What are the rated voltage and current specifications?

The rated voltage is 660V or 1140V, and the rated current is available in 200A or 400A options.

What is the expected service life of the switch?

The electrical life is rated for 3000 times, and the mechanical life is rated for 15000 times.

Mining Explosion-Proof Vacuum Feeder Switch-Kbz Series

Name: Mining Explosion-Proof Vacuum Feeder Switch-Kbz Series
Brand: Huainan Wantai Electric Co., Ltd.
SKU: 2017912025

Anhui, ChinaHuainan Wantai Electric Co., Ltd.

US$2,100.00-2,142.00

1 Piece

Product profile

Customization

Available

Certification

ISO9001

Protection

IP65

Model NO.

KBZ12-200, 400/1140(660)Y

Installation

Vertical

Housing

Explosion-Proof

Transport Package

Case

Trademark

Wantai

Origin

China

Production Capacity

1000 Sets Per Month

Key features

Advanced Dual-Chip Protection: High-performance microprocessors with high-precision data processing and fast response speed.

Comprehensive Safety Functions: Covers overload, short circuit, leakage, undervoltage, overvoltage, and gas lockout protection.

User-Friendly LCD Interface: Chinese character LCD with menu-type interface for intuitive operation and real-time parameter display.

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

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

Modular Durable Design: Modular structure with optimized anti-interference processing for extended service life and easy maintenance.

Customizable Features: Can customize live indication, communication networking, and power-off locking functions.

High Electrical Reliability: Rated for 3000 electrical cycles and 15000 mechanical cycles with short circuit protection under 100ms.

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: ≤8.08h 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 are the main applications of this vacuum feeder switch?

It is used in coal mines for AC 50Hz power supply systems with rated voltages of 660V or 1140V, serving as a main or branch switch or for controlling large-capacity motors.

Q:What protection functions are included?

It provides overload, short circuit, leakage lockout, undervoltage, overvoltage, three-phase imbalance, gas lockout, wind power lockout, and power metering protection.

Q:Is customization available for specific functions?

Yes, the manufacturer can customize functions such as live indication, communication networking, and power-off locking according to user needs.

Q:How does the device handle parameter settings?

It features a memory function that automatically saves and recalls protection parameters and fault information, eliminating the need to re-set them after power loss.

Q:What communication interfaces are supported?

The device supports RS485 or domestic leading power line carrier communication interfaces for connecting with monitoring systems.