4.9 Based on 1181 reviews 
Description
3 Phase Current Transformer with RJ45 Output – 125A/330mV 25mm
Hager EC12125CT
The Hager EC12125CT is a precision-engineered 3-phase current transformer designed for 125A primary current measurement. With a 330mV output and RJ45 connectivity, it offers seamless integration with energy monitoring systems. Its compact 25mm aperture and compliance with IEC/EN standards ensure accurate and reliable operation in industrial and commercial environments.
Key Features of Hager EC12125CT 3 Phase Current Transformer
- 125A Primary Rating: Ideal for monitoring 3-phase systems with up to 125A load capacity.
- 330mV Output Signal: RJ45 connectivity ensures compatibility with modern energy management systems.
- Class 1 Accuracy: Meets IEC/EN60044-8 and IEC/EN61869-2 standards for precise current measurement.
- Wide Frequency Range: Operates efficiently 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
- Durable Construction: Made with self-extinguishing polycarbonate housing rated at IP40 for reliability and safety.
- High Insulation Level: 3kV r.m.s. at 50Hz for 1 minute ensures electrical safety.
- Environmental Resilience: Designed to operate in temperatures from -25°C to 40°C and store between -40°C and 85°C.
- Compact Aperture: 25mm diameter for easy installation in tight spaces.
Technical Specifications
Electrical Characteristics:
- Primary Current: 125A
- 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 EC12125CT is ideal for:
- Industrial: Monitor energy usage in factories, warehouses, and production lines.
- Commercial: Track power consumption in retail spaces, offices, and data centers.
- Utilities: Provide precise current measurements for energy monitoring in public infrastructure systems.
Why Choose the Hager EC12125CT?
The Hager EC12125CT delivers high accuracy, robust design, and seamless integration with energy management systems through its RJ45 connectivity. Its compact 25mm aperture ensures installation flexibility, while compliance with IEC/EN standards guarantees reliable and safe operation across a variety of demanding applications.
