Neutral Grounding Resistors

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Neutral Grounding Resistors Specification

Feature
Corrosion Resistant, High Mechanical Strength

Power Factor
0.95

Shape
Rectangular

Efficiency
> 98%

Mounting Type
Floor Mounting

Overheating Protection
Thermal Sensing Element

Surface Finish
Powder Coated

Insulation Material
Ceramic / Porcelain

IP Rating
IP55

Product Type
Neutral Grounding Resistor

Application
Electrical System Protection

Protection Level
High (up to IP55)

Frequency (MHz)
50/60 Hz

Rated Voltage
415 V / 6.6 kV / 11 kV

Energy Consumption
Low

Output Type
Resistive

Color
Grey

Dimension (L*W*H)
1020 mm x 430 mm x 550 mm

Weight
32 kg

Input Voltage
415 V AC / 6.6 kV / 11 kV

Size
Customized as per requirement

Phase
Three Phase

Material
Stainless Steel Grid / Alloy Steel

No Of Poles
3

About Neutral Grounding Resistors

Neutral Grounding Resistors

Relying on our wide experience and skills in this field, we are noted as one of the most prestigious manufacturers and suppliers of Neutral Grounding Resistors. These resistors are widely used in various industrial distribution systems. Manufactured from corrosion resistant materials, this resistor restricts ground fault current of the distribution system. Highly reliable, durable and dependable range of Neutral Grounding Resistors is offered by us at market leading prices. Our entire range is closely tested and verified on various industrial parameters to ensure that we offer a faultless range of resistors to our clients.

Resilient Design for Harsh Environments

Constructed from high-grade stainless steel or alloy steel, our Neutral Grounding Resistors are designed to withstand demanding operating conditions. The powder-coated finish and IP55 rating ensure protection from dust, moisture, and corrosion, guaranteeing long-term reliability, even in harsh industrial settings. With high mechanical strength and superior build quality, these resistors provide stable and consistent performance.

High Efficiency and Reliable Overload Protection

These NGRs operate with greater than 98% efficiency and incorporate advanced thermal sensing elements for rapid overheating protection. The use of ceramic or porcelain insulation further enhances safety and performance. Designed to accommodate a range of input voltages and frequencies, they support system stability while operating with a high power factor of 0.95, keeping energy consumption low.

FAQs of Neutral Grounding Resistors:

Q: How do Neutral Grounding Resistors provide protection in electrical systems?

A: Neutral Grounding Resistors (NGRs) limit the magnitude of fault current during accidental ground faults, preventing equipment damage and reducing the risk of fire or injury. By safely dissipating excess energy, they help maintain system stability and protect your electrical infrastructure.

Q: What makes your Neutral Grounding Resistors suitable for industrial applications?

A: Our NGRs feature high mechanical strength, corrosion-resistant stainless steel or alloy steel construction, and a powder-coated surface finish. The IP55 ingress protection rating and thermal sensing elements make them ideal for challenging industrial environments where reliable system protection is crucial.

Q: When should a Neutral Grounding Resistor be installed in a power system?

A: NGRs should be installed in three-phase electrical systems where limiting the ground fault current is necessary. They are typically used during system commissioning, upgrades, or whenever enhanced safety and equipment protection are required.

Q: Where can these Neutral Grounding Resistors be installed?

A: Our floor-mounted NGRs are suitable for indoor and outdoor installations in power plants, substations, manufacturing facilities, and commercial buildings. The units are rated up to IP55, making them versatile for a wide range of environments.

Q: What is the process for customizing the size and rating of these resistors?

A: Simply provide your specific voltage, current, and dimensional requirements. As a manufacturer, exporter, and supplier in India, we tailor each NGR units size, voltage rating, and mechanical specifications to perfectly fit your operational needs.

Q: How does the built-in thermal sensing element benefit system safety?

A: The integrated thermal sensing element monitors the resistors temperature, triggering protection mechanisms if overheating is detected. This feature ensures safe operation and protects both the resistor and your electrical components from excessive thermal stress.

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