Eaton CT-SP-3135-600-5 Current Sensor - UL/CSA
Part Number: CT-SP-3135-600-5
Quick Summary
The Eaton 5A split core current sensor enables accurate monitoring of high-current circuits in industrial panels and metering systems. Designed for retrofit and new installations alike, it reduces wiring disruption while delivering reliable measurements. With CSA Certified and UL Recognized certifications, this CT-SP device meets essential safety and compliance standards for control panels and energy management. This solution supports robust energy visibility, enabling precise load profiling and demand-response initiatives, while aligning with modern automation strategies and power-monitoring architectures in industrial facilities. By integrating this sensor, engineers can simplify commissioning, improve data quality, and drive measurable efficiency gains across the plant.
Product Information
Extended Description
CT-SP-3135-600-5 Eaton: Split Core CT 600A, .6% ACCY, 3.10 x 3.50 inch window
Product Name
Eaton 5A split core current sensor
Catalog Number
CT-SP-3135-600-5
UPC
786689884918
Product Length/Depth
7 in
Product Height
1.25 in
Product Width
6.1 in
Product Weight
1.5 lb
Certifications
CSA Certified UL Recognized
Amperage Rating
600A
Quantity
1
Current transformer type
Split Core
Application current (primary rating)
600A
Output Current (Secondary)
5A
Power Systems Experience Center Tour – Metering Focus
5A split core current transformers (CT-SP) technical data
5A split core current transformers (CT-SP) technical data
Feature → Business Impact → Application: The CT-SP-3135-600-5 uses a 600A primary rating with a 5A secondary output, delivering accurate measurement without extensive rewiring, which reduces installation time and field risk in retrofit projects. This directly improves project ROI by speeding up metering upgrades in existing panels and enabling reliable energy tracking across manufacturing lines. Feature → Business Impact → Application: Split-core design allows opening and clamping around conductors without disconnecting power, minimizing downtime and enabling rapid retrofits in critical environments such as data centers, assembly lines, and distribution panels. This supports ongoing maintenance windows and improves safety by eliminating the need to fully re-terminate large feeders. Feature → Business Impact → Application: 0.6% accuracy and CSA UL certifications provide regulatory confidence and measurement integrity for billing-grade metering and energy-usage analytics, helping facilities meet internal targets and external compliance requirements. Feature → Business Impact → Application: The compact 7 in x 6.1 in x 1.25 in footprint fits standard panel cavities, reducing enclosure changes and enabling easy integration with existing power management software and metering interfaces for enhanced visibility. Feature → Business Impact → Application: Standard 5A secondary current output aligns with common meters and control devices, reducing the need for specialized instrumentation and lowering total cost of ownership while ensuring compatibility with Eaton and third-party energy-management ecosystems. Feature → Business Impact → Application: The rugged construction and documented certifications support continuous operation in industrial environments, improving reliability and reducing maintenance intervals, which translates to lower lifecycle costs and improved safety compliance across critical loads.
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FAQs
The CT-SP-3135-600-5 uses a split-core design that clamps around the conductor without disconnecting power. Verify window clearance (3.10 x 3.50 in), route the primary conductor through the sensor, and connect the 5A secondary to the metering or input module. Ensure proper orientation and secure mounting to maintain accuracy and minimize phase-related drift.
This device supports a 600A primary rating with a 5A secondary output and delivers approximately 0.6% accuracy. It is a split-core current transformer designed for rapid retrofits in panels and metering circuits, enabling precise energy measurements without significant installation impedance. The 7 in x 6.1 in x 1.25 in form factor helps fit standard enclosures.
Yes. The CT-SP-3135-600-5 is ideal for metering, energy management, and load profiling in industrial automation. Its 5A secondary output is compatible with common meters and control inputs, while the 600A primary supports high-current circuits. It also enhances energy analytics, billable load calculation, and demand-response programs across manufacturing and distribution facilities.
The sensor is CSA Certified and UL Recognized, ensuring compliance with safety and electrical standards for controls and metering applications. These certifications support reliable integration into regulated environments and help satisfy device-level requirements for panels, switchgear, and energy-management systems.
The split-core design reduces installation downtime and eliminates the need for full circuit disconnections, strengthening workforce efficiency and safety. Its durable construction and standard 5A secondary output deliver long-term reliability, improving data quality for energy analytics and reducing total cost of ownership through quicker upgrades and clearer payback from energy savings.