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Phone: +86 16626708626Description
The ABB 3BHB006716R0277 SYN 5302A-Z.V277 is a high-precision automatic synchronizer unit from ABB’s SYCHROTACT 5 series designed for safe and reliable synchronization of generators and power grids. This synchronizer ensures accurate matching and monitoring of voltage, frequency, and phase angle between power sources before transferring or paralleling power flows. It is widely used in power plants, distribution systems, and industrial applications requiring synchronous grid operation and load transfer.
Key features include:
- Accurate Measurement: Real-time monitoring of voltage, frequency, and phase angle ensures precise synchronization.
- Automatic Control: Executes grid connection with minimal human intervention, improving operational safety.
- Multiple Protections: Equipped with overvoltage, undervoltage, overfrequency, and underfrequency protection to safeguard devices and systems.
- Dual-Channel System: Consists of two SYN 5202 dual-channel devices in one casing, wired in series to provide 4 channels. If one system fails, the other maintains synchronization.
- Versatile Application: Suitable for parallel generator and synchronous grid operation, as well as industrial backup power switching.
- 3BHB006716R0277 SYN 5302A-Z.V277
Technical specifications:
- Input voltage range: 24 to 250 V DC and 100 to 230 VAC (auto-sensing)
- Frequency range: 40 to 70 Hz with ±0.01 Hz accuracy
- Synchronization accuracy: Up to microsecond level
- Protection degree: Front IP54, rear IP50
- Operating temperature range: -25°C to +40°C (operation), -25°C to +65°C (storage)
- Dimensions: Approximately 96 x 96 x 110 mm
- Weight: Around 1.0 kg
- Communication interface: RS232 for PC software “SynView”
| Parameter | Value |
|---|---|
| Model | ABB 3BHB006716R0277 SYN 5302A-Z.V277 |
| Brand | ABB |
| Product Type | Automatic Synchronizer Unit |
| Voltage Input Range | 24–250 V DC, 100–230 V AC |
| Frequency Range | 40–70 Hz |
| Synchronization Accuracy | Microsecond level |
| Protection Features | Over/Undervoltage, Over/Underfrequency |
| Channels | Dual-channel, 4 channel total |
| Mounting | Panel mount |
| Dimensions (W x H x D) | 96 x 96 x 110 mm |
| Weight | Approx. 1.0 kg |
| Environmental Ratings | IP54 Front, IP50 Rear |
| Operating Temperature | -25°C to +40°C (operation) |
| Communication Interface | RS232 |
Related Modules or Compatible Units
- ABB SYN 5202 – Dual-channel synchronizer device included in SYN 5302 system.
- ABB REF542plus – Protection relay for integration with synchronization systems.
- ABB SYCHROTACT 6 Series – Advanced synchronizing devices with extended parameter sets.
- ABB SYN 5U96 – Double voltmeter accessory for synchronized voltage monitoring.
- ABB SYN 5F96 – Double frequency meter for synchronization accuracy.
Installation Notes & Maintenance Best Practices
Installation should occur in well-ventilated control panels or switchgear rooms with sufficient access to wiring for voltage and frequency inputs. Proper grounding and shielding are crucial to minimize electrical noise affecting synchronization accuracy. The device’s clear front LCD with status indicators enables easy local monitoring and testing.
Maintenance involves periodic verification of device calibration and thorough inspection of signal wiring and connectors. Firmware updates and PC software “SynView” are recommended for improved diagnostics and configuration management. The dual-channel design offers fault tolerance by maintaining operation if one channel fails, minimizing synchronization disruptions.
