Dry type transformer with off circuit tap links and vpi

Key Attributes.

Specifications:

• Vacuum impregnated dry type distribution transformer
• 3 phase, 50 Hz. 11 kV/433V
• Off-circuit tap links to provide +5% to -10% taps in steps of 2.5%
• On load tap changer to provide +5% to 15% taps in steps of 1.25%
• Class F/H insulated
• Vector group Dyn11
• Continuous duty
• Copper wound
• HV side cable box
• LV side cable box/bus duct
• Painting as per IS/IEC standards
• Standard fittings as per IS/IEC standards
• Enclosure with cooling mesh/louvers

Features:

• Designed for 25 years of trouble free performance
• Design conforms to IS 2026/11171, IEC 76/726 and other international standards
• Low power loss and low noise
• Designed to withstand electric impulses, thermal and dynamic stresses
• Optimum utilization of active materials for compactness
• Modern manufacturing techniques ensure cost effectiveness and reliability
• Installation close to center of load and consumption thereby saving expensive LT cable and thus avoiding voltage drop and power loss
• Averts fire and prevents it from spreading

Optional accessories:

• Winding temperature scanner with alarm and trip contact
• PT-100 sensor in each limb
• Forced ventilation
• Remote tap changer control cubicle for OLTC transformers
• Neutral current transformer