2. **Rated Current**: Capable of handling continuous currents up to 630A, suitable for various industrial applications.
3. **Tripping Capacity**: Features a robust tripping capacity of 20kA, allowing for effective fault current interruption and enhanced safety.
4. **Tripping Time**: Achieves rapid disconnection with a tripping time of less than 0.1 seconds, minimizing system downtime.
5. **Operation Mode**: Available in manual and electric operation modes, providing flexibility to suit different operational requirements.
6. **Distance**: Ensures a minimum contact distance of 125mm after disconnection, promoting safe isolation of the circuit.
7. **Delivery**: Products are shipped via air or sea freight, ensuring timely and reliable delivery options tailored to customer needs.
8. **Packaging**: Each unit is securely packaged in a weather-resistant outer box, designed to protect the product during transit and storage.
SRM □-12 fully sealed and fully insulated inflatable ring network switchgear Introduction
The SRM □-12 fully sealed and fully insulated inflatable ring network switchgear is an advanced electrical device designed for use in medium-voltage distribution networks. It provides reliable performance with full insulation and sealing, ensuring safety and durability in harsh environments. This switchgear is ideal for applications requiring compact design, robust insulation, and minimal maintenance, making it perfect for power distribution in urban and industrial settings.
Product Features and Advantages
- Full Insulation and Sealing: The SRM □-12 switchgear is fully insulated and hermetically sealed, providing superior protection against environmental factors such as dust, moisture, and corrosion.
- Compact Design: This switchgear is designed to be compact and space-efficient, making it suitable for installations where space is limited.
- Long Service Life: Its sealed design ensures a long lifespan with minimal maintenance, making it a cost-effective solution for medium-voltage distribution networks.
- Safety and Reliability: The fully insulated design minimizes the risk of electrical hazards, ensuring safe operation even in adverse conditions.
- Minimal Maintenance: Thanks to its sealed structure, this switchgear requires less frequent inspections and maintenance, reducing downtime and operational costs.
Product Structure
The SRM □-12 fully sealed and fully insulated inflatable ring network switchgear is composed of:
- Main Housing: A durable, sealed enclosure that protects the internal components from external environmental factors.
- Insulated Busbar: Provides safe electrical connectivity between the various components.
- Vacuum Circuit Breaker (VCB): Ensures reliable interruption of electrical faults while minimizing wear on the system.
- Gas-filled Chamber: The internal components are housed in a gas-insulated chamber, providing additional protection and enhancing the lifespan of the device.
Main Technical Parameters
- Rated Voltage: 12 kV
- Rated Current: Up to 630 A
- Frequency: 50 Hz
- Insulation Level: 75 kV
- Short-circuit Breaking Capacity: 20 kA
- Protection Class: IP67
- Ambient Temperature: -25°C to +40°C
project |
unit |
C module load switch unit |
F module load switch-fuse combination electric unit |
V module breaker unit |
|
Rated voltage |
kV |
12 |
12 |
12 |
|
Rated current |
A |
630 |
|
630 |
|
Power frequency withstand voltage/1 minute |
Phase/phase |
kV |
42 |
42 |
42 |
Fracture |
kV |
48 |
48 |
48 |
|
Impact pressure |
Phase/phase |
kV |
75 |
75 |
|
Fracture |
kV |
85 |
85 |
||
Rated closed-loop breaking current |
A |
630 |
|||
Rated cable charging breaking current |
A |
30 |
|||
Rated breaking inductive current |
A |
|
|||
/3s Rated short-time withstand current /3s |
kA |
20 |
20 |
||
Rated peak withstand current |
kA |
50 |
1700 |
50 |
|
Rated transfer current |
A |
|
|||
Rated short-circuit breaking current |
kA |
20 |
|||
Rated short-circuit current |
kA |
50 |
|||
Rated short circuit breaking frequency |
times |
30 |
|||
Rated short circuit closing times (load switch/grounding switch) |
times |
5/5 |
|||
Rated current breaking frequency |
times |
>100 |
|||
Number of mechanical operations (load switch/ grounding switch |
times |
5000/2000 |
5000/2000 |
30000 |
Product Use Conditions
The SRM □-12 fully sealed and fully insulated inflatable ring network switchgear is designed to operate under the following conditions:
- Installation altitude: Up to 2000 meters above sea level
- Ambient temperature: -25°C to +40°C
- Relative humidity: ≤ 95% (non-condensing)
- No frequent vibrations or severe shocks
- Suitable for indoor and outdoor installations
Product Application Scope and Field
This switchgear is widely used in:
- Urban Power Distribution: Perfect for use in dense urban environments where space is at a premium.
- Industrial Power Systems: Provides reliable power distribution for factories and industrial complexes.
- Rural Network Transformation: Ideal for upgrading rural power grids to modern standards.
- Power Plants and Substations: Ensures safe and reliable power distribution in high-voltage facilities.
- Mining and Petrochemical Industries: Withstands harsh environments, providing stable power in challenging conditions.
OEM Services
At Shaanxi Huadian Electric Co., Ltd., we offer OEM services tailored to your specific needs. Whether you require custom designs, modifications to technical specifications, or private labeling, we have the capabilities to meet your requirements. Our team of experienced engineers and technicians will work closely with you to deliver a SRM □-12 fully sealed and fully insulated inflatable ring network switchgear that fits your exact specifications.
FAQ
Q1: What is the delivery time for SRM □-12 switchgear?
A: Delivery typically takes 4-6 weeks, depending on the order size and customization requirements.
Q2: Can the SRM □-12 switchgear be used outdoors?
A: Yes, the switchgear is fully sealed and insulated, making it suitable for both indoor and outdoor installations.
Q3: What is the warranty period for this product?
A: We offer a standard one-year warranty, with extended warranty options available upon request.
Q4: Does Shaanxi Huadian provide technical support?
A: Yes, we provide full technical support, including installation guidance and after-sales service.
Q5: Is it possible to order custom configurations of this switchgear?
A: Absolutely. Our OEM services allow for custom configurations based on your specific project needs.
Contact Us
For more information of SRM □-12 fully sealed and fully insulated inflatable ring network switchgear or to place an order, please contact us at:
Email: austinyang@hdswitchgear.com/rexwang@hdswitchgear.com/pannie@hdswitchgear.com
Phone: +86 0917-6735 959
We look forward to working with you to meet your power distribution needs!
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