Three-phase current transformer, Features
● Low cost
● More than 10 standard size
● Chassis mounting pattern
● Application for current monitor of AC motor, illumination device, air compressor. And HVAC temperature control, electrical energy manage,building control system. Current measurement, monitoring and protection for circuitry and equipment.
● Exterior Material:PBT or ABS Resin UL flame，retardant rating 94-V0
● Interior Insulation: Epoxy Encapsulated
● Isolation Voltage: 2500 Vrms for 1 minute.
● Dielectric Resistance: 1000M Ohms @ 500 Vdc
● Surge Withstand:5000V（1.2/50μs standard shock wave）
● Rated Load Resistance:100K Ohms
● Accuracy Class:as defined in IEC 60044-1
● Operating Temperature:-25 to +55℃,-40 to +85℃ optional
● Frequency:50 to 400 Hz
● RoHS compliant
ZMCT309 series Current Transformer
High accuracy, good consistency, for motor protection
Front view Lateral view
The main technical parameters：
Rated input current
Rated output voltage
Phase angle error
Note: This series of products is mainly used for the detection of high-current; high-current products of different specifications can be made according to customer requirements.