Schneider CT 200/5A, Current Transformer ,CT

The Schneider CT 200/5A is a current transformer designed for measuring AC current up to 200 Amperes and converting it to a proportional 5 Ampere current output for use with measuring instruments, protection devices, and other control equipment.

Here’s a breakdown of its typical features and benefits:

Key Features:

•  Product Model : METSECT5CC020
• Rated Primary Current (In): 200 A
• Rated Secondary Current (Is): 5 A
• Current Transformer Ratio: 200/5
• Accuracy Class: Typically available in various accuracy classes (e.g., Class 0.5, Class 1, Class 3) depending on the specific model. This indicates the level of accuracy in the current transformation.
• Burden (VA): Specified for each accuracy class, indicating the maximum apparent power the transformer can supply to the secondary circuit while maintaining its accuracy.
• Rated Operational Voltage (Ue): Usually suitable for low voltage applications, typically below 720 V AC.
• Rated Insulation Voltage (Ui): Indicates the insulation capability of the transformer.
• Rated Impulse Withstand Voltage (Uimp): Represents the transformer’s ability to withstand impulse voltages.
• Mounting: Often designed for DIN rail mounting or clip-on mounting onto cables or busbars.
• Tropicalized: Many models are tropicalized, meaning they are designed to withstand harsh environmental conditions, including high humidity and temperature variations.
• Cable Diameter Compatibility: Specifically designed for certain cable outer diameters (check the specific model datasheet).
• Safety Factor (FS): Indicates the ratio of the primary current that the transformer can withstand without exceeding its accuracy limits.
• Compact Design: Often features a compact size for easy installation in various electrical panels and enclosures.
• Insulation Class: Specifies the thermal endurance of the insulation materials used.
• Sealing: Some models may come with sealing options for tamper prevention.
• The METSECT5CC020 current transformer has a net weight of 0.175 kg. Its dimensions are: outer width 44 mm, outer height 65 mm, frame depth 30 mm, total depth 37 mm, and diameter 21 mm. The cable outer diameter it accommodates is also 21 mm. 

Typical Applications:

• Current Measurement: For ammeters, energy meters, and other measuring devices.
• Protection Relays: To provide current signals for overcurrent and fault protection.
• Control Systems: To monitor and control current in electrical circuits.
• Load Monitoring: To analyze energy consumption and load profiles.

Benefits:

• Accurate Current Measurement: Provides a reliable and proportional low-level current signal for accurate measurement.
• Safety: Isolates the measuring instruments from the high-voltage primary circuit, ensuring safety.
• Standardized Output: The 5A secondary current is a standard for many measuring and protection devices, ensuring compatibility.
• Easy Installation: Designed for convenient mounting on DIN rails or directly onto conductors.
• Reliable Operation: Schneider Electric is a reputable manufacturer known for producing reliable electrical components.
• Suitable for Various Environments: Tropicalized options ensure reliable performance in demanding conditions.