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| Categories | Medium Voltage Switchgear |
|---|---|
| Brand Name: | KNKONG |
| Model Number: | KYN61-40.5KV |
| Certification: | GB,ISO IEC |
| Place of Origin: | China |
| MOQ: | 1 |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 50 units/Month |
| Delivery Time: | 15 working days |
| Packaging Details: | Standard export packaging |
| Rating Voltage: | Max 40.5KV |
| Rating Current: | 1600A (under) |
| Frequency: | 50/60Hz |
| Breaking capacity: | 40.5KV |
| Manufactory: | KNKONG |
| OEM/ODM: | Inquiry by email |
| Company Info. |
| Knkong Electric Co.,Ltd |
| View Contact Details |
| Product List |
Product Introduction
Technical data
| Items | Unit | Data | |
| Voltage | KV | 40.5 | |
| Frequency | Hz | 50 | |
| Current | A | 1250,1600,2000 | |
| Short-circuit Breaking Current | KA | 25,31.5 | |
| Making Current (Peak) | KA | 63,80 | |
| 4s Thermal Stability Current | KA | 25,31.5 | |
| Dynamic Current (Peak) | KA | 63,80 | |
| Insulation Level | 1min Power Frequency Withstand Voltage (r.m.s) | KV | 95 |
| Lightning Impulse Withstand Voltage (Peak) | KV | 185 | |
| 1min Power Frequency Voltage Across the open gap (r.m.s) | KV | 118 | |
| Lightning Impulse Withstand Voltage Across the open gap (Peak) | KV | 215 | |
| Enclosure Protection Class | Enclosure IP4X, Between Compartments IP2X | ||
| Enclosure Dimension (Width*Depth*Height) | mm | 1400*2800*2600 1600*2800*2600 | |
| Type of Circuit Breaker | VCB: ZN85-40.5 SF6 Circuit Breaker | ||
*Note: order switchgear should provide SLD(Single-line diagram) by customer
Main components characteristics:
VS1-40.5 Indoor Vacuum Circuit Breaker
Rating voltage: 40.5kV
Rating current: 630 1250 1600 2000 2500A
Rating short circuit breaking current: 20 25 31.5KA
Mechanical life: no less than 20,000 times
VS1-40.5 Technical data
| Items | Unit | Date |
| voltage | KV | 40.5 |
| short-time power frequency withstand voltage (1min) | 95 | |
| lightning impulse withstand voltage (peak) | 185 | |
| frequency | Hz | 50/60 |
| current | A | 1250 1600 2000 2500 4000 |
| short-circuit drop-out current | KA | 25 31.5 |
| short-time withstand current | 25 31.5 | |
| short-time continual time | s | 4 |
| peak withstand current | KA | 63 80 |
| short-circuit closing current | 63 80 | |
| single/ back-to-back capacitor bank drop-out current | A | 630/400 |
| Opening time (rated volt.) | ms | 35~60 |
| Closing time (rated volt.) | 50~100 | |
| Mechanical life | times | 20000 |
| break times for rated short drop-out current | s | 20 |
| operation voltage | V | AC110/220 DC110/220 |
| current of power storing motor | W | 230 |
| Average opening speed | m/s | 1.6~2.0 |
| Average closing speed | 0.5~0.8 | |
| operation procedure | opening-0.3s-closing opening-180s-closing opening |
Knkong Electric 33KV switchgear has served the international market
for over the past 10 years.
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