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Product Detailed Parameters
- Description：CMA-31-250-5A-5VA-1
- Series：-
- Mfr：Weidmüller
- Package：Box
- Frequency Range：50Hz
- Type：Non-Invasive (Solid Core)
- Inductance：-
- ET (Volt-Time)：-
- Current Ratio：-
- DC Resistance (DCR)：-
- Ratings：-
- Mounting Type：DIN Rail
- Size / Dimension：2.362" L x 2.047" W (60.00mm x 52.00mm)
- Height - Seated (Max)：3.185" (80.90mm)
- Termination Style：Terminal Block
- Turns Ratio - Primary:Secondary：-
- Current Rating (Amps)：250 A
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Overview
The Weidmüller 2420940000 is a closed current transformer designed for precise measurement of load current consumption using RMS value methods. It features a primary current rating of 250 A and a maximum secondary current of 5 A. The device supports a load of 5 VA and maintains a tolerance class of 1. Operating at 50 Hz, it is engineered for DIN rail mounting to ensure stable integration within industrial electrical systems.
Feature Summary
- Closed design for accurate RMS-based current measurement
- DIN rail mounting configuration for secure installation
- Class 1 tolerance for high precision applications
Applications
- Industrial power monitoring systems
- Electrical panel current sensing
- Load consumption measurement circuits
Procurement Notes
Verify the manufacturer part number 2420940000 against official Weidmüller documentation to confirm specifications. Ensure compatibility with 50 Hz operational frequencies and 250 A primary current requirements. Check for any specific ordering suffixes that may alter technical characteristics before finalizing procurement decisions.
Selection Notes
Select this component when a closed current transformer with 250 A primary rating and 5 A secondary output is required. Consider the 5 VA load capacity and Class 1 accuracy for applications demanding precise RMS measurement. Verify DIN rail mounting compatibility and 50 Hz frequency operation suitability for the target electrical environment.
Part Context
This model belongs to the CMA series of current transformers from Weidmüller. It is specifically designated as CMA-31-250-5A-5VA-1, indicating its structural and electrical parameters. The series focuses on providing reliable current sensing solutions for industrial environments with standardized mounting and performance metrics.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Consult official Weidmüller catalogs or authorized distributors for cross-reference information regarding compatible alternatives.
