MITSUBISHI Elevator Door Operator Board DOR-275D DOR-275A
Model Number: DOR-275D DOR-275A
MOQ: 1pcs
Original: China
Certificate: ISO9001
Warranty Time: 12Months
Delivery Time: 3~15 Working Days
Payment Terms: T/T, L/C, Western Union, MoneyGram, Paypal
MITSUBISHI elevator door operator board DOR-275D / DOR-275A is powered by mature variable frequency drive (VFD) technology, enabling smooth start/stop sequences and high-precision speed regulation, with integrated all-dimensional protection against overcurrent, overvoltage, and overheating. Meanwhile, MITSUBISHI elevator door operator board DOR-275D / DOR-275A supports dual door-status detection via photoelectric sensors and encoders, paired with a load compensation function.
Product Parameter
|
Parameter |
Specification |
|
Category |
Elevator Door Operator Board |
|
Brand |
MITSUBISHI |
|
Model |
DOR-275D DOR-275A |
|
Main Control Chip |
Equipped with an industrial-grade high-performance microprocessor |
|
Input Power |
Three-phase AC power input; standard specification is AC 200-240V, 50/60Hz |
|
Control Method |
Supports Field-Oriented Control (FOC / Vector Control) or high-performance V/F control (Variable Voltage/Frequency) for Permanent Magnet Synchronous Motors (PMSM) |
|
Motor Output |
Three-phase AC output for direct door motor drive |
|
Protection Functions |
Integrated comprehensive electronic protection, including overcurrent, overvoltage, undervoltage, overheating, short circuit, and phase loss protection |
|
Original |
China |
|
Warranty Time |
12Months |
|
Delivery Time |
3~15 Working Days |
MITSUBISHI elevator door operator board DOR-275D / DOR-275A is designed exclusively for Machine Room-Less (MRL) elevators. This is not due to a difference in "performance level," but rather fundamental differences in system architecture and control logic. This can be understood through the following key aspects:
1. Control Architecture Tailored for MRL Systems
In MRL elevators, door control, power distribution, and the main control system are highly integrated within the hoistway or on the car top. MITSUBISHI elevator door operator board DOR-275D / DOR-275A is engineered specifically for this framework:
Communication Alignment: MITSUBISHI elevator door operator board DOR-275D / DOR-275A communication logic is consistent with MRL master controllers.
Interface Matching: MITSUBISHI elevator door operator board DOR-275D / DOR-275A signal interfaces and power input methods are fully compatible with MRL specifications.
Platform Incompatibility: MITSUBISHI elevator door operator board DOR-275D / DOR-275A cannot independently adapt to the control modes used in traditional Room-Above (MR) systems.
Core Reason: The difference lies in the entire control system platform, not just a single component.
2. Parameter Matching for MRL-Specific Doors and Motors
MRL elevators typically utilize lightweight door operator structures, low-power, high-efficiency 3-phase door motors and stricter requirements for noise and energy consumption.
The VFD (Variable Frequency Drive) parameters, start/stop curves, torque, and acceleration/deceleration logic of MITSUBISHI elevator door operator board DOR-275D / DOR-275A is optimized for these MRL motor characteristics. Using MITSUBISHI elevator door operator board DOR-275D / DOR-275A in a machine-room system would likely result in door jitter, abnormal speeds, or unstable door-lock signals.
3. Differing Door Status Detection and Safety Circuits
MRL systems have higher requirements for safety and status feedback. MITSUBISHI elevator door operator board DOR-275D / DOR-275A:
Dual Detection: Utilizes both photoelectric sensors and encoders for door status.
Deep Integration: Door lock and door zone signals are directly integrated into the system's safety logic.
Logic Binding: It is deeply bound to the MRL safety circuit.
In contrast, machine-room systems often use more traditional door lock logic, different I/O definitions, and different feedback sequences, making the interfaces and logic incompatible for a direct replacement.
4. Installation Environment and Structural Constraints
Space & Heat: MRL elevators have tighter installation spaces and more restricted heat dissipation conditions, requiring boards with smaller footprints and higher anti-interference capabilities.
Design Optimization: MITSUBISHI elevator door operator board DOR-275D / DOR-275A features a compact PCB design with heat dissipation and EMC (Electromagnetic Compatibility) optimized for car-top or hoistway environments. These specialized designs are unnecessary for and non-universal with machine-room systems.
Why Choose Us?
Guaranteed Quality - 100% Original manufacturer products.
Best Price - Factory-direct pricing.
Reliable & Fast Delivery - Faster than 90% of suppliers.
One-Stop Elevator System Provider - Saving you 90% of your time.
After-Sales Service Protection - Near-zero quality complaints in the last 3 years.
Product Packaging
Shipping & Payment
After-Sales Support
Pre-Sales:
Consultation & Customization - Detailed product introduction, technical support, and customized solutions for optimal selection.
In-Sales:
Installation & Commissioning - Professional guidance for smooth and quick integration into your system.
After-Sales:
Warranty & Long-term Support - One-year warranty with prompt repair/replacement for defects, plus continuous tech support.
FAQ
Q: What are the key interfaces of MITSUBISHI elevator door operator board DOR-275D DOR-275A?
A: MITSUBISHI elevator door operator board DOR-275D DOR-275A primary interfaces include the door motor encoder feedback interface, door lock detection input, safety circuit input, door open/close command input, and the communication interface for the main control system (such as RS-485 or CAN).
Q: How can I get my order?
A: Inquiry - quotation - confirm-send Pl - make the payment - arrange the parts delivery - receive the parts.
Q: What is the delivery time?
A: For common parts, available in the warehouse, which can be shipped within 1-2 days after finishing process, some OEM products generally can be shipped within one week.
Q: What is the guarantee for the parts we purchased?
A: Our products come with a standard 12-month warranty, backed by our dedicated engineering team for technical support.
Q: How can I pay?
A: We accept a variety of payment methods, including TT, L/C, Western Union, MoneyGram, PayPal, and Alibaba Trade Assurance.
Q: Can you provide after-sales service?
A: Yes, we have a professional person to follow up on your order when put into use. If any problem, we can Respond within 24 hours after receiving your feedback.
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