Quick Details:

Packaging & Delivery:

Specifications:

KYN28-24 metal clad withdrawable switchgear a necessary power distribution equipment in 24 kV

3-phase AC 50Hz 60Hz power system

Service Conditions  :     

1. Normal Operating Conditions
A. Ambient temperature: -15℃~+40℃
B. Altitude: Not exceed 1000m above sea level
C. Ambient humidity: Daily average RH ≤ 95%; Monthly average RH ≤ 90%
D. Earthquake intensity: ≤ Degree 8
E. Ambient air is not obviously contaminated by corrosive or flammable gas or steam.
F. Neither heavy pollution nor frequently strenuous vibration is occurred. Under harsh
condition the strict design shall meet the requirement of classⅠ.

2. Special Operating Conditions
According to IEC60694, GB/T11022, the manufacturer and user may agree on special service
conditions which deviate from the normal service conditions.To prevent the condensation
phenomena,the heater is necessary for switchgear and needs to be put into service when the
switchgear is in readiness and service conditons. The heat dissipation problem of switchgear
can be sloved by ventilation facilities.

Item                                                 Unit                                       Parameters 
Rated Voltage                                     kV                                           17.5                                                                                                     kV                                            95

Rated insulation level                            kV                                            38

Rated Frequency                                 Hz                                                50/60
Main Busbar Rated Current                     A                    630, 1250, 1600, 2000, 2500, 3150

Branch Busbar Rated Curren t                 A                    630, 1250, 1600, 2000, 2500, 3150

Rated Short-time Withstand Current(4s) * kA                                          20, 25, 31.5
Rated Peak Withstand Current                kA                                  50, 63, 80
Protective Level                                   IP                         IP4X for enclosure;

IP2X between compartments and when the circuit  breaker door is open.        

If you have any enquiry about quotation or cooperation, please feel free to email us atRockwell@rockwill.cn or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.