FLN36-12 10kv 11kv 12KV SF6 Load Break Switch in High Voltage RMU Switchgear Accessories
Yueqing Liyond Electric Co., Ltd. presents the FLN36/48-12D/T630-25 indoor AC high voltage SF6 load switch and FLRN36/48-12D/T1250-31.5 indoor AC high voltage SF6 load switch fuse combination apparatus. These products are ideal for protecting the line of 10kV Electric Power Load Control System in various settings.
- Suitable for three-phase 50Hz ring network or terminal power supply
- Capable of breaking any current reaching rated short circuit
- Designed for industrial electrical equipment, ring network units, box type substations, and more
- Perfect for urban residential areas, industrial and mining enterprises, airports, hospitals, and stadiums
Ambient Conditions:
- Altitude: ≤2000m
- Ambient temperature: -40°C ~ +40°C
- Earthquake intensity: ≤8 degree
- Relative humidity: Daily averages ≤95%, Monthly average ≤90%
Parameters:
Item |
Unit |
Data |
FLN48-12D/T630-25 |
FLRN48-12D/T1250-31.5 |
Rated voltage |
kV |
12 |
Rated frequency |
Hz |
50 |
Rated current |
A |
630 |
1250 |
Rated active load breaking current |
630 |
|
Rated closed loop dropout current |
630 |
|
Rated transfer current |
|
1700 |
Lightning impulse withstand voltage(peak) |
kV |
phase to earth, between phase 75, fracture 85 |
1 min power frequency withstand voltage |
phase to earth, between phase 42, fracture 48 |
Rated short-time withstand current(2s) |
kA |
25 |
Rated peak withstand current |
63 |
Rated short-circuit closing current(peak) |
63 |
80(expected) |
Fuse type |
|
|
S LAJ-12 |
Output energy of impactor |
J |
|
1+0.5 |
Mechanical life |
Load switch |
times |
5000 |
Earth switch |
2000 |

Explore our range of high-quality load break switches for electrical equipment, including gas-insulated, solid insulated, and compact options. Ideal for medium to high voltage applications.








FAQ:
Product Description
Welcome to Yueqing Liyond Electric Co., Ltd.
Here are some FAQs about our products:
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us an inquiry
here. We will reply to you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample orders to test and check quality. Mixed samples are acceptable.
Q: Can we print our logo/company name on products?
A: Yes, of course, we accept OEM. You need to provide brand authorization to us.
Q: Do you accept product customization?
A: Yes, of course. Please provide specific drawings or parameters, and we will quote you after evaluation.
Q: What is the lead time?
A: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, etc.
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will be inspected by our QC department before shipping. We will provide goods inspection reports for your reference before shipment.
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send them to us for checking and confirming. We will provide a satisfactory solution within 3 days.