What is the mechanical life of the switch?

The switch has a mechanical life of 15,000 times and an electrical life of 3,000 times.

Is the device suitable for coal mines?

Yes, it is designed for use in coal mines with explosion-proof and intrinsically safe features.

What protection functions does it offer?

It offers overload, short circuit, leakage lockout, undervoltage, overvoltage, three-phase imbalance, and gas/wind lockout protection.

Mining Explosion-Proof and Intrinsically Safe Vacuum Feeder Switch (Permanent magnet)

Name: Mining Explosion-Proof and Intrinsically Safe Vacuum Feeder Switch (Permanent magnet)
Brand: Huainan Wantai Electric Co., Ltd.
SKU: 941112815

Anhui, ChinaHuainan Wantai Electric Co., Ltd.

US$1,400.00

1 Piece

Product profile

Customization

Available

Certification

ISO9001

Protection

IP65

Model NO.

KJZ-200, 400/1140(660)Y

Installation

Vertical

Housing

Explosion-Proof

Transport Package

Case

Trademark

Wantai

Origin

China

Production Capacity

1000 Sets Per Month

Key features

Dual-Chip Protection System: High-performance microprocessors ensure fast response and high accuracy for overload, short circuit, and leakage protection.

Customizable Functions: Live indication, communication networking, and power-off locking can be customized to manufacturer requirements.

Intuitive LCD Interface: Chinese character LCD with menu-type interface displays real-time current, voltage, and fault information.

Comprehensive Protection Functions: Includes overload, short circuit, leakage, undervoltage, overvoltage, and gas/wind lockout protection.

Data Memory Capability: Automatically saves and recalls protection parameters and fault information upon power-on or reset.

Flexible Communication Options: Supports RS485 or power line carrier interfaces for connection with monitoring systems.

Modular Design: Optimized software and hardware anti-interference processing ensures easy installation and extended service life.

High Mechanical Durability: Rated for 15,000 mechanical operations and 3,000 electrical operations.

Company profile

Huainan Wantai Electric Co., Ltd.

Anhui, China

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: ≤3.93h 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.