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TSTYNICE GGD AC Low Voltage Distribution Cabinet Supplier

GGD Switchgear Series is primarily used in power plants, substations, and industrial/mining enterprises for 50-60Hz AC distribution systems, accommodating up to 4,000A rated current. Designed for energy conversion, distribution, and control in power/lighting systems.

Technical Specifications
Voltage: 380V/400V AC
Frequency: 50/60Hz
Current: Up to 3150A
Short-circuit rating: 50kA (1s)
Standards: IEC 61439, GB7251.1

For detailed specifications, quotations, or project consultations, please contact us:
Email: sales@tstytransformer.com
WhatsApp: +86-18001856258
Our technical team is ready to assist you — wherever your business operates.

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Key Features & Benefits

(1)316L stainless steel + nano-ceramic coating, passing 3,000-hour salt spray/200 thermal cycling tests

(2)ZMJ-type busbar clamps: Heat-formed high-flame-retardant PPO material with modular design, high mechanical strength, and insulation

(3)Schneider benchmark intelligent production line enables 70% reduced manual intervention, 30-minute cabinet production cycle, 30% capacity increase, full compliance with IEC/GB standards

(4)Zinc-plated hinges connect doors to frames with rubber-edged seals for easy installation

(5)Threaded grounding screws establish complete earth protection circuits

(6)Removable top cover facilitates main busbar adjustment

Primary Applications:

Power Plants & Substations
Reliable 400V power distribution solution for critical transmission and grid support systems.
Industrial Facilities
High-capacity (up to 5000A) control for heavy-duty equipment in mining, metallurgy, and manufacturing sectors.
Commercial Complexes
Secure 50Hz power conversion and distribution for HVAC, lighting, and operational loads in office buildings and malls.
Infrastructure Projects
Modular, scalable design ideal for high-current (≤5000A) distribution in airports, railways, tunnels, and urban utilities.

Model	Rated Voltage(V)	Rated Current(A)		Rated Short-circuit Breaking Current(KA)	Rated Short-time Withstand Current(1S) (KA)	Rated Peak Withstand Current(KA)
GGD1	380	A	1000	15	15	30
		B	600(630)
		C	400
GGD2	380	A	155(1600)	30	30	65
		B	1000
		C	600
GGD3	380	A	3150	50	50	105
		B	2500
		C	2000

Spanning 250,000 in Henan, our smart factory leverages 5G automation to produce 3,000+ IEC/CE-certified substations annually. With 158 patents and 99% automation, we power projects across 80+ countries.

Q: Are you a factory or a trade company?

A: Integrated Manufacturing & Trading, OEM/ODM available.

Q: Our Advantage?

A: 30 years experience, Advanced production equipments, Stable quality, Fast delivery, Professional & good & Prompt service.Also some free parts can be provided.

Q: How long is your delivery time?

A: it is depends on your quantity,generally within 15-20 days upon receipt of the advance payment.

Q: What is your payment terms?

A : T/T, L/C,Visa Paypal ,Weatern Union for different circumstances.

Q: Do you have inspection procedure before shiping?

A: Yes,we do 100% QC inspection

Q: What certificates do you have？

A: CESGS ISOIEC StandardsGost Certificates.

Long-term strategic partnerships with DuPont, ABB, Siemens, etc.

Q:AS we knew, when we make order, some suppliers used lower material insted of high quality material products and send to us, how can i trust you?

A: we suggest clients to test the material after receiving goods. We aim to do long term business, not one times.

TSTYNICE transformers hold ISO 9001, IEC 60076, CE, GOST, SGS, and BV certifications, with 158 patents (20 inventions). Our CNAS-accredited lab ensures global compliance across 80+ markets.