Can the phase sequence be changed?

Yes, the starter can change the phase sequence when stopping.

What is the operating voltage range?

The switch works reliably within 75% to 110% of the rated control power supply voltage.

Does it support centralized monitoring?

Yes, it is suitable for centralized monitoring of mining, transportation, and other working faces with concentrated power loads.

Mine Flameproof and Intrinsically Safe Type Multi-Loop Vacuum Electromagnetic Starter

Name: Mine Flameproof and Intrinsically Safe Type Multi-Loop Vacuum Electromagnetic Starter
Brand: Huainan Wantai Electric Co., Ltd.
SKU: 940875605

Anhui, ChinaHuainan Wantai Electric Co., Ltd.

US$17,142.00

1 Set

Product profile

Customization

Available

Certification

ISO9001, CCC

Protection

Corrosion Resistance

Model NO.

QJZ-2400/1140(660)-8M

Installation

Vertical

Housing

Cast Iron

Transport Package

Wooden Box

Trademark

Wantai Group

Origin

China

HS Code

8504231100

Production Capacity

10000sets/Year

Key features

Explosion-Proof Safety: Designed for mines with explosive gas and coal dust, ensuring intrinsically safe operation.

Multi-Motor Control: Controls and protects up to 8 three-phase squirrel cage asynchronous motors simultaneously.

Advanced PLC Protection: Integrates PLC with industrial control for high-precision data processing and fast response.

Comprehensive Protection Functions: Covers overload, short circuit, leakage, undervoltage, overvoltage, and phase failure.

Phase Sequence Reversal: Capable of changing phase sequence during the stopping process for flexible operation.

Wide Voltage Tolerance: Reliable operation within 75% to 110% of rated control power supply voltage.

Fast Short-Circuit Response: Trip action time of 0.2 to 0.4 seconds when short-circuit current is reached.

Communication Networking: Supports communication networking and power metering for centralized monitoring.

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: ≤2.77h 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 starter?

It is applicable for circuits with AC 50Hz and rated voltage of AC 1140V or 660V.

Q:How many motors can be controlled simultaneously?

It can control and protect the starting and stopping of up to 8 three-phase squirrel cage asynchronous motors at the same time.

Q:What protection functions are included?

It provides protection against overload, short circuit, leakage, undervoltage, overvoltage, three-phase imbalance, and phase failure.

Q:Is this equipment suitable for coal mines?

Yes, it is an explosion-proof and intrinsically safe type designed specifically for mines with explosive gas and coal dust.

Q:What is the response time for short-circuit protection?

The action time for short-circuit protection trips is between 0.2 and 0.4 seconds.

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Mine Flameproof and Intrinsically Safe Type Multi-Loop Vacuum Electromagnetic Starter