The Secure MCT74-30(45) (A7-020052EA110S2) is a Low Voltage Current Transformer (CT) designed for high-accuracy current measurement in energy metering, power monitoring, and industrial automation applications. Built with Accuracy Class 0.2S, it delivers exceptional precision for revenue-grade metering and critical monitoring systems. Its compact ring-type design allows easy installation on busbars and cables, while the flame-retardant polycarbonate housing ensures durability and electrical safety. Suitable for use with energy meters, multifunction meters, ammeters, and protection relays, the CT complies with IEC 61869-1 & IEC 61869-2 standards.
| Parameter | Details |
|---|---|
| Brand | Secure |
| Product Model | MCT74-30(45) |
| Model Number | A7-020052EA110S2 |
| Product Type | Low Voltage Current Transformer (CT) |
| Accuracy Class | Class 0.2S |
| Frequency | 50/60 Hz |
| System Voltage | Up to 720 V AC |
| Rated Insulation Level | 4 kV AC for 1 Minute |
| Secondary Current | 5 A / 1 A |
| Window Size | 74 × 30 mm (Approx.) |
| Housing Material | Flame Retardant Polycarbonate (UL 94 V-0) |
| Protection Class | IP20 |
| Mounting Type | Busbar, Cable, or Panel Mounting |
| Terminal Type | Dual M4 Screw Terminals |
| Applicable Standards | IEC 61869-1, IEC 61869-2, IS 16227 |
| Applications | Revenue Metering, Energy Monitoring, Switchgear, Distribution Panels, Control Panels, Industrial Automation |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -25°C to +70°C |
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