What is the response time for harmonic compensation?

The system achieves a full harmonic compensation response time under 10ms, enabling real-time tracking of rapidly changing harmonic currents.

Can the system handle three-phase imbalance?

Yes, it provides independent single-phase dynamic current injection to correct three-phase imbalance, automatically suppressing system resonance.

What communication protocols are supported?

Communication methods include RS232, RS485, Modbus Protocol, and TCP/IP, which are optional.

Stable Operation Modular Phase Active Harmonic Filter for Subway Station

Name: Stable Operation Modular Phase Active Harmonic Filter for Subway Station
Brand: Ganzhou Sai'ao Technology Co., Ltd.
SKU: 2155865502

Jiangxi, ChinaGanzhou Sai'ao Technology Co., Ltd.

US$10.00-10,000.00

1 Piece

Product specifications

Model

Product profile

Customization

Available

Type

Apf

Transfer Function

All Pass

Model NO.

APF

Certification

Product Name

Active Power Filter

Keywords

Apf

Distribution System

3L/4L

Rated Power

50A/100A/ 50kVA / 100kVA

Voltage Grade

400V

Operating Voltage (V)

208~480

Working Frequency (Hz)

50/60±10%

Filtering Capacity

up to 97%

Filter Range

2~51 Harmonics

Full Response Time

< 10ms

Power Factor Correction

Yes, Can Be Set

IGBT Frequency

20kHz

Ambient Temperature

-10c~ +55 ° C

Storage Temperature

-40 ° C~ +75 ° C

Relative Humidity

95%Rh Max ( No Condensation)

Transport Package

Standard Packaging or Customized

Specification

Standard Specifications or Customized

Trademark

Saiao

Origin

Jiangxi, China

Production Capacity

50000 Pieces/Year

Key features

Ultra-Fast Response: Full harmonic compensation response time under 10ms for real-time tracking.

High Filtering Efficiency: Up to 98% filtering rate for 2nd to 51st order harmonics.

Modular Scalability: Scalable design from 25A to 200A with N+1 redundancy capability.

Dual-Function Capability: Integrates active harmonic filtering and reactive power compensation.

Three-Phase Balance: Independent single-phase dynamic current injection for 100% imbalance compensation.

Advanced Monitoring: Real-time display of voltage, current, harmonics, and fault recording.

Flexible Communication: Supports RS232, RS485, Modbus Protocol, and TCP/IP optional interfaces.

Comprehensive Protection: Over 20 types of protection including overvoltage, overheat, and short circuit.

Company profile

High Repeat Buyers Choice

Ganzhou Sai'ao Technology Co., Ltd.

Jiangxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤4.49h

AI-Powered supplier vetting

SummaryThe supplier is a professional technical manufacturer involved in research and development, manufacturing, processing, sales, and import/export of electrical, automation, security, fire-protection, and related equipment. It offers broad customization, ODM, and OEM services, and has multiple production machines and inventory capability. However, it does not provide 3D software design, lacks SDK availability, has no overseas warehouse, showroom, agents, branches, or offline trade-show experience, and began exporting only one year ago. Quality and service controls show procedural gaps: quality assurance is explicitly absent, while corrective-action, complaint-handling, and supplier-assessment procedures have no written records. ISO9001:2015 certification is reported, but no new products were developed in the past year and no regular fire drills were held.

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated business scope covers R&D, manufacturing, processing, sales, and import/export of distribution switch control equipment, lighting, security, power, fire-protection, automation-control equipment, and instrumentation.

CertificationsThe supplier reports holding an ISO9001:2015 certificate. The provided information does not identify additional certifications or independently verify the certificate’s scope or validity.

Production capacityThe supplier lists soldering tin, electric screw, punching, packing, and marking machines, has inventory capability, and reports peak- and off-season lead times within 15 working days. However, there is no valid manufacturing-capacity contract with related subcontractors, and finished products are checked by packing staff, limiting evidence of robust production and quality control.

Customization capabilityThe supplier explicitly offers full customization, sample-based customization, design-based customization, minor customization, and flexible customization. It also provides ODM services and OEM services for well-known brands, providing strong direct evidence of customization capability.

Product Q&A

Q:Are you a factory or a trader?

We are a manufacturer integrating industry and trade. Welcome to visit our company.

Q:What payment methods do you support?

We support T/T, Western Union, PayPal, cash, etc. The details can be negotiated.

Q:What are your modes of transportation?

We usually choose the appropriate mode of transportation (sea, air, land) according to the conditions of the goods, or we can choose the mode of transportation according to your requirements.

Q:How can I get an accurate quotation?

You can first send your specific demand information and product pictures, and we will customize a solution for you according to your needs and inform you of the specific price.

Q:What is the filtering efficiency of the APF?

The APF delivers up to 98% harmonic current filtering rate at rated power, significantly reducing total harmonic distortion (THD).