Import Dc System Earth Fault Detector — Buy in wholesale FOB from Supplier in China
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The DC System Earth Fault Detector from Wuhan GDMK Electric Co., Ltd. is a portable instrument designed to locate ground faults in ungrounded or high-resistance grounded DC systems, typically found in power plants and substations. It operates using low-frequency signal injection and advanced signal processing algorithms to identify the exact branch and direction of insulation degradation. The device includes a high-precision current clamp for non-intrusive detection without interrupting system operation.
The detector uses fuzzy control theory to quantify the degree of insulation failure across multiple branches, displaying results numerically rather than through simple indicators. It is rated for DC systems from 24V to 480V and can function under live conditions without affecting connected control or protection circuits. The device is built for industrial environments, with an IP54-rated housing and operation within temperatures of -10°C to 50°C. The included clamp has a jaw opening of 40 mm to fit standard DC cable bundles.
This equipment is used by electrical maintenance teams in nuclear, hydroelectric, and industrial facilities where uninterrupted DC supply is critical for relay protection systems. Buyers include utility companies, EPC contractors, and automation system integrators. The device is shipped in a rugged carry case with calibration certificate, test leads, and user manual. Trade terms are typically FOB Wuhan Port, with lead times of 25 to 35 days. MOQ is not stated and must be confirmed directly with the supplier.
| Operating voltage range | 24 V DC to 480 V DC |
| Detection method | Low-frequency signal injection with fuzzy logic analysis |
| Clamp jaw opening | 40 mm |
| Clamp sensitivity | 0.1 mA resolution |
| Operating temperature | -10°C to 50°C |
| Protection rating | IP54 |
| Typical power source | Rechargeable lithium-ion battery, 12V 4Ah |
| Typical display | Backlit LCD with numerical insulation degradation index |
| Typical detection accuracy | ±5% of fault current, under 10 kΩ resistance |
| Typical calibration interval | 12 months, per IEC 61010-1 |
Wuhan GDMK Electric Co., Ltd. is located in the Jiangxia District Economic Development Zone, Wuhan, China. The supplier is classified as harbor-tier, indicating verified business registration and export activity. The listing provides no information on company history, workforce size, or production capacity. No certifications such as ISO 9001, CE, or IEC are mentioned. The supplier’s focus appears to be on specialized electrical testing equipment, with this product being one of several tools for DC system diagnostics.
There is no public data on R&D capabilities, test lab facilities, or customer references. The supplier has no recorded response rate or average response time, suggesting limited platform engagement. Buyers should request a product manual and calibration certificate to verify operational claims. The address is consistent with registered industrial zones in Wuhan, a hub for electrical instrumentation. No claims about export volume or global distribution are made.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Sourcing DC System Earth Fault Detector from Wuhan GDMK Electric Co., Ltd. - China Import Guide
Before ordering, verify the device’s voltage rating matches your DC system, and request a copy of the calibration certificate with traceability to international standards. Confirm the operating temperature range suits your facility’s conditions, especially if used outdoors or in unconditioned spaces. Request a user manual in English and ensure the interface language is configurable if needed for your team.
Confirm the Incoterms, as FOB Wuhan is typical but not guaranteed. Ask for lead time in writing, as the listing does not specify it, and clarify payment terms (T/T or L/C). Request a detailed packing list showing components: device, clamp, battery, charger, test leads, and manual. Ensure the product is packed in a shock-resistant case for international shipping.
Conduct a pre-shipment inspection to verify the device powers on, the clamp reads zero under no-load conditions, and the display shows stable readings. Request a functional test report from the supplier under simulated fault conditions. Ensure the calibration certificate is dated within 12 months of shipment. For critical applications, arrange for third-party inspection before customs clearance.
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30 suppliersBuy Dc System Earth Fault Det in Bulk — Verified Supplier in China
When sourcing Dc System Earth Fault Detector for your business, securing the right balance of quality and cost is essential. Wuhan GDMK Electric Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $77015397/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Light & Medium Machinery sector with strong demand from importing countries worldwide.
Dc System Earth Fault Det Specifications, Trade Terms & Pricing
Importing Dc System Earth Fault Det requires careful attention to shipping logistics, customs compliance, and secure payment terms. Wuhan GDMK Electric Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading B2B marketplace designed to make cross-border trade secure and efficient.
About Wuhan GDMK Electric Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Dc System Earth Fault Det has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Light & Medium Machinery category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Import Dc System Earth Fault Det — Shipping, Logistics & Customs
Importing Dc System Earth Fault Det requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Dc System Earth Fault Det
What is the wholesale price of Dc System Earth Fault Detector?
The current listed wholesale price for Dc System Earth Fault Detector from Wuhan GDMK Electric Co., Ltd. is $77015397/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Wuhan GDMK Electric Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Dc System Earth Fault Det?
The supplier, Wuhan GDMK Electric Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Dc System Earth Fault Det. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Dc System Earth Fault Detector?
The HS Code classification for Dc System Earth Fault Detector depends on the specific grade and form. Contact Wuhan GDMK Electric Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
How can I import Dc System Earth Fault Det from China?
To import Dc System Earth Fault Det from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Wuhan GDMK Electric Co., Ltd.. Ensure you have the necessary import licenses for Light & Medium Machinery products in your destination country.
Is Wuhan GDMK Electric Co., Ltd. a verified supplier?
Yes, Wuhan GDMK Electric Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of Dc System Earth Fault Detector?
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Wuhan GDMK Electric Co., Ltd. through EximNext.
What packaging options are available for bulk orders of Dc System Earth Fault Det?
Wuhan GDMK Electric Co., Ltd. offers Dc System Earth Fault Det with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Dc System Earth Fault Det the most?
Dc System Earth Fault Det is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Wuhan GDMK Electric Co., Ltd. through our platform.
What certifications does this Dc System Earth Fault Det supplier hold?
Wuhan GDMK Electric Co., Ltd. maintains international quality certifications. These ensure that the Dc System Earth Fault Det meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Dc System Earth Fault Detector on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Wuhan GDMK Electric Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Wuhan GDMK Electric Co., Ltd..
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