24kv Environmentally Friendly Gas-Insulated Ring Main Unit

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24kv Environmentally Friendly Gas-Insulated Ring Main Unit

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Product Description

Basic Specifications

Model NO.

24kV Environmentally Friendly RMU

Nominal Voltage

12kv/24kv/36kv

Rated Current

630A

Rated Frequency

50Hz/60Hz

Breaking Current

20ka

Insulating Medium

Dry Air

Gas Leakage Rate

≤0.05/Y

Origin

China

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Product Overview

Model: PGR4.2-24

The rapid advancement of environmentally friendly distribution switches in the international market, with regulations stipulating that SF6 use is prohibited in distribution equipment of 24 kV and below after 2026, has driven significant market demand. Our independently developed 24 kV/50 Hz/60 Hz, rated current 630 A environmentally friendly ring main unit meets these strict supply requirements.

Features and Advantages

Compact Design: Particularly suitable for urban areas with limited land resources and harsh environments such as high altitude or high humidity.
Eco-Friendly Insulation: Employing dry air insulation and vacuum arc extinction, aligning with carbon neutrality concepts; maintenance-free operation.
Optimized Performance: Fully shielded design with uniform electric field and zero gauge pressure insulation performance; partial discharge ≤ 10 pC.

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Technical Parameters

Item Name	Unit	Parameter Value
Rated voltage	kV	24
Rated current	A	630
Power frequency withstand voltage (Phase to ground)	kV	65
Lightning impulse withstand voltage (Peak)	kV	125
Rated short-time withstand current	kA	20
Rated peak withstand current	kA	52
Insulating gas	--	Dry air
Rated inflation pressure (20℃)	MPa	0.05
Overall partial discharge level	pC	≤10
Circuit breaker mechanical lifespan	Times	10000
IP Grade (Enclosure / Air box)	--	IP4X / IP67
Dimensions (Circuit breaker cabinet)	mm	420×852×1800

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Product Details & Production

Frequently Asked Questions

How soon can I receive a quotation?

We typically respond within 8 hours. For detailed technical reviews and accurate pricing, our engineers will process your specifications promptly.

Are samples available for evaluation?

Yes, we support sample orders with a minimum quantity of 1 unit, allowing you to evaluate quality and performance before bulk commitments.

Do you support OEM and custom branding?

Absolutely. We offer full OEM services including custom logo printing and technical modifications tailored to your project requirements.

What is the standard warranty period?

We provide a standard 1-year warranty. Extended warranty terms are available for discussion based on specific project needs.

What is the typical production lead time?

Standard production takes 30-45 days. Exact timelines depend on order volume and the level of customization required.

Is technical support provided?

Yes, we provide comprehensive documentation, installation guidance, and online technical assistance. On-site support is also available for complex projects.