VFD-DD Series Door Controller
The Door Control DD Series delivers an integrated control solution
specifically engineered for gating applications, combining
operational convenience with advanced safety features. Innovative
mechanical design includes detachable terminals for efficient
wiring, built-in power switch for enhanced safety protection, and
integrated digital operator for intuitive control without
additional accessories.
Control Capabilities
- Distance Control Mode: Encoder feedback ensures precise door opening/closing movements
- Speed Control Mode: Compatible with mainstream asynchronous motors using only four
sensing elements
- Multi-speed Control Mode: Customizable door operation curves via host computer for
personalized control
Core Specifications
| Parameter Category | Specification Details |
|---|
| Motor Type | Asynchronous Motor (mainstream market models) |
| Control Modes | Distance Control (encoder feedback), Speed Control, Multi-speed
Control |
| Sensing Elements Required | 4 units (for Speed Control mode) |
| Operation Interface | Built-in Digital Operator |
| Wiring Design | Detachable Terminals |
| Safety Features | Built-in Power Switch |
| Host Control Support | Supported (customize operation curves in Multi-speed mode) |
| Application Scenarios | Various Doors (industrial, commercial, residential) |
Global Model Specifications
| Overseas Model | Motor Power | Control Modes | Terminal Type | Operator Configuration | Applicable Regions |
|---|
| DD010S43A | 0.1kW | Distance Control, Speed Control | Detachable Terminals | Built-in Digital Operator | Global |
| DD020S43A | 0.2kW | Distance Control, Speed Control, Multi-speed Control | Detachable Terminals | Built-in Digital Operator | Global |
| DD040S43A | 0.4kW | Distance Control, Speed Control, Multi-speed Control | Detachable Terminals | Built-in Digital Operator | Global |
| DD075S43A | 0.75kW | Distance Control, Speed Control, Multi-speed Control | Detachable Terminals | Built-in Digital Operator | Global |
| DD150S43A | 1.5kW | Distance Control, Speed Control, Multi-speed Control | Detachable Terminals | Built-in Digital Operator | Global |
Application Solutions
Industrial Applications
Typical Use: Factory workshop doors, warehouse loading doors, logistics park
rolling doors
Key Benefits: Multi-speed Control adapts to frequent operation; detachable
terminals facilitate quick wiring during renovations; Distance
Control ensures precise positioning for enhanced safety
Value Proposition: Designed for 24/7 operation with high stability and minimal
maintenance; compatible with existing asynchronous motors to reduce
upgrade costs
Commercial Applications
Typical Use: Shopping mall automatic doors, office building sensor doors, hotel
revolving doors
Key Benefits: Speed Control ensures smooth operation without jitter; built-in
power switch meets safety standards; multi-language digital
operator
Value Proposition: Built for high-frequency use with 8-10 year service life;
detachable terminals simplify maintenance and troubleshooting
Residential Applications
Typical Use: Residential community unit doors, villa courtyard doors, apartment
building sensor doors
Key Benefits: Compact design with minimal installation space; comprehensive
safety features prevent accidental electric shock
Value Proposition: Low-maintenance design reduces service frequency; compatible with
mainstream motors for cost-effective upgrades
Public Facility Applications
Typical Use: Subway station passage doors, airport terminal doors, hospital
ward doors
Key Benefits: High-precision Distance Control for coordinated operation; IP54
protection rating for harsh environments; host computer centralized
control
Value Proposition: Meets international public safety standards; compliant with
electrical regulations worldwide for quick project acceptance
Frequently Asked Questions
Q1: Does this product comply with EU electrical standards for
German projects?
Fully compliant. The DD Series holds CE certification meeting EU
EN61800 electrical standards and EMC directives. Complete customs
clearance documentation provided including CE certification,
technical data sheet, certificate of origin, and RoHS compliance
report.
Q2: Can existing asynchronous motors be directly compatible without
replacement?
No motor replacement required. The DD Series is specifically
designed for high-market-share asynchronous motors. Direct
connection possible with installation of only 4 sensing elements
for stable door control.
Q4: How difficult is wiring for installers without gating inverter
experience?
Simple wiring requiring no special tools. Detachable terminal
design allows plug-and-play with clear English labels. Illustrated
installation guide provided in multiple languages. Ordinary
installers can complete single-unit installation in 1-2 hours.
Q5: What is the protection rating and outdoor installation
suitability?
IP54 protection rating ensures dust and water resistance, suitable
for outdoor installation in environments with light rain or dust.
Avoid direct exposure to heavy rain or intense UV radiation. For
coastal salt spray environments, custom corrosion-resistant
versions available.
Q6: How to integrate with existing Building Management Systems?
Standard configuration supports Modbus RTU via RS485 interface,
compatible with most overseas BMS systems. Optional communication
modules available for industrial Ethernet protocols like Profinet
or EtherNet/IP. Detailed communication manuals and register address
tables provided.
Q7: Does the digital operator support multiple languages?
Yes. Default 6 mainstream languages: English, Spanish, French,
German, Japanese, and Korean with free switching based on regional
needs. Intuitive interface allows control without professional
training.
Q8: How to configure Multi-speed Control mode and customize door
operation curves?
Flexible configuration via host computer software or digital
operator. Supports up to 8 speed segments for setting acceleration,
constant speed, and deceleration phases. Detailed parameter guides
provided for quick debugging based on door specifications.
Q9: What maintenance is required and are there consumable parts?
Low-maintenance design. Recommended: Clean terminals every 6 months
with compressed air; check sensing element sensitivity every 2-3
years. Core components have 8-10 year service life with no regular
consumable replacements under normal use.
Q10: What causes inaccurate door positioning and how to resolve it?
Common causes: Loose encoder wiring or signal interference;
misaligned sensing elements; improper Multi-speed parameter
settings. Check wiring connections, sensing element alignment, and
review parameter configurations.
