Copper Winding 250kva 500kva 24940v/14400v Oil Power Distribution Single Phase Pad Mount Transformer
Standard
ANSI, IEEE, DOE, IEC 60076, GOST
Warranty
18 months from commissioning
Lead Time
3.5 months
TESTING
Electrical Tests
- Transformer Turns Ratio (TTR)
- Winding Resistance Test
- Polarity Test
- Excitation Current Test
- No-Load Loss Measurement
- Load Loss Measurement
- Impedance Voltage Test
Dielectric Tests
- Applied Voltage Test
- Induced Voltage Test
- Insulation Resistance Test
- Oil Dielectric Strength Test
- Lightning Impulse Test (when specified)
Mechanical & Quality Tests
- Tank Leak Test
- Pressure Test
- Weld Inspection
- Dimensional Inspection
- Nameplate Verification
Final Visual Inspection
PRODUCT FEATURES
Copper Winding Construction
- Higher mechanical strength
- Excellent conductivity
- Improved short-circuit withstand capability
- Reduced winding losses
- Long service life
Self-Protected Design
- Bayonet-mounted fuse
- Backup current-limiting fuse
- Overload protection
- Secondary fault protection
Oil-Filled ONAN Cooling
- Efficient heat dissipation
- Low operating temperature rise
- Extended insulation life
- Reliable outdoor operation
Utility-Grade Pad-Mounted Design
- Tamper-resistant dead-front construction
- Lockable cabinet doors
- Grounding provisions
- Underground distribution compatibility
- Radial-feed or loop-feed configurations
Reliability Features
- Hermetically sealed tank
- Corrosion-resistant enclosure
- Weather-resistant construction
- Low maintenance requirements