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Dual Power Vacuum Electromagnetic Starter for Fan Ventilator in Mining
US$923.00
1 Set
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
Corrosion ResistanceModel NO.
QJZ2-30-60-1140-660-SFInstallation
VerticalHousing
Cast IronTransport Package
Wooden BoxTrademark
Wantai GroupOrigin
ChinaHS Code
8504231100Production Capacity
10000sets/YearKey features
Explosion-Proof Safety: Intrinsically safe design suitable for methane and coal mine environments.
Dual Power Switching: Automatic switching between main and standby fans with adjustable delay (0-250s).
Remote Monitoring: RS-485 communication enables easy remote monitoring and control capabilities.
Comprehensive Protection: Features short circuit, overload, leakage blocking, and break protection functions.
Versatile Voltage Support: Operates on 660V, 1140V, or 380V three-phase neutral point grounding lines.
Real-Time Fault Diagnosis: SCM program control with large screen display and specific fault record timing.
ISO9001 & CCC Certified: Meets international quality standards and Chinese safety certification requirements.
Robust Cast Iron Housing: Durable cast iron construction with corrosion resistance for harsh mining conditions.
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 rated working voltage?
A:
The device supports 1140V, 660V, or 380V three-phase neutral point grounding lines.
Q:Can the switching time be adjusted?
A:
Yes, the mutual delay switching time between the host and standby machine can be adjusted from 0 to 250 seconds.
Q:Does it support remote monitoring?
A:
Yes, it includes an RS-485 communication function for easy remote monitoring and control.
Q:What certifications does the product have?
A:
The product holds ISO9001 and CCC certifications.
Q:Is OEM service available?
A:
Yes, OEM and ODM services are available for this product.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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