Does the device have a memory function?

Yes, it memorizes protection parameters and fault information, displaying them via the menu for convenient maintenance.

What is the mechanical and electrical life?

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

Is OEM/ODM service available?

Yes, the manufacturer offers both OEM and ODM services, with 57 R&D engineers available for customization.

Mine Explosion-Proof Vacuum Feeder Switch

Name: Mine Explosion-Proof Vacuum Feeder Switch
Brand: Huainan Wantai Electric Co., Ltd.
SKU: 2011869675

Anhui, ChinaHuainan Wantai Electric Co., Ltd.

US$1,142.00

1-4 Pieces

US$1,130.00

5+ Pieces

Product profile

Customization

Available

Certification

ISO9001

Protection

IP65

Model NO.

KBZ12-200, 400/1140(660)Y

Installation

Vertical

Housing

Explosion-Proof

Rated Voltage

660V,1140V

Transport Package

Case

Specification

AC65~260V

Trademark

Wantai

Origin

China

HS Code

8537209000

Production Capacity

1000 Sets Per Month

Key features

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

Comprehensive Safety Functions: Includes phase sensitive protection, selective leakage, undervoltage, overvoltage, three-phase imbalance, and gas/wind lockout.

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

Parameter Memory Feature: Automatically saves and recalls protection parameters and fault information after power loss or reset.

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

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

Customizable Voltage Ratings: Available in 660V and 1140V rated voltages to suit different mining power supply systems.

High Electrical/Mechanical Life: Rated for 3000 electrical operations and 15000 mechanical operations for reliable long-term use.

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: ≤6.67h 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 protection functions?

It provides overload, short circuit (phase sensitive and current amplitude), leakage lockout/protection, selective leakage, undervoltage, overvoltage, three-phase imbalance, gas lockout, and wind power lockout.

Q:Is the device suitable for coal mines?

Yes, it is specifically designed for use in coal mines in AC 50Hz, 660V or 1140V three-phase neutral point ungrounded power supply systems.

Q:Can the protection parameters be adjusted?

Yes, parameters can be adjusted via the menu-type interface, and the system automatically memorizes and saves the last set values.

Q:What communication interfaces are supported?

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

Q:What is the rated current capacity?

The rated current is available in 200A and 400A options, with a limit break current of 9KA.