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KYN61-40.5 Armored Removable AC Metal-Enclosed Switchgear - China Suppliers and Factory for Indoor Use
Main Features
- The cabinet structure adopts an assembled design, with the circuit breaker featuring a handcart ground structure;
- Equipped with a newtype of composite insulated vacuum circuit breaker, characterized by good interchangeability and easy replacement;
- The handcart frame is equipped with a screw nut propulsion mechanism, allowing for easy movement of the handcart and preventing damage from accidental operation;
- All operations can be performed with the cabinet door closed;
- Interlocking between the main switch, handcart, and switch cabinet door adopts a mandatory mechanical interlocking method, satisfying the "five prevention" functions;
- The cable chamber has ample space, allowing for multiple cable connections;
- A rapid grounding switch is provided for grounding and closing short-circuit loops;
- The shell has a Level of Protection IP3X, while the handcart chamber door opened state has a Level of Protection IP2X;
- The product complies with GB3906-2006, DL/T404-2007, and refers to the international standard IEC298.
Use Environment Conditions
- Ambient temperature: Upper limit +40℃, with the average value measured over 24 hours not exceeding 35℃; lower limit -10℃;
- Altitude: Altitude not exceeding 1000m;
- Relative Humidity: Daily average not exceeding 95%, monthly average not exceeding 90%;
- Earthquake intensity: Not exceeding 8 degrees;
- Water vapor pressure: Daily average not exceeding 2.2kPa, monthly average not exceeding 1.8kPa;
- Surrounding environment: Locations free from fire, explosion hazards, severe pollution, chemical corrosion, and intense vibrations.
Technical Parameters
| Items | Units | Value | |
| Rated Operating Voltage | Opening Solenoid | V | DC220/110 AC220/110 |
| Closing Coil | |||
| Rated Operating Current | Opening Solenoid | A | 0.96(220V) 1.05(110V) |
| Closing Coil | |||
| Energy Storage Motor Power | W | 230 | |
| Nominal Voltage of Stored Energy Electric Machinery | V | DC220/110 AC220/110 | |
| Stored Energy Time | S | ≤12 |
Technical Parameters
Technical Parameters of Vacuum Switch Cabinet
| No. | Items | Units | Value |
| 1 | Nominal Voltage | KV | 40.5 |
| 2 | Rated Current | A | 1250 1600 2000 |
| 3 | Rated Frequency | Hz | 50 |
| 4 | Rated Short-time Withstand Current | KA | 20 25 31.5 |
| 5 | Rated Peak Withstand Current | KA | 50 63 80 |
| 6 | Rated Power Frequency Withstand Voltage | KV | 95/1min |
| 7 | Rated Lighting Impulse Withstand Voltage | KV | 185 |
| 8 | Rated Short-circuit Period | S | 4 |
| 9 | Level of Protection | IP3X |
Main Technical Parameters of Vacuum Short-circuit
| No. | Items | Units | Value |
| 1 | Nominal Voltage | KV | 40.5 |
| 2 | Rated Frequency | Hz | 50 |
| 3 | Rated Power Frequency Withstand Voltage | KV | 95/1min |
| 4 | Rated Lighting Impulse Withstand Voltage | KV | 185 |
| 5 | Rated Current | A | 1250 1600 2000 |
| 6 | Rated Short-time Withstand Current | KA | 20 25 31.5 |
| 7 | Rated Short-circuit Breaking Current | KA | 20 25 31.5 |
| 8 | Rated Peak Withstand Current | KA | 50 63 80 |
| 9 | Rated Short-circuit Period | ms | 4 |
| 10 | Opening Time | ms | 30≤t≤ 60 |
| 11 | Closing Time | ms | 50 <t≤ 100 |
| 12 | Rated Short-circuit Breaking Current Times | Time | 20 |
| 13 | Machinery Service Life | Time | 10000 |
Switch Cabinet Dimensions
Installation of Switch Cabinet
- Height of the electrical room: ≥4500mm;
- Distance from the back of the cabinet to the wall: ≥1500mm;
- Flatness of the foundation structure: ≤1mm/ m²;
- The embedded channel steel of the foundation should not exceed 3mm above the ground;
- Can be fixed to the foundation using bolts or welding methods;
- The weight of the switch cabinet is approximately 1800kg;
- Width of the switch cabinet operational corridor (single row): ≥3000mm, double row (facing each other): ≥4000mm.
Ordering Instructions
WHEN PLACING AN ORDER, PLEASE SPECIFY:
- Main circuit scheme number, purpose, single-line system diagram, layout diagram, and floor plan of the distribution room;
- Auxiliary circuit wiring schematic and terminal arrangement diagram;
- Model, specifications, and quantity of electrical components within the switchgear;
- Requirements for control, measurement, and protection functions of the switchgear, as well as any other interlocking and automatic device requirements;
- If busbar connections are needed between switchgear or incoming cabinets, please provide specific data such as the rated current capacity of the busbar, span of the busbar, and height above ground;
- If accessories or spare parts are required, please specify the types and quantities;
- If the switchgear is to be used in special environmental conditions, please detail these conditions when placing the order.
Frequently Asked Questions (FAQ)
What standards does this switch cabinet comply with?
The product complies with GB3906-2006, DL/T404-2007, and refers to the international standard IEC298.
What are the environmental temperature limitations for operation?
The upper limit for the ambient temperature is +40℃, with an average value measured over 24 hours not exceeding 35℃. The lower limit is -10℃.
What is the Level of Protection (IP rating) for this equipment?
The outer shell has a Level of Protection of IP3X. When the handcart chamber door is in the opened state, it provides a Level of Protection of IP2X.
What are the space and height requirements for the installation room?
The electrical room must have a height of ≥4500mm. The distance from the back of the cabinet to the wall should be ≥1500mm, and the single-row operational corridor width must be ≥3000mm (≥4000mm for double-row setups).
What information is required when placing an order?
When placing an order, please specify the main circuit scheme number, auxiliary circuit wiring schematics, model/specifications/quantities of electrical components, control and protection requirements, busbar connection details (if applicable), necessary accessories/spare parts, and any special environmental conditions.