400A Split Core Current Transformer – 333mV Output
Reliable Current Monitoring for Commercial and Industrial Electrical Systems
The Green Apple International GAI/CTS/1.25/400/333 is a 400-amp split-core current transformer (CT) designed for accurate AC current measurement in commercial, industrial, and energy management applications.
Featuring a low-voltage 333mV secondary output, this current transformer integrates with compatible power meters, kW meters, and data loggers for dependable electrical monitoring. Its split-core design allows installation around existing conductors without disconnecting the wiring, making it a practical solution for new installations and system upgrades.
Rated for electrical systems up to 600V AC, the GAI/CTS/1.25/400/333 delivers reliable performance with 2% full-scale accuracy.
Key Features & Benefits
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400A Primary Current Rating: Designed for monitoring electrical loads up to 400 amps.
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333mV Secondary Output: Low-voltage signal compatible with appropriately rated energy meters and data loggers.
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2% Full-Scale Accuracy: Provides consistent current measurements for general energy monitoring applications.
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Split-Core Construction: Allows convenient installation around existing electrical conductors.
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600V AC Rating: Suitable for compatible commercial and industrial electrical systems.
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1.25-Inch Window Size: Accommodates conductors that fit within the specified opening.
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Energy Monitoring Compatibility: Designed for use with compatible kW meters, power monitoring systems, and data acquisition equipment.
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Compact Design: Suitable for electrical panels, control cabinets, and energy management installations.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Green Apple International |
| Model / SKU | GAI/CTS/1.25/400/333 |
| Product Type | Split-Core Current Transformer |
| Primary Current | 400A AC |
| Secondary Output | 333mV |
| Accuracy | 2% Full Scale |
| Maximum System Voltage | 600V AC |
| Window Size | 1.25 Inches |
| Construction | Split Core |
| Application | AC Current Monitoring |
| Meter Compatibility | Compatible 333mV Input Meters |
Common Applications
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Commercial Energy Monitoring: Measure electrical current in building distribution systems.
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Industrial Power Monitoring: Track electrical loads in machinery and industrial equipment.
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Building Management Systems (BMS): Integrate with compatible monitoring and control equipment.
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Electrical Submetering: Support current measurement for tenant and facility energy monitoring.
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HVAC Energy Monitoring: Monitor electrical consumption of compatible HVAC equipment.
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Energy Auditing: Collect electrical current data for energy efficiency analysis.
Why Choose Green Apple International?
Green Apple International provides practical electrical monitoring solutions designed for commercial and industrial applications. The GAI/CTS/1.25/400/333 combines a 400A current rating, industry-standard 333mV output, and convenient split-core construction in a compact, cost-effective design.
Whether you're installing a new energy monitoring system or upgrading existing equipment, this current transformer offers a straightforward solution for measuring AC electrical current.
Monitor with Confidence. Choose Green Apple International.
Please verify conductor dimensions, meter compatibility, and electrical ratings before installation. Installation should be performed by qualified electrical personnel.
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