MVnex
Distribution Metering Box
Protection
ISO9001:2000
All- packaged Type
Low Voltage
Customized
High-rise Buildings
Steel Plate
IP56
40.5kv
50 Hz
OEM Available
100% Inspection
Senda
Wooden Box
Standard Specifications
China
Product Description
KYN61-40.5 Medium Voltage Switchgear

Product Advantages
1.High-quality assembly structure: The cabinet adopts advanced assembly structure to improve product quality and matching accuracy.
2.Strong adaptability: The main wiring scheme can reach more than 198 types to meet the needs of different users.
3.Complete "five-protection" functions: Each functional compartment of the switch cabinet is sealed with metal plates and has an independent pressure release channel to ensure safe and reliable operation.
Convenient operation: Operations such as circuit breakers and grounding switches can be carried out when the switch cabinet is closed, realizing door closing operation.
1.High-quality assembly structure: The cabinet adopts advanced assembly structure to improve product quality and matching accuracy.
2.Strong adaptability: The main wiring scheme can reach more than 198 types to meet the needs of different users.
3.Complete "five-protection" functions: Each functional compartment of the switch cabinet is sealed with metal plates and has an independent pressure release channel to ensure safe and reliable operation.
Convenient operation: Operations such as circuit breakers and grounding switches can be carried out when the switch cabinet is closed, realizing door closing operation.
KYN61-40.5 Medium Voltage Switchgear | |
Rated voltage | 40.5kV |
Rated frequency | 50Hz |
Main bus rated current | 1250, 1600, 2000, 2500A |
Branch bus rated current | 630, 1250, 1600, 2000, 2500A |
Rated insulation level | phase-to-phase, phase-to-ground isolation break |
Rated (1min) power frequency withstand voltage | 95kV 118kV |
Rated lightning impulse withstand voltage (peak) | 185 kV 215kV |
Auxiliary and control circuit (1min) power frequency withstand voltage | 2kV |
Rated short-circuit breaking current | 25, 31.5kA |
Rated short-circuit closing current (peak) | 63, 80kA |
Rated short-time withstand current (4s) | 25, 31.5kA |
Rated peak withstand current | 63, 80kA |
Protection level - Housing IP4X, compartments and circuit breaker room doors opened IP2X | |
Dimensions (width × depth × height) mm : 1400 × 2800 (3000) × 2600 |









