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Coal Mine Low Voltage Vacuum Flameproof Feed Starter Switch
US$1,000.00
1 Set
Product profile
Customization
AvailableCertification
ISO9001, CCCProtection
Corrosion ResistanceModel NO.
QJZ2Installation
VerticalHousing
Cast IronTransport Package
Wooden BoxTrademark
Wantai GroupOrigin
ChinaHS Code
8504231100Production Capacity
10000sets/YearKey features
Explosion-Proof Safety: Designed for coal mines with explosive gas and coal dust, ensuring safe operation.
Multiple Protection Functions: Features short circuit, overload, leakage, and open-phase protection mechanisms.
Dual Control Capability: Supports both local and remote control for starting and stopping AC motors.
Reversible Motor Control: Enables motor reversal at the stop position for versatile operation.
Reliable Locking System: Equipped with both mechanical and electrical locking for enhanced safety.
Versatile Voltage Support: Compatible with AC 50Hz systems at 1140V, 660V, or 380V.
Durable Cast Iron Housing: Constructed with corrosion-resistant cast iron for harsh environments.
Quick Opening Structure: Facilitates rapid maintenance and inspection access.
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: ≤3.29h 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 main application of this switch?
A:
It is used in coal mines containing explosive gas and coal dust for circuit centers.
Q:What voltage levels does it support?
A:
It supports AC 50Hz at 1140V, 660V, or 380V.
Q:Does it offer remote control functionality?
A:
Yes, it supports both local and remote control for motor start and stop.
Q:What protection functions are included?
A:
It includes short circuit, overload, leakage, and open-phase protection.
Q:Can the motor be reversed?
A:
Yes, the device allows the motor to be reversed at the stop position.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
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