What is the average lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

What protection features are included?

It includes short circuit, overcurrent, overvoltage, undervoltage, phase loss, overload, overheat, and overspeed protection.

Versatile Variable Speed Drive for Tower Cranes

Name: Versatile Variable Speed Drive for Tower Cranes
Brand: Wuhan Sine Electric Technology Co., Ltd
SKU: 2210493295

Guangdong, ChinaWuhan Sine Electric Technology Co., Ltd

US$103.00-1,136.00

1 Piece

Product profile

Customization

Available

Application

High Frequency Converter Transducer

Output Type

Triple

Model NO.

TC760

Principle of Work

Vector Control Transducer

Switch Mode

PWM Control

Main Circuit Type

Voltage

Voltage of Power Supply

Medium Voltage Variable-Frequency Drive

Link of Transformation

AC-AC Variable-Frequency Drive

Nature of DC Power

Voltage Variable-Frequency Drive

Function

Dedicated VFD

Brand

Sinee

Driving Mode

Vvf;SVC;Fvc

Frequency Control Range

0.00~600.00Hz

Speed Control Range

1:50 (Vvf), 1:1000 (Fvc)

Speed Control Accuracy

Rated Synchronous Speed ± 0.2%

Torque Boost

Fixed Torque Boost Curve, Any V/F Curve Optional

Starting Torque

150%/1Hz (Vvf), 150%/0.25Hz (SVC), 150%/0Hz (Fvc)

Torque Control Accuracy

±5% Rated Torque (Fvc)

Storage Environment

-25℃~+65℃

Vibration

Less Than 0.5g

Cooling Method

Forced Air Cooling

Transport Package

Wooding

Trademark

SINEE

Origin

China

Production Capacity

400000pieces/Year

Key features

Zero-Servo Safety: Holds full load in air or lowers at controlled speed if brake fails.

High Starting Torque: 150% rated torque at 0Hz for stable lifting start and operation.

Wide Speed Range: 1:1000 control range in FVC mode for precise heavy/light load handling.

Built-in DC Reactor: Reduces input current distortion and improves power factor for reliability.

Over-speed Protection: Prevents hook slips by identifying abnormal speed and braking power.

Wide Voltage Input: Automatic voltage stabilization ensures torque output during grid drops.

Customizable Drive Modes: Supports Vvf, SVC, and Fvc driving modes for diverse application needs.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceR&D Capabilities

Wuhan Sine Electric Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: 14 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤10.09h

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional technical supplier serving frequency-conversion governors, servo systems, industrial automation, and energy-saving systems. It provides 3D software design and design-based customization, and reported new products during the past year. Its operating resources include 6 production lines, 150 total years of R&D engineer experience, 21–30 quality-control staff, and 10 quality-assurance/control inspectors. Service processes include documented corrective and preventive actions, complaint handling, supplier assessment, and quality assurance. The supplier has inventory capability and valid manufacturing contracts, but no overseas warehouse, showroom, agent, or branch; overseas service coverage is limited to repair in Africa and South America. Financial records are referenced for 2022–2024, but their results are not provided. No certification information or customer cases are stated.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its stated business scope covers development, production, sales, and after-sales service for frequency-conversion governors, servo systems, industrial automation products, and automation or energy-saving systems.

After-Sales capabilityThe supplier states that after-sales service is within its business scope and has documented complaint-handling and corrective/preventive-action procedures. It also has inventory capability, 6 warehousing and logistics centers, 11 technical service departments, and repair services in Africa and South America, although it has no overseas warehouse, showroom, agent, or branch.

R&D capabilityThe supplier provides 3D software design services, has customization-from-design capability, reported new products during the past year, and has 150 total years of R&D engineer experience. These facts provide explicit evidence of ongoing technical and product-development capability.

Production capacityThe supplier operates 6 production lines, has 21–30 quality-control staff and 10 quality-assurance/control inspectors, maintains inventory capability, and has valid manufacturing contracts with related subcontractors. It also reports average peak- and off-season lead times within 15 working days, supporting a demonstrated production and fulfillment capability.

Customization capabilityCustomization from designs is explicitly stated as the design service capability, and the supplier provides 3D software design services. This directly supports its ability to develop customized designs rather than only standardized products.