• KYN28A-12铠装移开式金属封闭开关柜(2).jpg

KYN28-12 armored removable AC metal enclosed switchgear

With strong support from SJR Machinery, Toptech Smac now is able to offer both metal cutting and metal forming machines to our valued customers. The produce lines include lathes, milling machines, grinding machines, power presses and hydraulic press brakes, CNC machines. With timely service and on-site training, our qualified technicians can ensure the machines’ maximum productivity. Toptech Smac also provides industrial solutions for your individual needs.

Category :

High/Medium Voltage Switchgear

Keywords: machine tool  丨  grinding machine  丨  CNC

Product Detail

Product Overview

1. Ratings: system voltage 3.6—12kV, rated current up to 3150A, AC 50/60Hz.

2. Application: applicable for power receiving and distribution and for control, protection and measurement of circuit.

3.Standards: IEC 62271-200


Product Advantages

It has perfect mechanical and electrical double locking and anti error operation function.

The roof part adopts ventilation design, that is, it can meet the need of dust prevention and no need to consider the problem of pressure relief.

Cabinet use. single axis, double shaft and so on, to meet different requirements.

Using Aluminum-zinc composite flanging process, application of flat screw installation, flexible use, convenient, simple and practical, good performance.

KYN28A-12(Z)(GZS1) and KYN28A-12(Z)(NB) available.

Reliable "anti-5" mechanical latch, convenient and safe maintenance,

Both VCB of ZN63n -12 developed by our company and VD4, VB2 AND 3AH manufactured by other companies around the world can be matched with the switchgear.


Working Condition

1 Ambient air temperature: -15°C~~ 40°C (-25°C~~ 45°C available as customized products)

2 Altitude: W4000m

3 Relative humidity:

Daily average <95%, daily average water vapor pressure <2.2kPa

Monthly average W90%, monthly average water vapor pressure W1.8kPa

4 Earthquake intensity: W magnitude 8

5 Applicable in places without corrosive, flammable gas and steam and places no regular severe shock. Note: Customized products available.


Main Technical Parameter



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