Products
Contact Box for KYN28-12
2. Installation Method: Vertically installed at the rear of the cabinet, connected and assembled with the primary busbar.
3. Compatible Cabinets: Suitable for KYN28A-12 type cabinets.
4. Product Advantages: Circuit protection, power distribution, high voltage resistance, insulation protection, and environmental adaptability.
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Product Introduction
Contact box for KYN28-12 is a crucial component of the switchgear, serving the purpose of insulation, isolation, and transition connection. Specifically, the design of the contact box ensures proper insulation between the high voltage primary main conductive circuit and the grounded partition cabinet, as well as between phases, thereby ensuring the safe operation of the circuit. Additionally, the contact box provides functions such as insulation shielding, contact busbar support, and compartment separation, which can be integrated or configured separately based on design requirements and the operational environment.
Product Specifications
Specification Sheet
|
No. |
Item |
Unit |
Date |
| 1 |
Rated Voltage |
kV | 12 |
| 2 |
Rated Current |
A |
630/1250/1600/2000/2500/3150/4000 |
| 3 |
Power Frequency Withstand Voltage |
kV/ min |
48 |
| 4 |
Partial Discharge Limit Value |
pc |
≤5 |
| 5 |
Material |
Epoxy Resin |
Product Advantages
Circuit Protection
The contact box can effectively isolate the current to prevent accidents such as electric shocks and short-circuit, ensuring the safe operation of the circuit.
01
Power Distribution
The contact box can efficiently distribute electrical power to various electrical devices, optimizing the electricity usage.
02
High Voltage Resistance
The contact box typically has a high voltage tolerance, built to handle high voltage currents, ensuring the normal operation of the circuit.
03
Insulation Protection
The insulators in the contact box can effectively isolate the current, preventing problems such as leakage and arcing, thereby protecting the circuit and equipment.
04
Environmental Adaptability
The contact box generally is designed to withstand various working environments, with features such as waterproofing, dustproofing, and corrosion resistance.
05
Product Applications
Contact box for KYN28-12 is widely used in various high voltage circuits, particularly in transmission, substations, and industrial and mining enterprises.
01
transmission systems
In transmission systems, the high voltage contact box is used to connect transmission lines and substations, playing a key role in cable connection and protection.
02
substation systems
In substation systems, it connects substation equipment and cables, facilitating the distribution and reception of electrical power.
03
industrial and mining enterprises
In industrial and mining enterprises, the high voltage contact box connects generators and electrical equipment, ensuring the proper operation of the circuit.
Product Outline Drawing
630A-1250A Contact Box
1250A-1600A Contact Box
1600A-3150A Contact Box
≤4000A Contact Box
KYN28A-12 contact Picture show
EPOXY RESIN
guaranteed creepage distance,impulse performance according high voltage with IEC61439
Low Partial Discharge
PD value ≤ 5pC, which is superior to standard requirements, ensuring long-term reliability.
Precision Fit
Designed to match KYN28-12 switchgear, easy installation and compatibility with (VS1, VD4, etc.).
Environmental Adaptability
Resistant to humidity, dust, and temperature variations .
Functions Of Contact Box for KYN28-12
Contact Box for KYN28-12 is a critical insulation component inside the KYN28-12 medium voltage switchgear.
Insulation & Isolation: Provides reliable insulation between the high-voltage primary circuit and the grounded metal cabinet, as well as between phases.
Transition Connection: Acts as the bridge connecting the vacuum circuit breaker (e.g., VS1, VD4) to the primary busbars.
Mechanical Support: Supports and positions the static contacts.
Contact Us
Contact: Melody Sun (Export Sales Manager)
Email: xdtz03@westpowerelectric.com
Mobile: +86 180 9176 5658 (WhatsApp)
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