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Mine Explosion-Proof Intrinsically Safe Two-Way Lighting Signal Comprehensive Protection Device
US$1,571.00
1 Piece
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
IP65Model NO.
ZJZ2-10/1140(660)SMInstallation
VerticalHousing
Cast IronTransport Package
CaseTrademark
WantaiOrigin
ChinaProduction Capacity
1000 Sets Per MonthKey features
Dual Circuit Independent Control: Two circuits are independently controlled and protected, allowing flexible power distribution and electricity savings.
Intelligent Microcomputer Protection: Features high-performance single-chip microcomputer with strong anti-interference, reliable action, and high sensitivity.
Comprehensive Safety Protection: Includes short circuit, leakage, leakage blocking, and insulation monitoring functions for underground safety.
Modbus Communication Protocol: Standard Modbus protocol allows convenient docking and monitoring with other automation equipment.
Mine Explosion-Proof Certified: Suitable for underground coal mines with coal dust and explosive gas; holds CCC and ISO9001 certifications.
User-Friendly LCD Interface: Features Chinese LCD display, menu operation, password authorization, and fault memory for easy maintenance.
Flexible Voltage Conversion: Supports 1140V/660V input and 127V output without needing to pull out the dry transformer for conversion.
Long-Distance Short-Circuit Protection: Realizes long-distance protection with terminal devices; sampling is independent of current and cable length.
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: ≤2.55h 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 application environment for this device?
A:
It is suitable for underground coal mines containing coal dust and explosive gas (methane).
Q:What are the input and output voltage specifications?
A:
The input power supply is 50 Hz 1140V or 660V, and it controls the power supply for 127V grade lighting signal equipment.
Q:Does the device support independent control of circuits?
A:
Yes, it has independent control of two circuits, allowing them to be controlled and protected separately to save electricity.
Q:What communication protocol does the device use?
A:
It has a standard Modbus communication protocol, which is convenient for docking and monitoring with other automation equipment.
Q:What safety protection functions are included?
A:
It includes short circuit, leakage, leakage blocking protection functions, and insulation monitoring function.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
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