The Micro-40 is a 40amp "donut" style current transformer. Since it is a closed-core device, the conductor of the load to be measured must be disconnected from the (de-energized) source in order to thread the conductor through the center.
||40A Max continuous primary current
||26.23mA @ 40A Primary
||3% (Typically 1% on average)
||1.5m Lead Pair, 300V UL1007
|Dielectric Withstanding Voltage (Hi-pot):
ID: 6.7mm (0.26")
OD: 17mm (0.67")
Depth: 7.7mm (0.3")
Chart from batch measurement displaying range of samples.