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| Categories | Medium Voltage Switchgear |
|---|---|
| Brand Name: | KNKONG |
| Model Number: | KYN61-33KV |
| Certification: | CB,ISO,IEC |
| Place of Origin: | China |
| MOQ: | 1 |
| Price: | USD 6000-15000 |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 50 units/Month |
| Delivery Time: | 15 working days |
| Packaging Details: | Standard export packaging |
| Rating Voltage: | 33KV |
| Rating Current: | 630A |
| Rating Frequency: | 50/60Hz |
| Standerds: | ISO IEC GB |
| OEM/ODM: | Inquiry by email |
| Isolation: | Air |
| Company Info. |
| Knkong Electric Co.,Ltd |
| View Contact Details |
| Product List |
Product Introduction
The cabinet structure of the insulated switchgear adopts the assembled type, and the circuit breaker adopts the handcart floor structure; it is equipped with a brand-new composite insulated vacuum circuit breaker, and has good interchangeability; the handcart frame is equipped with a screw nut propulsion mechanism, The handcart can be easily moved, and prevent misoperation from damaging the propulsion mechanism; the interlocking between the main switch, handcart, and switch cabinet door adopts a forced mechanical locking method to meet the "five prevention" function; all operations can be performed in the cabinet Carry out with the door closed; the cable room has ample space for connecting multiple cables; the fast grounding switch is used for grounding and loop short-circuit; the enclosure protection level is IP3X, and the handcart room door is open, and the protection level is IP2X.
Service environment:
a) Air temperature: -25℃~+40℃
b) Humidity: Monthly average humidity 95%; Daily average humidity 90%.
c) Altitude2500m
d) Ambient air not apparently polluted by corrosive and flammable gas, vapor, etc.
e) No frequent violent shake
Technical data
| Items | Unit | Data | |
| Rated Voltage | KV | 40.5 | |
| Rated Frequency | Hz | 50 | |
| Rated Current | A | 1250,1600,2000 | |
| Rated Short-circuit Breaking Current | KA | 25,31.5 | |
| Rated Making Current (Peak) | KA | 63,80 | |
| 4s Thermal Stability Current | KA | 25,31.5 | |
| Rated Dynamic Current (Peak) | KA | 63,80 | |
| Rated 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
Rated voltage: 40.5kV
Rated current: 630 1250 1600 2000 2500A
Rated short circuit breaking current: 20 25 31.5KA
Mechanical life: 20,000 times
VS1-40.5 Technical data
| Items | Unit | Date |
| Rated voltage | KV | 40.5 |
| Rated short-time power frequency withstand voltage (1min) | 95 | |
| Rated lightning impulse withstand voltage (peak) | 185 | |
| Rated freq | Hz | 50/60 |
| Rated current | A | 1250 1600 2000 2500 4000 |
| Rated short-circuit drop-out current | KA | 25 31.5 |
| Rated short-time withstand current | 25 31.5 | |
| Rated short-time continual time | s | 4 |
| Rated peak withstand current | KA | 63 80 |
| Rated short-circuit closing current | 63 80 | |
| Rated 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 |
| Rated break times for rated short drop-out current | s | 20 |
| Rated operation voltage | V | AC110/220 DC110/220 |
| Rated current of power storing motor | W | 230 |
| Average opening speed | m/s | 1.6~2.0 |
| Average closing speed | 0.5~0.8 | |
| Rated operation procedure | opening-0.3s-closing opening-180s-closing opening |
Knkong Electric 33KV switchgear has served the international market
for over 10 years.
Appreciate the hard work of our professional electrical engineering team, the international evaluation of our 33kv switchgear is positive.
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