How are fault information and parameters stored?

The device has a memory function that saves protection settings and fault information automatically.

What is the short circuit protection action time?

The short circuit protection action time is less than 100ms.

Coal Mine Explosion-Proof and Intrinsically Safe Vacuum Feeder Switch

Name: Coal Mine Explosion-Proof and Intrinsically Safe Vacuum Feeder Switch
Brand: Huainan Wantai Electric Co., Ltd.
SKU: 941107625

Anhui, ChinaHuainan Wantai Electric Co., Ltd.

US$1,642.00

1-9 Pieces

US$1,640.00

10+ Pieces

Product profile

Customization

Available

Certification

ISO9001

Protection

IP65

Model NO.

KJZ-500, 630/1140(660)

Installation

Vertical

Housing

Explosion-Proof

Rated Voltage

1140V or 660V

Transport Package

Case

Specification

AC 50Hz

Trademark

Wantai

Origin

China

Production Capacity

1000 Sets Per Month

Key features

Explosion-Proof Housing: Designed specifically for hazardous coal mine environments with intrinsically safe features.

Dual-Chip Protection System: Utilizes high-performance microprocessors and large-capacity chips for fast response and high accuracy.

Comprehensive Protection Functions: Covers overload, short circuit, leakage, undervoltage, overvoltage, and three-phase imbalance.

Intuitive LCD Interface: Features Chinese character LCD with menu-type human-computer interface for easy operation.

Real-Time Data Monitoring: Displays current, voltage, power, insulation resistance, and fault information in real time.

Automatic Parameter Memory: Automatically saves and restores protection settings and fault logs upon power-on or reset.

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

Modular Design for Durability: Optimized software and hardware anti-interference processing ensures long service life.

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: ≤3.46h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryHuainan Wantai Electric Co., Ltd., established in 2009, is a limited company based in Anhui, China. Specializing in the development and production of mining equipment, the company holds ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications. It operates a large manufacturing plant and exports 11% to 20% of its products. With 57 R&D engineers and three government-recognized R&D institutions, the company emphasizes innovation and efficient energy solutions. It boasts a strong presence in the mining electronic industry, supported by a robust employee base and a commitment to quality and service.

Supplier typeHuainan Wantai Electric Co., Ltd. is a combined trade and manufacturing company, structured as a limited company in the manufacturing industry.

CertificationsThe supplier holds ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications, indicating robust quality, environmental, and occupational health and safety management systems.

After-Sales capabilityThe company has experienced post-sales members, suggesting a capacity for effective after-sales service.

R&D capabilityWith 57 R&D engineers and three government-recognized R&D institutions, the company demonstrates strong innovation capabilities.

Production capacityThe company has a substantial manufacturing plant of 41,708 m² and is a major player in the mining electronic industry.

Client casesThe company has a strong sales presence in various provinces in China, indicating an established customer base.

Product Q&A

Q:What is the rated voltage for this switch?

The rated voltage is available in 660V or 1140V configurations.

Q:Can the protection functions be customized?

Yes, functions such as live indication, communication networking, and power-off locking can be customized.

Q:What is the mechanical life of the switch?

The mechanical life is rated for 15,000 operations.

Q:Does the device support communication networking?

Yes, it has communication networking functions and can connect via RS485 or power line carrier interfaces.

Q:What protection features does the switch offer?

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

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Coal Mine Explosion-Proof and Intrinsically Safe Vacuum Feeder Switch