Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| sales@plc-automations.com | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The ABB LD SYN-101 (3BHE005555R0101) is a high-precision, robust synchronization device designed primarily for power generation and distribution systems. It plays a critical role in synchronizing generators, transformers, or power sources before connecting them to the power grid, ensuring seamless and safe operation.
Built with advanced technology, the LD SYN-101 offers reliable measurement and control of voltage, frequency, and phase angle, enabling precise synchronization processes. Its rugged design allows for stable operation even under demanding industrial conditions, making it indispensable for utilities and large-scale power plants.
| Parameter | Specification |
|---|---|
| Model Number | 3BHE005555R0101 (LD SYN-101) |
| Type | Synchronization Device |
| Voltage Range | Up to 690 V AC |
| Frequency Range | 45 – 65 Hz |
| Measurement Accuracy | ±0.1% Voltage, ±0.01 Hz Frequency |
| Input Channels | Voltage and current inputs |
| Control Outputs | Relay outputs for breaker control |
| Display | Digital LED / LCD display |
| Communication | Optional serial communication interface |
| Operating Temperature | -20°C to +60°C |
| Dimensions (mm) | 96 (W) x 96 (H) x 120 (D) |
| Weight (kg) | 0.9 |
| Mounting | Panel mount |
| Protection Rating | IP54 |
| Compliance | IEC, ANSI standards |
Power Generation Plants: Synchronizing multiple generators to the grid for efficient power distribution.
Electrical Substations: Ensuring safe and reliable switching of transformers and feeders.
Industrial Facilities: Coordinating power sources in large factories or plants with backup generators.
Renewable Energy Systems: Synchronizing wind turbines or solar inverters with utility grids.
Utility Control Centers: Managing power flow and minimizing interruptions during system switching.
High Precision Synchronization: Accurate voltage and frequency measurements prevent system faults during synchronization.
Robust Build: Designed to operate reliably in harsh industrial and outdoor environments.
User-Friendly Interface: Clear digital display and simple control buttons ease operation and monitoring.
Flexible Integration: Supports multiple input and output configurations for varied control schemes.
Advanced Safety Features: Relay outputs with fail-safe logic minimize risk during breaker operation.
Wide Operating Temperature Range: Suitable for diverse climatic conditions.
Compact and Lightweight: Easy installation in control panels with minimal space requirements.
| Brand Name | ABB |
|---|---|
| Overview | Global leader in electrification, automation, and power technologies |
| Industry | Industrial automation, power generation, and distribution |
| Reputation | Known for high quality, reliability, and innovation in electrical equipment |
| Series Name | LD Series (Synchronization Devices) |
|---|---|
| Overview | A range of devices for synchronization and control of power systems |
| Key Features | Precision voltage and frequency measurement, relay control outputs, panel mount design |
| Applications | Power plants, substations, industrial power systems |
| Model | Voltage Range (V) | Frequency Range (Hz) | Dimensions (mm) | Weight (kg) | Key Features |
|---|---|---|---|---|---|
| LD SYN-102 | Up to 690 | 45 – 65 | 96 x 96 x 120 | 0.95 | Enhanced communication options |
| LD SYN-103 | Up to 1000 | 45 – 65 | 96 x 96 x 120 | 1.0 | Integrated breaker control |
| LD SYN-104 | Up to 690 | 50 – 60 | 120 x 120 x 140 | 1.1 | Advanced synchronization logic |
| LD SYN-105 | Up to 1000 | 45 – 65 | 96 x 96 x 130 | 1.2 | Dual input channel design |
| LD SYN-106 | Up to 600 | 45 – 65 | 90 x 90 x 110 | 0.85 | Compact design for limited space |
| Model | Type | Voltage Range (V) | Frequency Range (Hz) | Dimensions (mm) | Weight (kg) | Application Focus |
|---|---|---|---|---|---|---|
| PM5000 | Power Meter | Up to 690 | 50/60 | 96 x 96 x 70 | 0.75 | Energy measurement |
| REACT 500 | Relay Protection | Up to 1100 | 50/60 | 144 x 144 x 110 | 2.0 | Protection and control |
| CP600 | Control Panel | – | – | Customizable | Varies | Human-machine interface |
| CPC100 | Power Quality Logger | Up to 690 | 50/60 | 96 x 96 x 130 | 1.3 | Power quality analysis |
| PM800 | Power Meter | Up to 600 | 50/60 | 96 x 96 x 90 | 0.85 | Multifunctional measurement |
Q1: What is the main function of the LD SYN-101?
A1: It synchronizes generators or power sources by matching voltage, frequency, and phase before connecting to the power grid.
Q2: What is the voltage range supported by the LD SYN-101?
A2: It supports voltages up to 690 V AC.
Q3: Can the LD SYN-101 operate in harsh environmental conditions?
A3: Yes, it has an operating temperature range from -20°C to +60°C and an IP54 protection rating.
Q4: How is the device installed?
A4: It is designed for panel mounting.
Q5: Does the LD SYN-101 offer communication capabilities?
A5: It has optional serial communication interfaces for integration with control systems.
Q6: What safety features does the device have?
A6: It includes relay outputs with fail-safe logic to ensure safe breaker operation.
Q7: What dimensions and weight does the LD SYN-101 have?
A7: It measures 96 x 96 x 120 mm and weighs approximately 0.9 kg.
Q8: Is the LD SYN-101 suitable for renewable energy applications?
A8: Yes, it can synchronize renewable energy sources such as wind turbines or solar inverters with the grid.
Q9: How accurate is the synchronization measurement?
A9: Voltage accuracy is ±0.1%, and frequency accuracy is ±0.01 Hz.
Q10: Can the LD SYN-101 be integrated with other ABB control equipment?
A10: Yes, it is designed to be compatible with various ABB automation and protection systems.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.