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Mining Explosion-Proof Intrinsically Safe Permanent Magnetic Mechanism Vacuum Circuit-Breaker High Voltage Distribution Device
US$10,820.00
1 Set
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
Corrosion ResistanceModel NO.
PJG3-1000/6YInstallation
VerticalHousing
Cast IronEx Grade
Exd [Ib] I MBIP Grade
IP54Transport Package
Export PackagingSpecification
L*D*H: 1646*1666*1358Trademark
Wantai GroupOrigin
ChinaHS Code
8537209000Production Capacity
1000sets/YearKey features
Intrinsically Safe Design: Certified Exd [Ib] I MB for use in coal mines with explosive gas mixtures.
Permanent Magnet Mechanism: Adopts bistable permanent-magnet high-voltage fixed-seal type circuit breaker.
Intelligent Servo Control: Motor core trolley uses intelligent servo control for automatic plug-in and exit.
Advanced Communication: Supports RS485, CAN bus, fiber optics, and network ports for remote monitoring.
High Breaking Capacity: Rated short-circuit breaking current reaches 31.5 KA with 80 KA making current.
Dual Power Supply Support: Supports double-circuit power supply with automatic switching upon power loss.
Real-time Monitoring: Features video images of trolley fracture surface and multi-point wireless temperature measurement.
Long Mechanical Life: Designed for 100,000 times mechanical life with 180 operations per hour.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤5.82h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryHuainan Wantai Electric Co., Ltd. is a China-based limited company established in 2009, operating in mining electronics and related electrical equipment. The supplier reports ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications, three government-recognized R&D institutions, and 57 years of cumulative R&D engineer experience. Its stated capabilities include development, production, sales, and service, with products such as mine soft starters, feeder switches, lamps, automation systems, switch cabinets, and protection devices. Evidence also indicates a manufacturing plant of 41,708 m², regional sales coverage across multiple Chinese provinces, and dedicated sales and post-sales personnel. However, the provided information does not establish detailed financial strength, customer-specific case studies, or explicit customization processes.
Supplier typeThe supplier is identified as Huainan Wantai Electric Co., Ltd., a Chinese limited company based in Anhui. Its stated activities combine development, production, sales, and service for mining electronic and electrical products, although another record describes its company nature as a trading company.
CertificationsThe supplier explicitly reports ISO9001:2015 quality certification, ISO14001:2015 environmental certification, and OHSAS18001:2007 certification, with ISO9001 also referenced in its company description. These certifications support documented quality, environmental, and occupational health and safety management systems.
After-Sales capabilityThe supplier states that it has experienced sales and post-sales members and describes its business as integrating development, production, sales, and service. This supports the existence of after-sales resources, but no response-time, service-network, spare-parts, or technical-support metrics are provided.
R&D capabilityThe supplier reports three government-recognized R&D institutions and 57 years of total R&D engineer experience. Its stated product-development goal is to deliver safer, more energy-saving, and more efficient system solutions, indicating established R&D resources and innovation orientation.
Production capacityThe supplier reports 371 employees in one company record and 500 employees in a company description, a 41,708 m² manufacturing plant, and an integrated development and production operation. It also claims ready production facilities and broad mining-electronics product coverage, supporting substantial production capability, although verified capacity and output figures are not provided.
Product Q&A
Q:What is the primary application environment for this device?
A:
It is mainly used in coal mines with explosive dangerous gas (methane mixture) for controlling and protecting power supply systems.
Q:What are the rated voltage and current specifications?
A:
Rated voltage is 6 kV or 10 kV. Rated current options include 400, 500, 630, 800, 1000, and 1250 A.
Q:Does the device support remote control and monitoring?
A:
Yes, it supports four remote functions via RS485, CAN bus, or network interfaces, enabling unattended substation operation.
Q:What safety certifications does the product hold?
A:
The product holds ISO9001, CCC, CE certifications, and is intrinsically safe with Exd [Ib] I MB grade.
Q:What is the mechanical life and operating frequency?
A:
The mechanical life is 100,000 times, with an allowable operating frequency of 180 times per hour.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
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