Instrument Transformers 300:5A Transformer 350-301
The Instrument Transformers 350-301 is a high-precision current transformer designed for accurate current measurement and monitoring in electrical systems. With a primary to secondary current ratio of 300:5A, it effectively scales down high current levels to a manageable 5A output, suitable for metering and protective relay applications.
Key Features
- Current Ratio: 300:5A
- Frequency Range: 50-400 Hz
- Voltage Rating: 600V insulation class
- Accuracy Class: 0.3 B0.9 C20
- Thermal Rating: Ith = 35xIp
- Window Size: 1.25-inch diameter
Applications
The 350-301 current transformer is ideal for:
- Power metering and monitoring
- Protective relay systems
- Industrial automation
- Energy management systems
Design and Construction
Constructed with a robust design, the 350-301 ensures durability and reliability in various operating environments. Its compact form factor allows for easy integration into existing systems without requiring significant space.
Installation and Compatibility
Featuring a 1.25-inch diameter window, the transformer accommodates conductors up to this size, facilitating straightforward installation. It is compatible with standard metering equipment and protective devices, ensuring seamless integration into electrical networks.
Safety and Compliance
Engineered to meet industry standards, the 350-301 provides safe and accurate current measurement, contributing to the overall safety and efficiency of electrical systems.
For more detailed specifications and availability, please refer to the manufacturer’s documentation or contact authorized distributors.




















