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Model: Ring type CT’s accuracy class 0.5s , - B4-012556CA110S2

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Best Price (Excl. GST):
1,010 / nos MRP: ₹2,105 / nos
GST (18%): 182
Total Price (Incl. GST): ₹1,192
You Save: ₹1,095 (52%)
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Product Description

The Model: Ring Type CT – B4-012556CA110S2 is a high-performance Ring Type Current Transformer (CT) designed for accurate current measurement and dependable electrical protection in modern power distribution systems. Engineered for industrial, commercial, and infrastructure applications, this CT ensures stable performance, operational safety, and long-term durability under demanding working conditions.

This current transformer features a solid-core ring design, allowing easy and efficient installation around conductors or busbars without disconnecting the circuit. This installation-friendly design minimizes downtime and simplifies maintenance, making it an excellent choice for both new electrical installations and retrofit applications in switchgear panels and distribution systems.

Manufactured using high-permeability silicon steel core material, the B4-012556CA110S2 delivers excellent magnetic efficiency with low hysteresis and eddy current losses. This ensures precise current transformation and stable output across varying electrical loads. The CT maintains high accuracy for both metering and protection applications, making it ideal for energy monitoring and reliable system safety.

The transformer is enclosed in a durable, flame-retardant housing that offers excellent resistance against dust, moisture, and temperature fluctuations. This rugged construction ensures dependable performance and long operational life even in harsh industrial environments. Its high dielectric insulation further enhances electrical safety and protects against voltage stress.

Designed for seamless integration with energy meters, protective relays, and monitoring systems, this ring type CT plays a critical role in load monitoring, energy management, and fault detection. It helps optimize energy efficiency and ensures system protection by identifying overload conditions and abnormal current flow before they cause equipment damage.

The B4-012556CA110S2 is designed for continuous operation with minimal maintenance requirements, making it a cost-effective and reliable solution for engineers, contractors, OEM manufacturers, and panel builders.


🔹 Key Features

  • High accuracy current sensing for precise measurement
  • Solid ring type design for quick and easy installation
  • Compact and lightweight construction
  • Low core losses for enhanced energy efficiency
  • Flame-retardant housing for improved safety
  • Excellent insulation and thermal stability
  • Stable performance under varying load conditions
  • Long operational life with maintenance-free performance

Technical Specifications

  • Model Number: B4-012556CA110S2
  • Type: Ring Type Current Transformer
  • Rated Primary Current: 12A
  • Secondary Current: 5A / 1A (configurable)
  • Window Size: 12 mm (approx.)
  • Accuracy Class: Class 0.5 / Class 1.0
  • Rated Burden: 5 VA / 10 VA
  • Frequency: 50/60 Hz
  • Insulation Level: High dielectric strength insulation
  • Operating Temperature: -10°C to +55°C
  • Mounting Type: Cable / Busbar mounting
  • Core Material: High permeability silicon steel
  • Housing: Flame-retardant plastic
  • Application: Metering and protection systems

🔹 Applications

The Ring Type CT – B4-012556CA110S2 is widely used in electrical panels, switchgear systems, commercial buildings, and industrial power distribution networks where accurate current measurement is essential.

In industrial environments, it supports load monitoring, energy optimization, and equipment protection. In commercial applications, it ensures accurate billing and efficient power management. It is also suitable for renewable energy systems such as solar power installations, where precise current sensing is critical for monitoring performance and improving operational efficiency.

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