Basler Electric 1783 DC Current Transformer Coil (1200:5A Ratio)
The Basler Electric 1783 (also referenced as BE1783) is a DC current transformer coil designed for accurate current measurement and protection in DC power systems. This coil provides a 1200:5A ratio, converting primary currents up to 1200 A down to a standard 5 A secondary signal for use with meters, relays, and control devices. It is commonly used in large DC contactors, battery banks, and electrochemical processes.
Constructed with a high‑permeability core and precision winding, the 1783 offers excellent linearity and low phase error. Its robust housing and insulated leads ensure safe operation in industrial environments.
Key Features
Primary current rating: 1200 A DC
Secondary output: 5 A (nominal)
High accuracy: ±1% of reading
Low burden for minimal insertion loss
Designed for continuous duty
Compact and lightweight construction
Technical Specifications
Ratio: 1200:5; insulation class: 600 V; frequency response: DC only; operating temperature: -25°C to +70°C; mounting: panel or busbar mount; secondary terminals: screw type.
Applications
Used in DC motor drives, rectifier units, battery charging systems, and large contactor control circuits. The 1783 provides current feedback for overcurrent protection and load monitoring.
Installation and Wiring
Mount the coil around the DC busbar or cable carrying the primary current. Ensure proper orientation and secure the coil to prevent vibration. Connect the secondary leads to the measuring or protection device, observing correct polarity.
Reliability and Safety
The coil is encapsulated to resist moisture and mechanical stress. Its insulation meets industry standards for DC systems. Periodic inspection of the connections and core gap is recommended.
Why Choose the Basler 1783?
This current transformer coil offers accurate and reliable DC current sensing at a competitive price. Basler Electric’s quality assurance ensures consistent performance, making it a preferred component for DC power system designers.
In summary, the Basler Electric 1783 1200:5A DC current transformer coil is an essential tool for precise current measurement and protection in high‑current DC applications.
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