Product Features
The G30-B+C series surge protector combines Type 1 and Type 2 protection in one compact unit. It features a high discharge capacity of 12.5–50kA, low residual voltage, and thermal disconnect technology. The device uses high-quality MOV components and is DIN rail mounted for easy installation and replacement. Ideal for residential, commercial, and industrial electrical systems.
Technical Parameters
- Type: Combined Type 1+2 SPD
- Nominal Voltage (Un): 230/400V AC
- Discharge Current (In): 12.5–50kA
- Max Discharge Current (Imax): 50kA
- Response Time: ≤25ns
- Mounting: 35mm DIN rail
- Housing Material: Flame-retardant thermoplastic
- Indicator: Visual fault display
| Parameter | Specification |
|---|---|
| Product Series | G30-B+C/12.5-25/50 |
| Type | Type 1+2 Surge Protective Devices |
| Max Continuous Operating Voltage (Uc) | 280V, 320V, 385V, 440V, 600V |
| Nominal Discharge Current (In) | 12.5kA |
| Max Discharge Current (Imax) | 25kA (for 12.5kA nominal), 50kA (for 25kA nominal) |
| Lightning Impulse Current (Iimp) | 7kA |
| Voltage Protection Level (Up) | 1.5kV – 2.5kV |
| Response Time | 25ns |
| Operating Temperature Range | -40°C to +80°C |
| Installation | 35mm DIN rail according to EN 60715 |
| Degree of Protection | IP20 |
| Certifications | TUV, CB, CE, RoHS, CQC |
| Additional Features | High-energy surge protection, failure alarm prompt, pluggable design, easy replacement without system interruption |
| Dimensions | Approx. 90mm × 72mm × 46mm |
| Weight | Varies by model; roughly 120g to 500g |
Application
This combined surge protective device is suitable for low-voltage power distribution, switchgear panels, and lighting systems. It protects sensitive electronic and electrical equipment from transient overvoltage caused by lightning strikes and switching surges, ensuring operational continuity and safety.
Why Choose Us
We are a professional surge protector manufacturer with over 10 years of experience in global export. Our products meet IEC standards, support OEM customization, and offer fast delivery with reliable after-sales service. Choose us for consistent quality and competitive pricing.
FAQ
What is the nominal discharge current range of the G30-B+C series?
The nominal discharge current ranges from 12.5kA to 50kA per module, providing reliable surge protection for various power systems.
Which certification and standards apply to this product series?
Which certification and standards apply to this product series? The G30-B+C series complies with international standards EN 61643-11 and IEC 61643-11, along with CE, RoHS, and CQC certifications.
How quickly does this device respond to surges?
The response time is very fast, generally under 25 nanoseconds, allowing rapid protection against transient overvoltages.
What are the maximum continuous operating voltages?
The devices support continuous operating voltages up to 600V AC, suitable for a wide range of applications in industrial and commercial power systems.
How is the device status indicated?
Visual fault indication is provided, with green lights indicating normal operation and red lights signaling a fault.
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