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Explosion Proof and Intrinsically Safe Dual Power Supply and Dual Circuit Lighting Transformer
US$4,960.00
1 Piece
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
IP65Model NO.
ZJZ-16/1140(660)SM-2Installation
VerticalHousing
Cast IronExplosion-Proof Grade
Exd[Ib] I MBWeight
520Warranty
1 YearTransport Package
CaseSpecification
L*D*H: 992*725*828Trademark
WantaiOrigin
Huainan, ChinaHS Code
8537209000Production Capacity
1000 PCS/YearKey features
Dual Circuit Independent Control: Two circuits are independently controlled and protected, allowing separate operation to save power and improve reliability.
Intelligent Microcomputer Protection: Features high-performance single-chip microcomputer with military-grade chips for strong anti-interference and high sensitivity.
Explosion-Proof Safety: Certified Exd[Ib] I MB explosion-proof grade, suitable for underground coal mines with coal dust and explosive gas.
Modbus Communication: Supports standard Modbus protocol for convenient docking and monitoring with other automation equipment.
Energy Saving Function: Allows stopping one circuit when not in use and setting time intervals to significantly reduce power consumption.
Comprehensive Protection Features: Includes short circuit, leakage, leakage blocking protection, and insulation monitoring functions for enhanced safety.
Flexible Voltage Conversion: Supports 1140V/660V input to 127V output conversion without needing to replace the dry transformer.
User-Friendly Interface: Features Chinese LCD display, menu operation, password authorization, and fault memory for easy management.
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: ≤4.82h 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 warranty period for this transformer?
A:
The product comes with a 1-year warranty.
Q:Is this device suitable for underground coal mines?
A:
Yes, it is suitable for underground coal mines containing coal dust and explosive gas (methane).
Q:What are the input and output voltage ratings?
A:
The rated input voltage is 1140V or 660V, and the output voltage is 127V.
Q:Can the two circuits be controlled independently?
A:
Yes, the two circuits are independently controlled and protected, allowing one to stop working if not in use.
Q:Does the device support communication with other systems?
A:
Yes, it has a standard Modbus communication protocol for docking and monitoring with other automation equipment.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
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