Current Sense / Low Frequency Transformers C S E 1 8 7 L Description: Triad’s low frequency current sense transformers are designed to monitor current from 0.1 to 30 amperes at frequencies from 50 Hz to 400 Hz. This product is also available in potted coil construction as CSE187L-P. Electrical Specifications at 25º C: Turns ratio: Primary to sense 1: 500 Suggested burden resistor: 60Ω for 110mV/A Primary DCR: 250 micro ohms maximum Sense DCR: 21 ohms maximum Operating Temperature: -40°C to 105°C Storage Temperature: -50°C to 125°C Maximum input: 30Arms, 0-240VAC circuit Maximum output voltage: 4.0Vrms. Burden resistor value must be selected .710 to not exceed this voltage. MAX Response Curve: (.125 - .200) .080 DIA+/-.003 .025 SQ .40 2 PLCS 4 PLCS ±0.015 0.85 MAX 8 1A 1 0.600 0.37 0.86 MAX ±0.005 ±0.015 4 5 0.11 2A .72 ±0.015 1A 8 Construction: .100 DIA. These transformers are provided with Recognized Component electrical insulation system (OBJY2), Class 130 (B), designated “B3”. Products are .37 .600 designed, built and 100% tested for a hi-pot of 2500V, winding to winding and 1250V, winding to core. 5 2A .12 Agency Files: UL file E50476 – Electrical Insulation Systems, Class “B3”, 130C UL file E205349 – Component, Instrument Transformer (XODW2) 2A 8 RoHS Compliance: As of manufacturing date February 2005, all standard products meet the requirements of 2011/65/EU, known as the RoHS initiative. 1A 5 *Upon printing, this document is considered “uncontrolled”. Please contact Triad Magnetics website for the most current version. For soldering and washing information please see http://www.triadmagnetics.com/faq.html SCHEMATIC 460 Harley Knox Blvd. web:www.TriadMagnetics.com Phone 951-277-0757 Perris, California 92571 Publish Date: June 8, 2016 Fax 951-277-2757

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