Description
3 Phase Current Transformer with RJ45 Output – 250A/330mV 45mm
Hager EC40250CT
The Hager EC40250CT is a robust 3-phase current transformer designed for monitoring systems with up to 250A primary current. Its 330mV output via RJ45 ensures seamless integration with energy management systems, while the larger 45mm aperture allows flexibility for various installation needs. Built to IEC/EN standards, it offers precision, safety, and durability for industrial and commercial applications.
Key Features of Hager EC40250CT 3 Phase Current Transformer
- 250A Primary Rating: Suitable for 3-phase systems with up to 250A load capacity.
- 330mV Output Signal: Ensures compatibility with advanced energy monitoring systems using RJ45 connectivity.
- Class 1 Accuracy: Certified to IEC/EN60044-8 and IEC/EN61869-2 standards for precise current measurement.
- Wide Frequency Range: Operates effectively between 47Hz and 63Hz.
- Thermal and Dynamic Current Ratings:
- Continuous Overcurrent: 1.2x rated current
- Short-Time Thermal Current (Ith): <60x rated current for 1 second
- Dynamic Current (Idyn): 2.5x Ith
- High Insulation Level: Rated at 3kV r.m.s., 50Hz for 1 minute, ensuring safety in demanding environments.
- 45mm Aperture: Accommodates larger cables and facilitates flexible installation.
- Durable Construction: Made with self-extinguishing polycarbonate housing rated IP40 for long-lasting reliability.
- Environmental Resilience: Operates in temperatures from -25°C to 40°C and stores safely between -40°C and 85°C.
Technical Specifications
Electrical Characteristics:
- Primary Current: 250A
- Output: 330mV
- Accuracy Class: Class 1
- Frequency Range: 47-63Hz
- Highest Voltage (Um): 0.72kV r.m.s.
- Continuous Overcurrent: 1.2x rated current
- Short-Time Thermal Current (Ith): <60x rated current for 1 second
- Dynamic Current (Idyn): 2.5x Ith
Insulation and Safety:
- Rated Secondary Burden: >5kΩ
- Insulation Level: 3kV r.m.s., 50Hz, 1 minute
Environmental Conditions:
- Operating Temperature: -25°C to 40°C
- Storage Temperature: -40°C to 85°C
- Relative Humidity: ≤85% (Non-condensing)
- Altitude: ≤2000m
Physical Characteristics:
- Housing Material: Self-extinguishing polycarbonate
- Housing IP Rating: IP40
- Terminal IP Rating: IP20
Compliance:
- Certifications: CE, RoHS
Applications
The Hager EC40250CT is ideal for:
- Industrial: Monitor high-demand energy systems in factories, production facilities, and warehouses.
- Commercial: Track power consumption in retail outlets, offices, and multi-tenant buildings.
- Utilities: Ensure precise current measurements for energy monitoring in public infrastructure setups.
Why Choose the Hager EC40250CT?
The Hager EC40250CT combines advanced performance, reliability, and ease of installation with its larger 45mm aperture and RJ45 connectivity. Compliance with IEC/EN standards ensures safety and accuracy, making it a trusted solution for demanding energy monitoring applications.
