30KV 10KN Lightning Arrester

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30KV 10KN Lightning Arrester Specification

Product Type
Lightning Arrester

Material
Polymer housing with metal oxide varistor

Protection Class
Class I and II

Protection Mode
Line to Earth (L-E), Line to Neutral (L-N)

Usage
Overvoltage and surge protection for electrical equipment

Installation Options
Outdoor installation on transmission lines or switchgear

Response Time
< 100 ns

Function
Diverts surge current safely to ground

Protection Level
Up to 30 kV

Frequency (MHz)
50 60 Hz

Height
480 mm

Weight
Approx. 3 kg

Rated Voltage
30 kV

Rated Discharge Current
10 kA (8/20 µs)

Short Circuit Withstand Current
16 kA (peak)

Housing Type
Silicone rubber/polymer composite

Power Frequency Withstand Voltage
45 kV

Impulse Withstand Voltage
125 kV

Creepage Distance
900 mm

Ambient Temperature Range
-40°C to +60°C

Terminal Type
Stainless steel fittings

Maximum Continuous Operating Voltage (MCOV)
24 kV

Mounting Type
Pole mounting/Brackets

About 30KV 10KN Lightning Arrester

30KV 10KN Lightning Arrester we deal in is a smart device, which is used on telecommunications systems as well as electrical power systems for protecting the conductors of the system. Protection is ensured from the damaging effects of lightning. Featured with ground terminal as well as high-voltage terminal, this arrester can work well for a longer period. 30KV 10KN Lightning Arrester is known to prevent the constant flow. It is made to divert the lightning and ensures absolute equipment protection.

Reliable Surge Protection for Electrical Networks

This lightning arrester efficiently diverts dangerous surge currents away from sensitive electrical systems, safeguarding infrastructure and equipment from overvoltages caused by lightning or switching operations. Its high withstand capabilities and fast response time deliver consistent performance, especially in fluctuating outdoor environments.

Durable Construction for Harsh Conditions

With a housing crafted from polymer composite and silicone rubber, this arrester is built to endure extreme ambient temperatures ranging from -40C to +60C. Stainless steel fittings ensure lasting resistance to corrosion, while the unit's robust creepage distance of 900 mm further enhances insulation performance during adverse weather.

FAQ's of 30KV 10KN Lightning Arrester:

Q: How does the 30KV 10KN Lightning Arrester protect electrical equipment from surges?

A: The arrester uses a metal oxide varistor to rapidly divert excessive surge currents, such as those caused by lightning or switching, safely to ground. Its fast response time of less than 100 ns ensures that overvoltages never reach and damage connected equipment.

Q: What installation options are available for this lightning arrester?

A: It can be mounted outdoors on transmission lines or switchgear, using pole mounts or brackets. This flexibility allows it to suit various utility and industrial applications both in urban and remote locations.

Q: When should the 30KV 10KN Lightning Arrester be used?

A: It is recommended for deployment in systems exposed to frequent lightning strikes, voltage surges, or switching transients-particularly high-voltage networks requiring Class I and II protection modes.

Q: Where is this arrester typically installed for optimal protection?

A: For maximum effectiveness, install the arrester at points where transmission lines connect to substations or directly at switchgear interfaces, ensuring surge currents are grounded before reaching sensitive components.

Q: What process is involved in maintaining and inspecting the lightning arrester?

A: Routine visual checks for housing integrity, terminal corrosion, and creepage path cleanliness are advised. Occasionally, electrical testing may be performed to confirm discharge capability and operating voltage thresholds.

Q: Can this arrester operate efficiently in extreme climates?

A: Yes. Its silicone polymer housing, wide ambient temperature range (-40C to +60C), and robust insulation design make it highly reliable in harsh environmental conditions, including tropical, coastal, and arid zones.

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