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Min. Order (MOQ)
20 Piece
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Country of Origin
India
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Type
Resin Cast, Indoor Potential Transformer (PT)
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Standard
IS: 3156 (Part I to IV) / IEC 61869-3
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System Voltage
11 kV
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Frequency
50 Hz ± 5%
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Accuracy Class
0.5s (for metering application)
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Protection
Secondary side fuse provided
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Insulation Level
12 kV / 28 kV / 75 kVp
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Ratio
11 kV / 110 V (√3), single-phase / three-phase (as specified)
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Connection
Star connected, secondary neutral brought out
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Burden
10 VA / 15 VA (or as specified)
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Fuse
HT HRC fuse provided on primary side
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Thermal Rating
Continuous 1.2 × rated voltage
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Construction
Epoxy Resin Cast, Vacuum castNon-hygroscopic, flame retardant
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Mounting
Indoor, base-mounted
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Terminals
Electrolytic copper with tin plating, suitable for lugs
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Creepage Distance
As per IS / IEC standards
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Ambient Temperature
–10°C to +50°C
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Service Conditions
Indoor type, suitable for tropical conditions
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Markings
As per IS: 3156 (Ratio, VA, Class, Serial No., Year, Standard)
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Routine & Type Tests
As per IS: 3156 (Insulation, Ratio, Polarity, Burden, Accuracy, etc.)
We are a leading Manufacturer, Exporter, and Supplier of high-quality Indoor Potential Transformer originating from India. Our Resin Cast transformer complies with IS: 3156 (Part I to IV) / IEC 61869-3 standards, designed for 11 kV system voltage at 50 Hz 5% frequency. With an accuracy class of 0.5s for metering applications, it offers reliable performance. Featuring secondary side fuse protection and insulation levels of 12 kV / 28 kV / 75 kVp, this transformer has a ratio of 11 kV / 110 V (3) and is star connected for efficient operation.