Product Details
System Voltage
1.1 kV (LT Application)
Ratio
4000/5 A, 3000/5 A, 5000/5 A, 6000/5 A
Window / Inner Diameter
52 mm
Continuous Thermal Current
1.2 × rated current
Short Time Current
As per IS: 2705 (e.g., 25 × rated current for 1 sec)
Instrument Security Factor (ISF)
≤ 5
Construction
Moulded Case, Epoxy/ABS housing, resin encapsulated
Terminals
Electrolytic copper, screw-type with protective cover
Mounting
Busbar / Cable pass-through
Insulation
Class E / Class B
Ambient Temperature
–10°C to +55°C
Service Conditions
Indoor, suitable for tropical conditions
Markings
As per IS: 2705 (Ratio, VA, Class, Serial No., Year, IS marking)
Routine & Type Tests
As per IS: 2705 (Polarity, Ratio, Burden, Accuracy, Dielectric, etc.)
We are a leading Manufacturer, Exporter, Supplier, and Trader of high-quality 3000-6000A Ring Type Moulded Case Current Transformers originating from India. These Ring Type / Window CTs adhere to IS: 2705 (Part I–IV) / IEC 61869-2 standards, designed for 1.1 kV (LT Application) system voltage. Featuring a 4000/5 A ratio, single core construction, and Class 1.0 accuracy, these CTs offer a burden of 15 VA. With a 52 mm window / inner diameter and operating at 50 Hz ± 5%, our products ensure reliable and precise current measurement for various applications.