrasse 3, ACST-200 current sense transformer features ? primary current range 0.4 to 30 arms ? dielectric strength 4000 vrms ? split bobbin design for 5.5 mm or 8.0 mm creepage and clearance ? low profile (16 mm height) ? ul approved class b insulation system typical application diagram 1. all values at 20c (68f). 2. additional technical information is available at www.zettlerelectronics.com 3. specifications subject to change without notice. notes general data primary current range 0.4 to 30 arms frequency range 50 to 200 hz (sinusoidal) primary resistance dc value impedance at 50 hz max. 600 microohms typical < 1 milliohm clearance 5.5 or 8.0 mm creepage 5.5 or 8.0 mm solid insulation min. 1.5 mm dielectric strength (at sea level for 1 min.) 4000 vrms between primary and secondary ambient temperature operating storage primary current range 0.4 to 30 a -40c (-40f) to 70c (158f) primary current range 0.4 to 20 a -40c (-40f) to 85c (185f) -40c (-40f) to 105c (221f) vibration 0.062" (1.5 mm) da at 10?55 hz shock 10 g bobbin nylon 66 terminals tinned copper alloy, p.c. max. solder temp. 270c (518f) max. solder time 5 seconds weight 13 grams packing unit in pcs 48 per plastic tray / 576 per carton box acst-262 10 100 1000 10000 0,1 1 10 100 primary current (a rms ), 50 hz output voltage (mv eff ) 10 ? 20 ? 47 ? 100 ? 200 ? 470 ? 1000 ? output voltage example for acst-262 and different load resistors r l max 2011-07-20 acst consumer appliance r l output voltage to measurement/ evaluation unit vac
zettler electronics gmbh fax +49 89 800 97 200 www.zettlerelectronics.com office@zettlerelectronics.com 0 97 800 89 +49 te l. germany puchheim, d-82178 junkersstrasse 3, 2011-07-20 ACST-200 mechanical data notes: 1) ?-15? indicates 5.5 mm clearance and creepage; substitute it with ?-18? for 8.0 mm clearance and creepage. 2) the output voltage is linear in the whole range of primary current, if the chosen load resistor is not higher than value r l max . 3) measured at primary current of 10 arms, 50 hz and load resistor value r l max . 4) measured at 1 v, 100 hz, serial. electrical data part number 1) turns ratio r l max (ohms) 2) output (mv / a) 5% 3) secondary resistance (dc / ohms) 10% secondary inductance (h) 30% 4) preferred type acst-262-15 1:1500 200 123.3 236 5.2 other available versions acst-255-15 1:50 0.2 3.75 0.198 0.008 acst-256-15 1:100 1 9.7 0.8 0.025 acst-257-15 1:150 2 13.9 1.7 0.06 acst-258-15 1:200 4.7 20.0 3.2 0.12 acst-259-15 1:300 10 31.7 7.8 0.27 acst-260-15 1:500 20 37.2 21 0.72 acst-261-15 1:1000 100 91.7 81 2.4 ordering data 1a 2a 5 8 indicates polarity primary secondary (sense) bottom view bottom view acst-2xx-15 acst-2xx-18 dimensions in mm.
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