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855-405/750-509 is listed in the Current Sense Transformers range at ChipApex. The manufacturer field lists WAGO Corporation. Its product description is CURR SENSE XFMR 750A CHAS MNT. Review the specifications below when checking this part for your BOM.
Current Sense Transformers specifications for 855-405/750-509
- Description：CURR SENSE XFMR 750A CHAS MNT
- Series：-
- Mfr：WAGO Corporation
- Package：Box
- Frequency Range：50Hz ~ 60Hz
- Type：Non-Invasive (Solid Core)
- Inductance：-
- ET (Volt-Time)：-
- Current Ratio：-
- DC Resistance (DCR)：-
- Ratings：-
- Mounting Type：Chassis Mount
- Size / Dimension：2.756" L x 1.378" W (70.00mm x 35.00mm)
- Height - Seated (Max)：3.589" (91.15mm)
- Termination Style：Terminal Block
- Turns Ratio - Primary:Secondary：-
- Current Rating (Amps)：750 A
Current Sense Transformers datasheet and documents for 855-405/750-509
Current Sense Transformers Overview
The WAGO 855-405/750-509 is a plug-in current transformer designed for electrical measurement applications. It features a primary rated current of 750 A and a secondary rated current of 5 A, providing a transformation ratio of 750:5. The device operates at frequencies of 50 Hz or 60 Hz with a rated power of 5 VA. It meets accuracy class 0.5 standards and utilizes a chassis mount configuration.
Current Sense Transformers Feature Summary
- Pluggable design for easy installation and maintenance
- High primary current capacity of 750 A
- Accuracy class 0.5 for precise measurement
- Compatible with standard 32 mm busbars
Current Sense Transformers Applications
- Energy metering systems requiring transformer connection
- Industrial power monitoring and control panels
- Electrical distribution networks with high current loads
Current Sense Transformers Procurement Notes
Verify the complete part number including the suffix to ensure correct specifications. Confirm compatibility with existing busbar dimensions and meter input requirements. Check for updated conformity assessments or regional certifications before procurement.
Current Sense Transformers Selection Notes
Select this model when measuring currents up to 750 A in AC systems. Ensure the connected meter supports 5 A secondary inputs. Verify that the operating frequency matches the system's 50 Hz or 60 Hz requirement. Consider the physical space available for chassis mounting.
Current Sense Transformers Part Context
This component belongs to the WAGO 855 Series of plug-in current transformers. It is specifically engineered for integration with WAGO energy meters and other measurement devices. The series offers various ratios and accuracies for different industrial applications.
Current Sense Transformers Replacement Considerations
Direct substitutes must match the 750:5 ratio, 5 VA burden, and class 0.5 accuracy. Verify physical dimensions for 32 mm busbar compatibility. Alternative models from the same manufacturer may offer different accuracy classes or mounting styles.
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