... CR and Crest Factor mode 3250A Series AC/DC Electronic LoadFeature Voltage, Current Watt and VA displayCC ... -0.85Threshold Upper/Lower limit capabilityProtections against V, I, W, and °C.Dual 4 1/2 ... , Square, Step waveDescription The 3250 series AC&DC Load Module is suitable for Sine, Square, ... Series are suitable for AC/DC, DC/DC, DC/AC testing, UPS output loading test, DC, 40~70Hz Power Transformer, ...