Download Printable Information Sheet

​Neutral Grounding Transformer

Power Magnetics supplies Neutral Grounding Transformers that offer protection from fault current damaging transformer and generator systems. Power Magnetics manufactures high and low volume specialty Neutral Grounding Transformers in a wide range of voltages and power.
The zig-zag transformer derives a neutral for grounding purpose. Neutral Grounding Transformers are used in energy and other industrial markets.

​Capabilities

• Power up to 1000 kVA
• Up to 25 kV Class / 150 kV BIL
• Three Phase Zig-Zag Transformer
• Current Transformer Metering
• Dry Construction, copper or aluminum windings
• Manufactured to meet US and International UL, CE, IEC, CSA, ANSI and IEEE 32  standards
• VPI (Vacuum – Pressure Impregnation varnish with gas-fired oven curing)
• Insulation Class 150, 180 and 220 available

​Optional

• NEMA 1 or NEMA 3R enclosed
• Thermal Switches
• Custom Terminations
• Issue of Certificate of Compliance and Test Reports
• Air Termination Chamber

​

• 12 Pulse Transformers
• Auto Transformers
• Custom Transformers
• DC Isolation Transformers
• Distribution Transformers
• Drive Isolation Transformers (DIT)
• Drive Isolation Ferro-resonant Transformers
• Electrostatic Shielded Transformers
• Filament Transformers
• Globar Transformers
• Harmonic Mitigating Transformers
• High Voltage Plate Transformers
• Impedance Matching Audio Output Transformer

​

• Marine Grade Transformers
• Modulation Transformers
• Neutral Grounding Transformers (NGT)
• Ozone Transformers
• Phase Changing Transformers (Phase Changers)
• Plate Transformers
• Rectifier (6,12,18 & 36 pulse) Transformers
• Research Transformers
• Scott Transformer (Scott-T)
• Special Transformers
• Step up and Step Down Transformers
• Tap Changing Transformers
• Zig Zag Transformers